The diagnosis in this manual assumes a certain level of skill and knowledge of Ford-approved diagnostic procedures. REFER TO: Diagnostic Methods (100-00 General Information, Description and Operation).
Trouble Code
Description
Action
B1163:11
Driver side heated mirror output: short to ground
GO to Pinpoint Test D
B1163:15
Driver side heated mirror output: short to battery or open circuit
GO to Pinpoint Test D
B11F6:11
Driver Side Mirror Folding Motor: Short to Ground
GO to Pinpoint Test E
B11F6:15
Driver Side Mirror Folding Motor: Short to Battery or Open
GO to Pinpoint Test E
B1C06:11
Driver Mirror Up/Down and Common Mirror Motor: Short to Ground
If one mirror is inoperative, GO to Diagnostic Test A.
If one outside mirror is not operating correctly in all directions, GO to Diagnostic Test B.
B1C06:15
Driver up/down and common rear view mirror motor: short to battery or open circuit
If one mirror is inoperative, GO to Diagnostic Test A.
If one outside mirror is not operating correctly in all directions, GO to Diagnostic Test B.
B1C09:11
Driver Side LH/RH Mirror Motor: Short to Ground
GO to Pinpoint Test B
B1C09:15
Driver Side LH/RH Mirror Motor: Short to Battery or Open
GO to Pinpoint Test B
B1C10:11
Driver Side Mirror Up/Down Motor: Short to Ground
GO to Pinpoint Test B
B1C10:15
Driver Side Mirror Up/Down Motor: Short to Battery or Open
GO to Pinpoint Test B
B1C13:11
Driver Side Mirror Up/Down Motor Feedback: Short to Ground
GO to Pinpoint Test C
B1C13:15
Driver Side Mirror Up/Down Motor Feedback: Short to Battery or Open
GO to Pinpoint Test C
B1C14:11
Driver Side LH/RH Mirror Motor Feedback: Short to Ground
GO to Pinpoint Test C
B1C14:15
Driver Side LH/RH Mirror Motor Feedback: Short to Battery or Open
GO to Pinpoint Test C
C1B15:11
Sensor Supply Voltage B: Circuit Short to Ground
GO to Pinpoint Test C
C1B15:15
Sensor Supply Voltage B: Short to Battery or Open
GO to Pinpoint Test C
All Other DDM Diagnostic Trouble Codes (DTCs)
-
REFER TO: Locks, Latches and Entry Systems (501-14 Handles, Locks, Latches and Entry Systems, Diagnosis and Testing).
DTC Chart: PDM
The diagnosis in this manual assumes a certain level of skill and knowledge of Ford-approved diagnostic procedures. REFER TO: Diagnostic Methods (100-00 General Information, Description and Operation).
Trouble Code
Description
Action
B1164:11
Passenger side heated mirror output: short to ground
GO to Pinpoint Test D
B1164:15
Passenger side heated mirror output: short to battery or open circuit
GO to Pinpoint Test D
B11F7:11
Passenger Side Mirror Folding Motor: Short to Ground
GO to Pinpoint Test E
B11F7:15
Passenger Side Mirror Folding Motor: Short to Battery or Open
GO to Pinpoint Test E
B1C08:11
Passenger Side Left/Right and Common Mirror Motor: Short to Ground
If one mirror is inoperative, GO to Diagnostic Test A.
If one outside mirror is not operating correctly in all directions, GO to Diagnostic Test B.
B1C08:15
Passenger Side Left/Right and Common Mirror Motor: Short to Battery or Open Circuit
If one mirror is inoperative, GO to Diagnostic Test A.
If one outside mirror is not operating correctly in all directions, GO to Diagnostic Test B.
B1C11:11
Passenger Side LH/RH Mirror Motor: Short to Ground
GO to Pinpoint Test B
B1C11:15
Passenger Side LH/RH Mirror Motor: Short to Battery or Open
GO to Pinpoint Test B
B1C12:11
Passenger Side Mirror Up/Down Motor: Short to Ground
GO to Pinpoint Test B
B1C12:15
Passenger Side Mirror Up/Down Motor: Short to Battery or Open
GO to Pinpoint Test B
B1C15:11
Passenger Side Mirror Up/Down Motor Feedback: Short to Ground
GO to Pinpoint Test C
B1C15:15
Passenger Side Mirror Up/Down Motor Feedback: Short to Battery or Open
GO to Pinpoint Test C
B1C16:11
Passenger Side LH/RH Mirror Motor Feedback: Short to Ground
GO to Pinpoint Test C
B1C16:15
Passenger Side LH/RH Mirror Motor Feedback: Short to Battery or Open
GO to Pinpoint Test C
C1B15:11
Sensor Supply Voltage B: Circuit Short to Ground
GO to Pinpoint Test C
C1B15:15
Sensor Supply Voltage B: Short to Battery or Open
GO to Pinpoint Test C
All Other PDM Diagnostic Trouble Codes (DTCs)
-
REFER TO: Locks, Latches and Entry Systems (501-14 Handles, Locks, Latches and Entry Systems, Diagnosis and Testing).
DTC Chart: IPMA
The diagnosis in this manual assumes a certain level of skill and knowledge of Ford-approved diagnostic procedures. REFER TO: Diagnostic Methods (100-00 General Information, Description and Operation).
Trouble Code
Description
Action
B1286:14
Interior Mirror: Short to Ground or Open Circuit
GO to Pinpoint Test G
All other IPMA diagnostic trouble codes (DTCs)
-
Refer to: Lane Keeping System (419-07 Lane Keeping System, Diagnosis and Testing).
DTC Chart: FCIM
The diagnosis in this manual assumes a certain level of skill and knowledge of Ford-approved diagnostic procedures. REFER TO: Diagnostic Methods (100-00 General Information, Description and Operation).
Trouble Code
Description
Action
B1C83:12
Rear Heater Relay: Short to Battery
Refer to the FCIM DTC Chart. Refer to: Glass, Frames and Mechanisms (501-11 Glass, Frames and Mechanisms, Diagnosis and Testing).
B1C83:14
Rear Heater Relay: Short to Ground or Open Circuit
All other FCIM diagnostic trouble codes (DTCs)
-
REFER TO: Climate Control System - Vehicles With: Dual Automatic Temperature Control (DATC) (412-00 Climate Control System - General Information, Diagnosis and Testing). REFER TO: Climate Control System - Vehicles With: Electronic Manual Temperature Control (EMTC) (412-00 Climate Control System - General Information, Diagnosis and Testing).
Symptom Chart
Symptom Chart: Rear View Mirrors - Exterior
The diagnosis in this manual assumes a certain level of skill and knowledge of Ford-approved diagnostic procedures. REFER TO: Diagnostic Methods (100-00 General Information, Description and Operation).
Condition
Possible Causes
Action
One or both outside mirrors fold inward due to wind pressure
Power folding mirrors are not synchronized (only vehicles equipped with power folding mirrors).
Mirror Structural Bracket is Damaged
For vehicles equipped with power mirrors, SYNCHRONIZE the power folding mirrors. REFER TO: Power Mirror Synchronization (501-09 Mirrors, General Procedures).
If the concern still exists after performing the power mirror synchronization procedure, INSPECT the mirror for structural damage. If necessary, INSTALL a new mirror. REFER TO: Exterior Mirror (501-09 Mirrors, Removal and Installation).
For vehicles not equipped with power folding mirrors, INSPECT the mirror for structural damage. If necessary, INSTALL a new mirror. REFER TO: Exterior Mirror (501-09 Mirrors, Removal and Installation).
Both outside mirrors inoperative
Wiring, Terminals or Connectors
Power Window Concern
Outside mirror control switch (integrated in the left front door window switch)
DDM
CHECK that all power windows operate correctly from the driver door window switch.
If all power windows operate normally from the left front door window switch, INSTALL a new left front door window switch. REFER TO: Front Door Window Switch (501-11 Glass, Frames and Mechanisms, Removal and Installation).
If the concern persists after installing a new driver door window switch, INSTALL a new DDM. REFER TO: Driver Door Module (DDM) (419-10 Multifunction Electronic Modules, Removal and Installation).
If all power windows do not operate correctly from the driver door window switch, PERFORM the power window diagnosis before continuing with the outside mirror diagnosis. REFER TO: Glass, Frames and Mechanisms (501-11 Glass, Frames and Mechanisms, Diagnosis and Testing).
One mirror does not operate
Refer to Pinpoint Test
GO to Pinpoint Test A
One exterior mirror does not operate correctly in all directions
Refer to Pinpoint Test
GO to Pinpoint Test B
Outside mirror memory recall function inoperative/operates incorrectly
Refer to Pinpoint Test
GO to Pinpoint Test C
Mirrors move unexpectedly without actuation of the exterior mirror control switch.
Memory position not set
Memory position changed
Make sure the memory positions are set.
Make sure the customer is using the correct RKE transmitter. Each RKE transmitter is linked to its own memory position during programming.
One heated exterior mirror does not operate or is always on
High ambient temperature
DDM and PDM automatically turn off exterior mirror heating when ambient temperature is above 30 °C. This is normal operation.
Refer to Pinpoint Test
GO to Pinpoint Test D
Both heated exterior mirrors do not operate
Fuse
Wiring, Terminals or Connectors
Rear window defrost relay
FCIM
INSPECT the rear window defrost system. Refer to Symptom Chart: Defrost System Does Not Operate. REFER TO: Glass, Frames and Mechanisms (501-11 Glass, Frames and Mechanisms, Diagnosis and Testing).
Left and right heated outside mirrors do not defrost at the same rate
Outside Mirror Heater Normal Operation
No action is required, the system is currently operating correctly.
Exterior mirror heating does not operate by voice command only
Defrost system concern
Voice recognition system concern
CHECK exterior mirror heating operation using the FCIM defrost button.
If the heated exterior mirrors do not operate, INSPECT the rear window defrost system. Refer to Symptom Chart: Defrost System Does Not Respond to Voice Command Only. REFER TO: Glass, Frames and Mechanisms (501-11 Glass, Frames and Mechanisms, Diagnosis and Testing).
If the heated exterior mirrors operate, INSPECT the non-operating voice recognition system. Refer to Symptom Chart: SYNC® System. Voice Recognition Does Not Operate or Operates Incorrectly. Refer to the appropriate section in Group 415 for the procedure.
Exterior mirror heating does not operate by touchscreen command only.
Defrost system concern
APIM
FDIM
CHECK exterior mirror heating operation using the FCIM defrost button.
If the heated exterior mirrors do not operate, INSPECT the rear window defrost system. Refer to Symptom Chart: Defrost System Does Not Respond to Touchscreen Command Only. REFER TO: Glass, Frames and Mechanisms (501-11 Glass, Frames and Mechanisms, Diagnosis and Testing).
If the heated exterior mirrors operate, INSPECT the non-operating touchscreen system. Refer to Symptom Chart: General Audio System. FDIM Touchscreen Does Not Operate or Operates Incorrectly. Refer to the appropriate section in Group 415 for the procedure.
Left and/or right power folding mirror does not operate/operates incorrectly
Refer to Pinpoint Test
GO to Pinpoint Test E
Left and/or right side automatic power mirror folding function does not operate (power mirror folding can be activated manually using the exterior mirror fold switch)
Refer to Pinpoint Test
GO to Pinpoint Test F
Left and right power folding mirrors do not fold and/or unfold at the same speed.
Normal power folding mirror operation
No action is required, the system is currently operating correctly.
Left-hand auto-dimming outside mirror is inoperative or always dimmed.
INSTALL a new left front door window switch. REFER TO: Front Door Window Switch (501-11 Glass, Frames and Mechanisms, Removal and Installation).
Rear view mirror illumination lamp inoperative or stays on
Wiring, Terminals or Connectors
Puddle lamp
Outside Mirror
Door Module
Refer to Symptom Chart: Interior Lighting. REFER TO: Interior Lighting (417-02 Interior Lighting, Diagnosis and Testing).
Outside mirror turn signal inoperative or always on
Wiring, Terminals or Connectors
Lamp
Door Module
BCM
Refer to Symptom Chart: Turn Signal and Hazard Warning Lamps. REFER TO: Turn Signal and Hazard Warning Lamps (417-01 Exterior Lighting, Diagnosis and Testing).
BLIS®/CTA indicator does not operate or is always on
Wiring, Terminals or Connectors
Communication Problem
Outside Mirror Glass
Side Obstacle Detection Control Module
Door Module
Refer to Symptom Chart - BLIS and/or Symptom Chart - CTA. REFER TO: Blind Spot Information System (419-04 Side and Rear Vision, Diagnosis and Testing).
Symptom Chart: Rear View Mirrors - Interior
The diagnosis in this manual assumes a certain level of skill and knowledge of Ford-approved diagnostic procedures. REFER TO: Diagnostic Methods (100-00 General Information, Description and Operation).
Condition
Possible Causes
Action
Interior mirror damaged
Interior Mirror Glass/Housing Dirty
CLEAN the affected interior mirror surface.
Interior mirror vibrates or rattles
Interior Mirror Mounting Loose
If the mirror is still on the windshield, do not remove it. TRY to fully install the mirror first. If the mirror is still loose or vibrates, REMOVE and REINSTALL the mirror. If the condition still exists, INSTALL a new interior rearview mirror. REFER TO: Interior Rearview Mirror (501-09 Rearview Mirrors, Removal and Installation).
Auto-dimming inside mirror operates incorrectly.
Refer to Pinpoint Test
GO to Pinpoint Test H
Symptom Chart: Rear View Mirrors - NVH
The diagnosis in this manual assumes a certain level of skill and knowledge of Ford-approved diagnostic procedures. REFER TO: Diagnostic Methods (100-00 General Information, Description and Operation).
Condition
Possible Causes
Action
Outside mirror housing vibrates or rattles
Power folding mirrors are not synchronized
SYNCHRONIZE the power folding mirrors. REFER TO: Power Mirror Synchronization (501-09 Mirrors, General Procedures).
Outside mirror mounting nuts are loose
TIGHTEN the outside mirror mounting nuts. REFER TO: Outside Mirror (501-09 Rear View Mirrors, Removal and Installation).
Aftermarket air deflector / rock shields
If possible, REMOVE the aftermarket parts and the vehicle road test. If the concern no longer exists, ADVISE the customer that the condition was caused by aftermarket components. Excessive vibration.
Outside mirror glass vibrates or rattles
Outside mirror motor mounting screws are loose
Outside mirror glass is loose
Outside Mirror Glass
PRESS the center of the outside mirror glass up, down, left and right to make sure the outside mirror glass is installed correctly. If the outside mirror glass is still not secured, REMOVE the outside rearview mirror glass. INSPECT the back of the outside rearview mirror backing plate for damage. CHECK the outside mirror motor mounting screws and TIGHTEN as necessary. If the outside mirror backing plate is damaged, INSTALL a new outside rearview mirror glass. Refer to: Outside Mirror (501-09 Rearview Mirrors, Removal and Installation).
Wind Noise
Foam gasket between the outside mirror housing and the door is misaligned or damaged
MAKE SURE the gasket is in good condition. If necessary, REPLACE the gasket between the outside rearview mirror housing and the door, or REPAIR the foam gasket if necessary. The foam gasket is not repairable, and if it cannot be repaired, INSTALL a new outside mirror. Refer to: Outside Mirror (501-09 Rearview Mirrors, Removal and Installation).
Outside mirror is incorrectly installed on the door
MAKE SURE there is a gap between the outside mirror and the door. If necessary, LOOSEN the outside mirror nuts and REPOSITION the outside mirror as necessary. REFER TO: Outside Mirror (501-09 Rearview Mirrors, Removal and Installation).
Impact damage to the outside mirror
INSPECT the outside mirror for damage to the housing or glass.
Interior mirror vibrates or rattles
Interior Mirror Mounting Loose
If the mirror is still on the windshield, do not remove it. TRY to fully install the mirror first. If the mirror is still loose or vibrates, REMOVE and REINSTALL the mirror. If the condition still exists, INSTALL a new interior rearview mirror. REFER TO: Interior Rearview Mirror (501-09 Rearview Mirrors, Removal and Installation).
Pinpoint Tests
One mirror does not operate
For wiring diagrams and connectors, refer to Cell 124 of the Wiring Diagrams.
Normal Operation and Fault Symptoms
Refer to: Rearview Mirrors - System Operation and Component Description (501-09 Rearview Mirrors, Description and Operation).
DDM DTC Fault Trigger Conditions
Trouble Code
Description
Fault Trigger Conditions
B1C06:15
Driver up/down and common rear view mirror motor: short to battery or open circuit
Continuous on-demand DTC that is set in the DDM if the DDM detects lower than expected current draw when voltage is applied to the common mirror motor circuit.
PDM Fault DTC Trigger Conditions
Trouble Code
Description
Fault Trigger Conditions
B1C08:15
Passenger Side Left/Right and Common Mirror Motor: Short to Battery or Open Circuit
Continuous memory diagnostic trouble code that is set in the PDM if the PDM detects lower than expected current draw when voltage is applied to the common mirror motor circuit.
Possible Causes
Wiring, Terminals or Connectors
Power Window Concern
Outside mirror control switch (integrated in the left front door window switch)
Outside Mirror
Visual Inspection and Preliminary Diagnosis
Inspect the suspect outside mirror for damage or obstructions.
Verify that all power windows can open and close normally using the left front door window switch.
DIAGNOSTIC TEST A: ONE MIRROR INOPERATIVE
A1 CHECK THE INOPERATIVE MIRROR
Center the inoperative outside mirror glass in the mirror housing by hand.
The ignition is on.
Select the inoperative mirror using the selector switch.
NOTE: Cycle the ignition between each mirror direction. Move the suspect outside mirror in the up, down, left and right directions and cycle the ignition between each direction change.
Does the suspect outside mirror operate in any direction?
Yes
GO to Pinpoint Test B
No
GO to A2
A2 CHECK THE DRIVER DOOR WINDOW CONTROL SWITCH
The ignition is on.
Operate all windows using the window control switch on the driver door.
Do all power windows operate correctly?
Yes
GO to A3
No
CHECK the power windows before continuing with the power mirror diagnosis. Refer to: Glass, Frames and Mechanisms (501-11 Glass, Frames and Mechanisms, Diagnosis and Testing).
A3 CHECK THE POWER MIRROR CONTROL SWITCH PARAMETER IDENTIFICATION (PIDS)
Using the diagnostic scan tool, view the DDM parameter identifications (PIDs).
Using the diagnostic scan tool, view the following DDM mirror control switch parameter identifications (PIDs):
MIR_SELSW_L
MIR_SELSW_R
MIR_SW_DN
MIR_SW_UP
MIR_SW_L
MIR_SW_R
While monitoring the Parameter Identification (PID), switch the mirror control switch to the left mirror and press each directional switch.
While monitoring the Parameter Identification (PID), switch the mirror control switch to the right mirror and press each directional switch.
Do the parameter identifications (PIDs) match the mirror control switch presses?
Yes
GO to A4
No
INSTALL a new left front door window switch. Refer to: Front Door Window Control Switch (501-11 Glass, Frames and Mechanisms, Removal and Installation).
A4 CHECK THE COMMON MIRROR CIRCUIT FOR AN OPEN
Disconnect the suspect outside mirror C517 (left) or C626 (right).
Action: Click to display the connectors
LH Outside Mirror
Positive lead
Measurement/Action
Negative lead
C501B-17
C517-4
Click to display the connectors
RH Outside Mirror
Positive lead
Measurement/Action
Negative lead
C652B-17
C626-4
Is the resistance less than 3 ohms?
Yes
GO to A5
No
REPAIR the circuit.
A5 CHECK THE OUTSIDE MIRROR JUMPER WIRE HARNESS
Inspect the outside mirror jumper harness between the vehicle wiring harness and the mirror motors for:
Open circuit or short circuit
Damaged or pushed-out pins
Corrosion
Is the harness in good condition?
Yes
INSTALL new outside mirror. Refer to: Outside Mirror (501-09 Rear View Mirrors, Removal and Installation).
No
REPAIR the harness, if necessary. If the harness cannot be repaired, INSTALL a new outside mirror. REFER TO: Outside Mirror (501-09 Rear View Mirrors, Removal and Installation).
One outside mirror does not operate correctly in all directions
For wiring diagrams and connectors, refer to Cell 124 of the Wiring Diagrams.
Normal Operation and Fault Symptoms
Refer to: Rearview Mirrors - System Operation and Component Description (501-09 Rearview Mirrors, Description and Operation).
DDM DTC Fault Trigger Conditions
Trouble Code
Description
Fault Trigger Conditions
B1C06:11
Driver Mirror Up/Down and Common Mirror Motor: Short to Ground
Continuous on-demand DTC that is set in the DDM if the DDM detects higher than expected current draw when voltage is applied to the common mirror motor circuit.
B1C06:15
Driver up/down and common rear view mirror motor: short to battery or open circuit
Continuous on-demand DTC that is set in the DDM if the DDM detects lower than expected current draw when voltage is applied to the common mirror motor circuit.
B1C09:11
Driver Side LH/RH Mirror Motor: Short to Ground
Continuous on-demand DTC that is set in the DDM when the DDM detects higher than expected current draw on the horizontal mirror motor circuit when voltage is applied.
B1C09:15
Driver Side LH/RH Mirror Motor: Short to Battery or Open
Continuous on-demand DTC that is set in the DDM when the DDM detects lower than expected current draw on the horizontal mirror motor circuit when voltage is applied.
B1C10:11
Driver Side Mirror Up/Down Motor: Short to Ground
Continuous on-demand DTC that is set in the DDM when the DDM detects higher than expected current draw on the vertical mirror motor circuit when voltage is applied.
B1C10:15
Driver Side Mirror Up/Down Motor: Short to Battery or Open
Continuous on-demand DTC that is set in the DDM when the DDM detects lower than expected current draw on the vertical mirror motor circuit when voltage is applied.
PDM Fault DTC Trigger Conditions
Trouble Code
Description
Fault Trigger Conditions
B1C08:11
Passenger Side Left/Right and Common Mirror Motor: Short to Ground
Continuous on-demand DTC that is set in the PDM if the PDM detects higher than expected current draw when voltage is applied to the common mirror motor circuit.
B1C08:15
Passenger Side Left/Right and Common Mirror Motor: Short to Battery or Open Circuit
Continuous memory diagnostic trouble code that is set in the PDM if the PDM detects lower than expected current draw when voltage is applied to the common mirror motor circuit.
B1C11:11
Passenger Side LH/RH Mirror Motor: Short to Ground
Continuous on-demand DTC that is set in the PDM when the PDM detects higher than expected current draw on the horizontal mirror motor circuit when voltage is applied.
B1C11:15
Passenger Side LH/RH Mirror Motor: Short to Battery or Open
Hard fixed DTC that is set in the PDM when the PDM detects lower than expected current draw on the horizontal mirror motor circuit when voltage is applied.
B1C12:11
Passenger Side Mirror Up/Down Motor: Short to Ground
Hard fixed DTC that is set in the PDM when the PDM detects higher than expected current draw on the vertical mirror motor circuit when voltage is applied.
B1C12:15
Passenger Side Mirror Up/Down Motor: Short to Battery or Open
Continuous on-demand DTC that is set in the PDM when the PDM detects lower than expected current draw on the vertical mirror motor circuit when voltage is applied.
Possible Causes
Wiring, Terminals or Connectors
Outside mirror control switch (integrated in the left front door window switch)
Power Mirror System Concern
Outside Mirror Motor
Outside Mirror
DDM
PDM
Visual Inspection and Preliminary Diagnosis
Inspect the suspect outside mirror for damage or obstructions.
DIAGNOSTIC TEST B: ONE OUTSIDE MIRROR NOT OPERATING CORRECTLY IN ALL DIRECTIONS
B1 CHECK MIRROR MOVEMENT
Center the suspect outside mirror glass in the mirror housing by hand.
The ignition is on.
Select the suspect mirror using the selector switch.
NOTE: Cycle the ignition between each mirror direction. Move the outside mirror in the up, down, left and right directions and cycle the ignition between each direction change.
Does the suspect outside mirror operate in any direction?
Yes
GO to B2
No
GO to Pinpoint Test A
B2 CHECK OUTSIDE MIRROR CONTROL SWITCH PARAMETER IDENTIFICATION (PIDS)
Using the diagnostic scan tool, view the DDM parameter identifications (PIDs).
Using the diagnostic scan tool, view the following DDM mirror control switch parameter identifications (PIDs):
MIR_SELSW_L
MIR_SELSW_R
MIR_SW_DN
MIR_SW_UP
MIR_SW_L
MIR_SW_R
While monitoring the parameter identifications (PIDs), press the left mirror select switch and press each direction switch.
While monitoring the parameter identifications (PIDs), press the right mirror select switch and press each direction switch.
Do the parameter identifications (PIDs) match the mirror control switch presses?
Yes
GO to B3
No
INSTALL a new left front door window switch. REFER TO: Front Door Window Switch (501-11 Glass, Frames and Mechanisms, Removal and Installation).
B3 CHECK VOLTAGE OUTPUT TO SUSPECT OUTSIDE MIRROR
NOTICE: The following step uses a test lamp to simulate normal circuit loads. Use only the Rotunda test lamp (SGT27000) or a 250-300 mA incandescent test lamp. To prevent damage to the connector terminals, use the Rotunda Flex Probe kit for the test lamp probe connection to the vehicle. Do not use the test lamp probe directly on any connector.
Ignition OFF.
Disconnect: Suspect outside mirror C517 (left) or C626 (right).
The ignition is on.
Select the suspect outside mirror by pressing the corresponding outside mirror select switch.
Connect: Click to display the connectors
LH Outside Mirror
Lead 1
Measurement/Action
Lead 2
C517-6
Ground
C517-4
Ground
Click to display the connectors
RH Outside Mirror
Lead 1
Measurement/Action
Lead 2
C626-6
Ground
C626-4
Ground
Press the outside mirror control switch left/right and monitor the indicator lamp.
Connect: Click to display the connectors
LH Outside Mirror
Lead 1
Measurement/Action
Lead 2
C517-3
Ground
C517-4
Ground
Click to display the connectors
RH Outside Mirror
Lead 1
Measurement/Action
Lead 2
C626-3
Ground
C626-4
Ground
Press the outside mirror control switch up/down and monitor the indicator lamp.
Does the indicator lamp illuminate only when the outside mirror control switch is pressed in any direction?
Yes
GO to B8
No
GO to B4
B4 CHECK THE SUSPECT OUTSIDE MIRROR CIRCUITS FOR A SHORT TO VOLTAGE
Ignition OFF.
Disconnect the DDM C501B (LH concern) or PDM C652B (RH concern).
The ignition is on.
Action: Click to display the connectors
LH Outside Mirror
Positive lead
Measurement/Action
Negative lead
C517-3
Ground
C517-4
Ground
C517-6
Ground
Click to display the connectors
RH Outside Mirror
Positive lead
Measurement/Action
Negative lead
C626-3
Ground
C626-4
Ground
C626-6
Ground
Is there voltage present?
Yes
REPAIR the faulty circuit.
No
GO to B5
B5 CHECK THE SUSPECT OUTSIDE MIRROR CIRCUITS FOR A SHORT TO GROUND
Ignition OFF.
Action: Click to display the connectors
LH Outside Mirror
Positive lead
Measurement/Action
Negative lead
C517-3
Ground
C517-4
Ground
C517-6
Ground
Click to display the connectors
RH Outside Mirror
Positive lead
Measurement/Action
Negative lead
C626-3
Ground
C626-4
Ground
C626-6
Ground
Is the resistance greater than 10000 ohms?
Yes
GO to B6
No
REPAIR the faulty circuit.
B6 CHECK THE SUSPECT OUTSIDE MIRROR CIRCUITS FOR AN OPEN
Action: Click to display the connectors
LH Outside Mirror
Positive lead
Measurement/Action
Negative lead
C517-3
C501B-7
C517-4
C501B-17
C517-6
C501B-8
Click to display the connectors
RH Outside Mirror
Positive lead
Measurement/Action
Negative lead
C626-3
C652B-7
C626-4
C652B-17
C626-6
C652B-8
Is the resistance less than 3 ohms?
Yes
GO to B7
No
REPAIR the faulty circuit.
B7 CHECK THE DDM (DRIVER DOOR MODULE) / PDM (PASSENGER DOOR MODULE) OPERATION
Ignition OFF.
Disconnect and inspect all DDM/PDM connectors and the related in-line connectors.
Repair:
corrosion (install new connector or terminals - clean module pins)
damaged or bent terminals/pins - install new terminals/pins
pushed-out pins - install new pins as necessary
Reconnect the DDM/PDM connectors and the related inline connectors. Make sure they are installed and locked correctly.
Operate the system to determine if the concern persists.
Is the concern still present?
Yes
CHECK in OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this condition, STOP this test and FOLLOW the TSB instructions. If no TSB applies to this condition, INSTALL a new DDM/PDM. Refer to: Driver Door Module (DDM) (419-10 Multifunction Electronic Modules, Removal and Installation). Refer to: Passenger Door Module (PDM) (419-10 Multifunction Electronic Modules, Removal and Installation).
No
The system is currently operating correctly. The concern may have been caused by module connections. ADDRESS the root cause of any connector or terminal issues.
B8 CHECK THE OUTSIDE MIRROR JUMPER WIRE HARNESS
Inspect the outside mirror jumper harness between the vehicle wiring harness and the mirror motors for:
Open circuit or short circuit
Damaged or pushed-out pins
Corrosion
Is the harness in good condition?
Yes
INSTALL a new outside rearview mirror motor. REFER TO: Outside Mirror (501-09 Rear View Mirrors, Removal and Installation).
No
REPAIR the harness, if necessary. If the harness cannot be repaired, INSTALL a new outside mirror. REFER TO: Outside Mirror (501-09 Rear View Mirrors, Removal and Installation).
Outside rearview mirror memory recall function inoperative/operates incorrectly
For wiring diagrams and connectors, refer to Cell 124 of the Wiring Diagrams.
Normal Operation and Fault Symptoms
Refer to: Rearview Mirrors - System Operation and Component Description (501-09 Rearview Mirrors, Description and Operation).
DDM DTC Fault Trigger Conditions
Trouble Code
Description
Fault Trigger Conditions
B1C13:11
Driver Side Mirror Up/Down Motor Feedback: Short to Ground
Continuous on-demand DTC that is set in the DDM when the DDM detects a short to ground in the vertical position feedback circuit.
B1C13:15
Driver Side Mirror Up/Down Motor Feedback: Short to Battery or Open
Continuous on-demand DTC that is set in the DDM when the DDM detects a short to voltage or an open in the vertical position feedback circuit.
B1C14:11
Driver Side LH/RH Mirror Motor Feedback: Short to Ground
Continuous on-demand DTC that is set in the DDM when the DDM detects a short to ground in the horizontal position feedback circuit.
B1C14:15
Driver Side LH/RH Mirror Motor Feedback: Short to Battery or Open
Continuous on-demand DTC that sets in the DDM if the DDM detects a short to battery voltage or an open in the horizontal position feedback circuit.
C1B15:11
Sensor Supply Voltage B: Circuit Short to Ground
Continuous on-demand DTC that is set in the DDM if the DDM detects a short to ground in the outside rearview mirror position sensor supply circuit.
C1B15:15
Sensor Supply Voltage B: Short to Battery or Open
Continuous on-demand DTC that is set in the DDM if the DDM detects a short to voltage or an open in the outside rearview mirror position sensor supply circuit.
PDM Fault DTC Trigger Conditions
Trouble Code
Description
Fault Trigger Conditions
B1C15:11
Passenger Side Mirror Up/Down Motor Feedback: Short to Ground
Continuous on-demand DTC that sets in the PDM if the PDM detects a short to ground in the vertical position feedback circuit.
B1C15:15
Passenger Side Mirror Up/Down Motor Feedback: Short to Battery or Open
Continuous on-demand DTC that sets in the PDM if the PDM detects a short to voltage or an open in the vertical position feedback circuit.
B1C16:11
Passenger Side LH/RH Mirror Motor Feedback: Short to Ground
Continuous on-demand DTC that sets in the PDM if the PDM detects a short to ground in the horizontal position feedback circuit.
B1C16:15
Passenger Side LH/RH Mirror Motor Feedback: Short to Battery or Open
Continuous on-demand DTC that sets in the PDM if the PDM detects a short to battery voltage or an open in the horizontal position feedback circuit.
C1B15:11
Sensor Supply Voltage B: Circuit Short to Ground
Continuous on-demand DTC that is set in the PDM if the PDM detects a short to ground in the outside rearview mirror position sensor supply circuit.
C1B15:15
Sensor Supply Voltage B: Short to Battery or Open
Continuous on-demand DTC that is set in the PDM if the PDM detects a short to voltage or an open in the outside rearview mirror position sensor supply circuit.
Possible Causes
Wiring, Terminals or Connectors
Seat memory system concern
Power Mirror System Concern
Outside Mirror Motor
Outside Mirror
DDM
PDM
DIAGNOSTIC TEST C: OUTSIDE MIRROR MEMORY RECALL FUNCTION INOPERATIVE/OPERATING INCORRECTLY
C1 CHECK THE SEAT MEMORY OPERATION
The ignition is on.
Check the operation of the seat memory function.
Does the seat memory function operate?
Yes
GO to C2
No
CHECK the seat memory system before continuing with the outside mirror memory recall diagnosis. REFER TO: Front Seats (501-10A Front Seats, Diagnosis and Testing).
C2 CHECK THE POWER MIRROR OPERATION
Manually center the outside mirror glass in the mirror housing.
Select the suspect mirror using the selector switch.
NOTE: Cycle the ignition between each mirror direction. Move the suspect outside mirror in the up, down, left and right directions and cycle the ignition between each direction change.
Does the suspect mirror operate in all directions?
Yes
GO to C3
No
If one mirror is inoperative, GO to Location Test A. If one outside mirror does not operate correctly in all directions, GO to Pinpoint Test B.
C3 CHECK THE OUTSIDE MIRROR POSITION SENSOR CIRCUITS FOR A SHORT TO VOLTAGE
Ignition OFF.
Disconnect the suspect outside mirror C517 (left) or C626 (right).
Disconnect the DDM C501B (LH concern) or PDM C652B (RH concern).
The ignition is on.
Action: Click to display the connectors
LH Outside Mirror
Positive lead
Measurement/Action
Negative lead
C517-12
Ground
C517-13
Ground
C517-14
Ground
C517-15
Ground
Click to display the connectors
RH Outside Mirror
Positive lead
Measurement/Action
Negative lead
C626-12
Ground
C626-13
Ground
C626-14
Ground
C626-15
Ground
Is there voltage present?
Yes
GO TO C4
No
REPAIR the faulty circuit.
C4 CHECK THE OUTSIDE MIRROR POSITION SENSOR CIRCUITS FOR A SHORT TO GROUND
Ignition OFF.
Action: Click to display the connectors
LH Outside Mirror
Positive lead
Measurement/Action
Negative lead
C517-12
Ground
C517-13
Ground
C517-14
Ground
C517-15
Ground
Click to display the connectors
RH Outside Mirror
Positive lead
Measurement/Action
Negative lead
C626-12
Ground
C626-13
Ground
C626-14
Ground
C626-15
Ground
Is the resistance greater than 10000 ohms?
Yes
GO to C5
No
REPAIR the faulty circuit.
C5 CHECK THE SUSPECT OUTSIDE MIRROR POSITION SENSOR CIRCUITS FOR AN OPEN
Action: Click to display the connectors
LH Outside Mirror
Positive lead
Measurement/Action
Negative lead
C517-12
C501B-5
C517-13
C501B-6
C517-14
C501B-16
C517-15
C501B-15
Click to display the connectors
RH Outside Mirror
Positive lead
Measurement/Action
Negative lead
C626-12
C652B-5
C626-13
C652B-6
C626-14
C652B-16
C626-15
C652B-15
Is the resistance less than 3 ohms?
Yes
GO to C6
No
REPAIR the faulty circuit.
C6 CHECK THE OUTSIDE MIRROR JUMPER WIRE HARNESS
Inspect the outside mirror jumper harness between the vehicle wiring harness and the mirror motors for:
Open circuit or short circuit
Damaged or pushed-out pins
Corrosion
Is the harness in good condition?
Yes
INSTALL a new outside mirror motor. Refer to: Outside Mirror (501-09 Mirrors, Removal and Installation). VERIFY the system operates correctly. If the concern persists, GO to C7.
No
REPAIR the harness, if necessary. If the harness cannot be repaired, INSTALL a new outside mirror. REFER TO: Outside Mirror (501-09 Rear View Mirrors, Removal and Installation).
C7 CHECK DDM (DRIVER DOOR MODULE) / PDM (PASSENGER DOOR MODULE) OPERATION
Ignition OFF.
Disconnect and inspect all DDM/PDM connectors and the related in-line connectors.
Repair:
corrosion (install new connector or terminals - clean module pins)
damaged or bent terminals/pins - install new terminals/pins
pushed-out pins - install new pins as necessary
Reconnect the DDM/PDM connectors and the related inline connectors. Make sure they are installed and locked correctly.
Operate the system to determine if the concern persists.
Is the concern still present?
Yes
CHECK in OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this condition, STOP this test and FOLLOW the TSB instructions. If no TSB applies to this condition, INSTALL a new DDM/PDM. Refer to: Driver Door Module (DDM) (419-10 Multifunction Electronic Modules, Removal and Installation). Refer to: Passenger Door Module (PDM) (419-10 Multifunction Electronic Modules, Removal and Installation).
No
The system is currently operating correctly. The concern may have been caused by module connections. ADDRESS the root cause of any connector or terminal issues.
One heated exterior mirror does not operate or is always on
For wiring diagrams and connectors, refer to Cell 124 of the Wiring Diagrams.
Normal Operation and Fault Symptoms
Refer to: Rearview Mirrors - System Operation and Component Description (501-09 Rearview Mirrors, Description and Operation).
DDM DTC Fault Trigger Conditions
Trouble Code
Description
Fault Trigger Conditions
B1163:11
Driver side heated mirror output: short to ground
This continuous on-demand DTC is set if the DDM detects higher than expected current draw when voltage is applied to the left outside rearview mirror heater circuit.
B1163:15
Driver side heated mirror output: short to battery or open circuit
This continuous on-demand DTC is set if the DDM detects less current draw than expected when voltage is applied to the left-hand outside rearview mirror heater circuit.
PDM Fault DTC Trigger Conditions
Trouble Code
Description
Fault Trigger Conditions
B1164:11
Passenger side heated mirror output: short to ground
This continuous on-demand DTC is set if the PDM detects higher current draw than expected when voltage is applied to the right-hand outside rearview mirror heater circuit.
B1164:15
Passenger side heated mirror output: short to battery or open circuit
This continuous on-demand DTC is set if the PDM detects less current draw than expected when voltage is applied to the right-hand outside rearview mirror heater circuit.
Possible Causes
Wiring, Terminals or Connectors
Outside Mirror Glass
Outside Mirror
Door Module
Visual Inspection and Preliminary Diagnosis
Inspect the suspect outside mirror housing and glass for damage.
DIAGNOSTIC TEST D: ONE HEATED OUTSIDE MIRROR INOPERATIVE OR ALWAYS ON
D1 CHECK THE DDM (DRIVER DOOR MODULE) OR PDM (PASSENGER DOOR MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)
The ignition is on.
Using the diagnostic scan tool, perform the DDM (for left) or PDM (for right) self-test.
Are any diagnostic trouble codes (DTCs) present?
Yes
• For DDM DTC B1163:11 or PDM DTC B1164:11, GO to D6. • For DDM DTC B1163:15 or PDM DTC B1164:15, GO to D2. • For all other DDM or PDM DTCs, REFER to the DDM or PDM DTC chart in this section.
No
GO to D2
D2 CHECK THE MIRROR HEATER OUTPUT VOLTAGE AT THE INOPERATIVE OUTSIDE MIRROR
NOTICE: The following step uses a test lamp to simulate normal circuit loads. Use only the Rotunda test lamp (SGT27000) or a 250-300 mA incandescent test lamp. To prevent damage to the connector terminals, use the Rotunda Flex Probe kit for the test lamp probe connection to the vehicle. Do not use the test lamp probe directly on any connector.
NOTE: The defrost system is activated for 10 minutes. With the engine running, turn on the rear window defroster.
Does the test lamp only illuminate when the rear window defroster is switched on?
Yes
GO to D10
No
• If the indicator lamp is on continuously, GO to D3. • If the indicator lamp does not illuminate, GO to D4.
D3 CHECK THE MIRROR HEATER CIRCUIT FOR VOLTAGE IN THE OUTSIDE MIRROR
Ignition OFF.
Disconnect the DDM C501B (LH concern) or PDM C652B (RH concern).
The ignition is on.
Action: Click to display the connectors
LH Outside Mirror
Positive lead
Measurement/Action
Negative lead
C517-1
Ground
Click to display the connectors
RH Outside Mirror
Positive lead
Measurement/Action
Negative lead
C626-1
Ground
Is there voltage present?
Yes
REPAIR the circuit.
No
• For the left-hand mirror, GO to D8. • For the right-hand mirror, GO to D9.
D4 CHECK THE MIRROR HEATER CIRCUIT VOLTAGE AT THE OUTSIDE MIRROR
NOTICE: The following step uses a test lamp to simulate normal circuit loads. Use only the Rotunda test lamp (SGT27000) or a 250-300 mA incandescent test lamp. To prevent damage to the connector terminals, use the Rotunda Flex Probe kit for the test lamp probe connection to the vehicle. Do not use the test lamp probe directly on any connector.
Turn off the rear window defroster.
Connect: Click to display the connectors
LH Outside Mirror
Lead 1
Measurement/Action
Lead 2
C517-1
Ground
Click to display the connectors
RH Outside Mirror
Lead 1
Measurement/Action
Lead 2
C626-1
Ground
NOTE: The defrost system is activated for 10 minutes. With the engine running, turn on the rear window defroster.
Does the test lamp illuminate?
Yes
REPAIR the ground circuit.
No
GO to D5
D5 CHECK THE MIRROR HEATER CIRCUIT FOR AN OPEN BETWEEN THE MIRROR AND THE DOOR MODULE
Ignition OFF.
Disconnect the DDM C501B (LH concern) or PDM C652B (RH concern).
Action: Click to display the connectors
LH Outside Mirror
Positive lead
Measurement/Action
Negative lead
C517-1
C501B-20
Click to display the connectors
RH Outside Mirror
Positive lead
Measurement/Action
Negative lead
C626-1
C652B-20
Is the resistance less than 3 ohms?
Yes
• For the left-hand mirror, GO to D8. • For the right-hand mirror, GO to D9.
No
REPAIR the faulty circuit.
D6 CHECK THE DOOR MODULE DIAGNOSTIC TROUBLE CODES (DTCS) WITH THE OUTSIDE MIRROR DISCONNECTED
Ignition OFF.
Disconnect the suspect outside mirror C517 (left) or C626 (right).
The ignition is on.
Using a diagnostic scan tool, clear the DDM or PDM diagnostic trouble codes (DTCs).
Using the diagnostic scanner, perform a self-test of the DDM or PDM.
Is DDM DTC B1163:15 or PDM DTC B1164:15 present?
Yes
• For LH concerns, GO to D8. • If relative humidity is the concern, GO to D9.
No
GO to D7
D7 CHECK THE MIRROR HEATER CIRCUIT FOR A SHORT TO GROUND IN THE OUTSIDE MIRROR
Ignition OFF.
Disconnect the DDM C501B (LH concern) or PDM C652B (RH concern).
Action: Click to display the connectors
left
Positive lead
Measurement/Action
Negative lead
C517-1
Ground
Click to display the connectors
Right Side
Positive lead
Measurement/Action
Negative lead
C626-1
Ground
Is the resistance greater than 10000 Ohms?
Yes
GO to D10
No
REPAIR the circuit.
D8 CHECK THE DDM (DRIVER DOOR MODULE) OPERATION
Ignition OFF.
Disconnect and inspect all DDM connectors and the corresponding harness connectors.
Repair:
corrosion (install new connector or terminals - clean module pins)
damaged or bent terminals/pins - install new terminals/pins
pushed-out pins - install new pins as necessary
Reconnect the DDM connectors and the corresponding harness connectors. Make sure they are installed and locked correctly.
Operate the system to determine if the concern persists.
Is the concern still present?
Yes
CHECK OASIS for any applicable Technical Service Bulletins (TSB). If a TSB exists for this concern, STOP this test and FOLLOW the TSB instructions. If no TSB applies to this concern, INSTALL a new DDM. REFER TO: Driver Door Module (DDM) (419-10 Multifunction Electronic Modules, Removal and Installation).
No
The system is currently operating correctly. The concern may have been caused by module connections. ADDRESS the root cause of any connector or terminal issues.
D9 CHECK THE PDM (PASSENGER DOOR MODULE) OPERATION
Ignition OFF.
Disconnect and inspect all PDM connectors and the corresponding harness connectors.
Repair:
corrosion (install new connector or terminals - clean module pins)
damaged or bent terminals/pins - install new terminals/pins
pushed-out pins - install new pins as necessary
Reconnect the PDM connectors and the corresponding harness connectors. Make sure they are installed and locked correctly.
Operate the system to determine if the concern persists.
Is the concern still present?
Yes
CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, STOP this test and FOLLOW the TSB instructions. If no TSBs apply to this concern, INSTALL a new PDM. REFER TO: Passenger Door Module (PDM) (419-10 Multifunction Electronic Modules, Removal and Installation).
No
The system is currently operating correctly. The concern may have been caused by module connections. ADDRESS the root cause of any connector or terminal issues.
D10 CHECK THE OUTSIDE MIRROR JUMPER WIRE HARNESS
Inspect the outside mirror jumper harness between the vehicle wiring harness and the mirror glass for:
Open circuit or short circuit
Damaged or pushed-out pins
Corrosion
Is the harness in good condition?
Yes
INSTALL a new outside rearview mirror glass. Refer to: Outside Mirror (501-09 Mirrors, Removal and Installation).
No
REPAIR the harness, if necessary. If the harness cannot be repaired, INSTALL a new outside mirror. REFER TO: Outside Mirror (501-09 Rear View Mirrors, Removal and Installation).
Right and/or left power-folding mirror does not fold/operate properly
For wiring diagrams and connectors, refer to Cell 124 of the Wiring Diagrams.
Normal Operation and Fault Symptoms
Refer to: Rearview Mirrors - System Operation and Component Description (501-09 Rearview Mirrors, Description and Operation).
DTCDTC
Description
Fault Trigger Conditions
B11F6:11
Driver Side Mirror Folding Motor: Short to Ground
Continuous memory and on-demand DTC that sets in the DDM if the DDM detects higher than expected current draw when voltage is applied to the left outside mirror folding circuit.
B11F6:15
Driver Side Mirror Folding Motor: Short to Battery or Open
Continuous memory and on-demand DTC that sets in the DDM if the DDM detects lower than expected current draw when voltage is applied to the left outside mirror folding circuit.
B11F7:11
Passenger Side Mirror Folding Motor: Short to Ground
Continuous memory and on-demand DTC that is set in the PDM if the PDM detects higher current draw than expected when voltage is applied to the right-hand outside mirror folding circuit.
B11F7:15
Passenger Side Mirror Folding Motor: Short to Battery or Open
Continuous memory and on-demand DTC that sets in the PDM when the PDM detects lower than expected current draw when voltage is applied to the right-hand outside rearview mirror fold circuit.
Possible Causes
Power mirror fold motor lock function is active.
Power mirror binding or obstructed
Power mirrors out of synchronization
Communication network concern
Power Window Concern
Wiring, Terminals or Connectors
Outside mirror fold switch (integrated in the left front door window switch)
Outside Mirror
Door Module
Visual Inspection and Preliminary Diagnosis
Verify that all power windows can open and close normally using the left front door window switch.
Verify that the power mirror fold is not pinched or obstructed.
Verify that the lock function is disabled.
DIAGNOSTIC TEST E: RIGHT-HAND (RH) AND/OR LEFT-HAND (LH) POWER FOLDING MIRROR INOPERATIVE/OPERATING INCORRECTLY
NOTE: Power-folding mirrors must be synchronized any time the right, left, or both power-folding mirrors are folded or unfolded without using the power-folding mirror switch, or if a new power-folding mirror has been installed. Refer to Power Mirror Synchronization in this section.
NOTE: If the outside mirrors are folded and unfolded several times in succession, the power lockout function will disable the system for approximately 3-10 minutes to prevent motor damage. After 3-10 minutes, normal operation resumes.
E1 PERFORM NETWORK TEST
The ignition is on.
Using a scan tool, perform the network test.
Do the DDM and PDM pass the network test?
Yes
GO to E2
No
REFER TO: Communication Network (418-00 Communication Network, Diagnosis and Testing).
E2 CHECK THE DOOR MODULE DIAGNOSTIC TROUBLE CODES (DTCS)
Using the diagnostic scanner, perform a self-test of the DDM and PDM.
Are there any DDM diagnostic trouble codes (DTCs) or PDM diagnostic trouble codes (DTCs) present?
Yes
For DDM DTC B11F6:15 or PDM DTC B11F7:15, GO to E7. For DDM DTC B11F6:11 or PDM DTC B11F7:11, GO to E5. For all other DDM or PDM DTCs, REFER to the DDM or PDM DTC chart in this section.
No
If both power fold mirrors are inoperative, GO to E3. If only one power mirror is inoperative, GO to E4.
E3 CHECK THE LEFT (LH) FRONT DOOR WINDOW SWITCH
Operate all windows using the left front door window switch.
Do all power windows operate correctly?
Yes
INSTALL a new left-hand front door switch. REFER TO: Front Door Window Switch (501-11 Glass, Frames and Mechanisms, Removal and Installation). If the concern persists after switch replacement, GO to E11.
No
CHECK the power windows before continuing diagnosis of the power fold mirrors. REFER TO: Glass, Frame and Mechanisms (501-11 Glass, Frame and Mechanisms, Diagnosis and Testing).
E4 CHECK THE FOLD CIRCUIT VOLTAGE AT THE SUSPECT OUTSIDE MIRROR
NOTICE: The following step uses a test lamp to simulate normal circuit loads. Use only the Rotunda test lamp (SGT27000) or a 250-300 mA incandescent test lamp. To prevent damage to the connector terminals, use the Rotunda Flex Probe kit for the test lamp probe connection to the vehicle. Do not use the test lamp probe directly on any connector.
Ignition OFF.
Disconnect the suspect outside mirror C517 (left-hand power-folding mirror concern) or C626 (right-hand power-folding mirror concern).
Connect: Click to display the connectors
LH power fold mirror concern
Lead 1
Measurement/Action
Lead 2
C517-16
C517-7
Click to display the connectors
RH power fold mirror concern
Lead 1
Measurement/Action
Lead 2
C626-16
C626-7
The ignition is on.
Press the outside mirror fold switch.
Does the indicator lamp illuminate when the outside mirror fold switch is pressed?
Yes
GO to E12
No
• If the concern is the right-hand power-folding mirror, GO to E10. • For the left-hand power-folding mirror, GO to E11.
E5 CHECK THE DOOR MODULE DIAGNOSTIC TROUBLE CODES (DTCS) WITH THE SUSPECT OUTSIDE MIRROR DISCONNECTED
Ignition OFF.
Disconnect the suspect outside mirror C517 (left-hand power-folding mirror concern) or C626 (right-hand power-folding mirror concern).
The ignition is on.
Using a diagnostic scan tool, clear the DDM (LH power fold mirror) or PDM (RH power fold mirror) diagnostic trouble codes (DTCs) and repeat the self-test.
Is DDM diagnostic trouble code B11F6:15 or PDM diagnostic trouble code B11F7:15 present?
Yes
GO to E12
No
GO to E6
E6 CHECK THE OUTSIDE MIRROR FOLD CIRCUIT FOR A SHORT TO GROUND
Ignition OFF.
Disconnect: DDM C501B (LH power fold mirror harness) or PDM C652B (RH power fold mirror harness).
Action: Click to display the connectors
LH power fold mirror concern
Positive lead
Measurement/Action
Negative lead
C501B-18
Ground
Click to display the connectors
RH power fold mirror concern
Positive lead
Measurement/Action
Negative lead
C652B-18
Ground
Is the resistance greater than 10000 Ohms?
Yes
• If the concern is LH, GO to E11. • If the concern is RH, GO to E10.
No
REPAIR the circuit.
E7 CHECK THE DOOR MODULE DIAGNOSTIC TROUBLE CODES (DTCS) BY JUMPERING THE FOLD CIRCUITS TOGETHER
Ignition OFF.
Disconnect the suspect outside mirror C517 (left-hand power-folding mirror concern) or C626 (right-hand power-folding mirror concern).
Connect: Click to display the connectors
LH power fold mirror concern
Positive lead
Measurement/Action
Negative lead
C517-16
C517-7
Click to display the connectors
RH power fold mirror concern
Positive lead
Measurement/Action
Negative lead
C626-16
C626-7
The ignition is on.
Using a diagnostic scan tool, clear the DDM (LH) or PDM (RH) diagnostic trouble codes (DTCs) and repeat the self-test.
Is DDM DTC B11F6:11 or PDM DTC B11F7:11 present?
Yes
REMOVE the fuse jumper. GO to E12.
No
REMOVE the fuse jumper. GO to E8.
E8 CHECK THE FOLD CIRCUITS FOR A SHORT TO VOLTAGE
Ignition OFF.
Disconnect: DDM C501B (LH power fold mirror harness) or PDM C652B (RH power fold mirror harness).
The ignition is on.
Action: Click to display the connectors
LH power fold mirror concern
Positive lead
Measurement/Action
Negative lead
C517-16
Ground
C517-7
Ground
Click to display the connectors
RH power fold mirror concern
Positive lead
Measurement/Action
Negative lead
C626-16
Ground
C626-7
Ground
Is there voltage present?
Yes
REPAIR the faulty circuit.
No
GO to E9
E9 CHECK THE FOLD CIRCUITS FOR AN OPEN
Ignition OFF.
Action: Click to display the connectors
LH power fold mirror concern
Positive lead
Measurement/Action
Negative lead
C517-16
C501B-18
C517-7
C501B-9
Click to display the connectors
RH power fold mirror concern
Positive lead
Measurement/Action
Negative lead
C626-16
C652B-18
C626-7
C652B-9
Is the resistance less than 3 ohms?
Yes
• For the left-hand power-folding mirror, GO to E11. • If the concern is the right-hand power-folding mirror, GO to E10.
No
REPAIR the faulty circuit.
E10 CHECK THE PDM (PASSENGER DOOR MODULE) OPERATION
Ignition OFF.
Disconnect and inspect all PDM connectors and the corresponding harness connectors.
Repair:
corrosion (install new connector or terminals - clean module pins)
damaged or bent terminals/pins - install new terminals/pins
pushed-out pins - install new pins as necessary
Reconnect the PDM connectors and the corresponding harness connectors. Make sure they are installed and locked correctly.
Operate the system to determine if the concern persists.
Is the concern still present?
Yes
CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, STOP this test and FOLLOW the TSB instructions. If no TSBs apply to this concern, INSTALL a new PDM. REFER TO: Passenger Door Module (PDM) (419-10 Multifunction Electronic Modules, Removal and Installation).
No
The system is currently operating correctly. The concern may have been caused by module connections. ADDRESS the root cause of any connector or terminal issues.
E11 CHECK THE DDM (DRIVER DOOR MODULE) OPERATION
Ignition OFF.
Disconnect and inspect all DDM connectors and the corresponding harness connectors.
Repair:
corrosion (install new connector or terminals - clean module pins)
damaged or bent terminals/pins - install new terminals/pins
pushed-out pins - install new pins as necessary
Reconnect the DDM connectors and the corresponding harness connectors. Make sure they are installed and locked correctly.
Operate the system to determine if the concern persists.
Is the concern still present?
Yes
CHECK OASIS for any applicable Technical Service Bulletins (TSB). If a TSB exists for this concern, STOP this test and FOLLOW the TSB instructions. If no TSB applies to this concern, INSTALL a new DDM. REFER TO: Driver Door Module (DDM) (419-10 Multifunction Electronic Modules, Removal and Installation).
No
The system is currently operating correctly. The concern may have been caused by module connections. ADDRESS the root cause of any connector or terminal issues.
E12 CHECK THE MIRROR JUMPER WIRE HARNESS
Inspect the outside mirror jumper harness between the vehicle wiring harness and the mirror motors for:
Open circuit or short circuit
Damaged or pushed-out pins
Corrosion
Is the harness in good condition?
Yes
INSTALL a new outside mirror. REFER TO: Outside Mirror (501-09 Rear View Mirrors, Removal and Installation).
No
REPAIR the harness, if necessary. If the harness cannot be repaired, INSTALL a new outside mirror. REFER TO: Outside Mirror (501-09 Rear View Mirrors, Removal and Installation).
Left and/or right power-folding mirror automatic folding function does not operate
Normal Operation and Fault Symptoms
Refer to: Rearview Mirrors - System Operation and Component Description (501-09 Rearview Mirrors, Description and Operation).
Possible Causes
Communication network concern
GWM concern
PCM Concern
IPC Concern
BCM concern
DDM
PDM
Visual Inspection and Preliminary Diagnosis
Make sure the power automatic folding function is enabled in the IPC message center.
DIAGNOSTIC TEST F: LEFT-HAND (LH) AND/OR RIGHT-HAND (RH) AUTOMATIC MIRROR FOLD FUNCTION INOPERATIVE
F1 CHECK THAT BOTH POWER-FOLDING MIRRORS CAN BE FOLDED AND UNFOLDED USING THE OUTSIDE MIRROR FOLD SWITCH
The ignition is on.
Using the outside mirror fold switch, activate the power mirror folding function.
Do both mirrors fold and unfold using the switch?
Yes
GO to F2
No
GO to Pinpoint Test E
F2 PERFORM NETWORK TEST
Using a scan tool, perform the network test.
Do the DDM, PDM, IPC, BCM and GWM pass the network test?
Yes
GO to F3
No
REFER to the Symptom Chart: Communication Network. REFER to: Communication Network (418-00 Module Communications Network, Diagnosis and Testing).
F3 PERFORM THE IPC (INSTRUMENT PANEL CLUSTER) SELF-TEST
Using the diagnostic scan tool, perform the IPC self-test.
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes
REFER to the IPC DTC chart. REFER TO: Instrument Cluster, Message Center and Warning Chimes (413-01 Instrument Cluster, Message Center and Warning Chimes, Diagnosis and Testing).
No
GO to F4
F4 PERFORM THE BCM (BODY CONTROL MODULE) SELF-TEST
Using a scan tool, perform the BCM self-test.
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes
Refer to the BCM DTC Chart. REFER TO: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Diagnosis and Testing).
No
GO to F5
F5 CHECK THE PCM (POWERTRAIN CONTROL MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)
Using the diagnostic scan tool, perform a PCM self-test.
Are any Diagnostic Trouble Codes (DTCs) recorded?
Yes
REFER to Electronic Engine Controls, PCM DTC Chart. For the procedure, REFER to the appropriate group 303 section.
No
GO to F6
F6 CHECK THE GWM (GATEWAY MODULE A) CONTINUOUS MEMORY DIAGNOSTIC TROUBLE CODES (CMDTCS)
Using the diagnostic scanner, check the GWM continuous memory diagnostic trouble codes (CMDTCs).
Are any continuous memory diagnostic trouble codes (CMDTCs) present?
Yes
REFER to GWM DTC Chart. REFER to: Communication Network (418-00 Communication Network, Diagnosis and Testing).
No
GO to F7
F7 PERFORM THE DDM (DRIVER DOOR MODULE) SELF-TEST
Using a diagnostic scan tool, perform the DDM self-test.
Are any diagnostic trouble codes (DTCs) present?
Yes
REFER to the DDM DTC chart in this section.
No
GO to F8
F8 PERFORM THE PDM (PASSENGER DOOR MODULE) SELF-TEST
Using the diagnostic scan tool, perform the PDM self-test.
Are any diagnostic trouble codes (DTCs) present?
Yes
REFER to the PDM DTC chart in this section.
No
If only the right outside mirror does not work, GO to F10. If only the left outside mirror does not work, GO to F9. If both outside mirrors do not work, GO to F9.
F9 CHECK THE DDM (DRIVER DOOR MODULE) OPERATION
Ignition OFF.
Disconnect and inspect all DDM connectors and the corresponding harness connectors.
Repair:
corrosion (install new connector or terminals - clean module pins)
damaged or bent terminals/pins - install new terminals/pins
pushed-out pins - install new pins as necessary
Reconnect the DDM connectors and the corresponding harness connectors. Make sure they are installed and locked correctly.
Operate the system to determine if the concern persists.
Is the concern still present?
Yes
CHECK OASIS for any applicable Technical Service Bulletins (TSB). If a TSB exists for this concern, STOP this test and FOLLOW the TSB instructions. If no TSB applies to this concern, INSTALL a new DDM. REFER TO: Driver Door Module (DDM) (419-10 Multifunction Electronic Modules, Removal and Installation).
No
The system is currently operating correctly. The concern may have been caused by module connections. ADDRESS the root cause of any connector or terminal issues.
F10 CHECK THE PDM (PASSENGER DOOR MODULE) OPERATION
Ignition OFF.
Disconnect and inspect all PDM connectors and the corresponding harness connectors.
Repair:
corrosion (install new connector or terminals - clean module pins)
damaged or bent terminals/pins - install new terminals/pins
pushed-out pins - install new pins as necessary
Reconnect the PDM connectors and the corresponding harness connectors. Make sure they are installed and locked correctly.
Operate the system to determine if the concern persists.
Is the concern still present?
Yes
CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, STOP this test and FOLLOW the TSB instructions. If no TSBs apply to this concern, INSTALL a new PDM. REFER TO: Passenger Door Module (PDM) (419-10 Multifunction Electronic Modules, Removal and Installation).
No
The system is currently operating correctly. The concern may have been caused by module connections. ADDRESS the root cause of any connector or terminal issues.
Left outside auto-dimming mirror does not work or is permanently dimmed
For wiring diagrams and connectors, refer to Cell 124 of the Wiring Diagrams.
Normal Operation and Fault Symptoms
Refer to: Rearview Mirrors - System Operation and Component Description (501-09 Rearview Mirrors, Description and Operation).
Possible Causes
Wiring, Terminals or Connectors
Left outside mirror glass
LH Outside Mirror
Concern with the interior auto-dimming rearview mirror
IPMA (integrated into the interior auto-dimming rearview mirror), if equipped
Trouble Code
Description
Fault Trigger Conditions
B1286:14
Interior Mirror: Short to Ground or Open Circuit
Continuous memory DTC set in the IPMA when the IPMA detects a short to ground in the left outside auto-dimming mirror output circuit.
DIAGNOSTIC TEST G: LEFT-HAND (LH) OUTSIDE MIRROR WITH AUTOMATIC DIMMING INOPERATIVE OR ALWAYS DIMMED
G1 CHECK THAT THE INTERIOR AUTO-DIMMING REARVIEW MIRROR FORWARD AND REAR SENSORS ARE NOT BLOCKED
Visually inspect the front-facing and rear-facing sensors for obstructions. Obstructions may include:
Stickers, decals or tags.
Toll road or parking pass.
Fold-down screens for televisions or DVD players.
Non-factory window tint.
Dirt and debris.
Decorative items hanging from the mirror.
Is either sensor blocked?
Yes
If possible, REMOVE the obstruction. If the obstruction cannot be removed, INFORM the customer that the blockage affects the operation of the interior and left outside auto-dimming mirrors.
NOTE: A basic electrochromic mirror is shown. The IPMA mirror is similar. Use a bright light to illuminate the forward-facing sensor and the rear sensor. The mirror should adjust to the high reflectance state (the mirror will be clear).
Is the interior auto-dimming rearview mirror set to the high reflectance (clear) state?
Yes
GO to G3
No
GO to Pinpoint Test H
G3 CHECK THE INTERIOR AUTO-DIMMING REARVIEW MIRROR OPERATION - NIGHT CONDITIONS
NOTE: Covering the sensor(s) with a finger or hand is not suitable for this step. Cover the front-facing and rear-facing sensors with black electrical tape or other dark material. The mirror should adjust to the high reflectance state (mirror will be clear).
Is the interior auto-dimming rearview mirror set to the high reflectance (clear) state?
Yes
GO to G4
No
GO to Pinpoint Test H
G4 CHECK THE INTERIOR AUTO-DIMMING REARVIEW MIRROR OPERATION - NIGHT CONDITIONS WITH GLARE
Select PARK.
NOTE: Covering the sensor(s) with a finger or hand is not suitable for this step. Remove the black electrical tape or other dark material from the rear-facing sensor.
Use a bright light to illuminate the rear-facing sensor. The mirror should change to the lower reflectance state (mirror will be dark).
Did the interior auto-dimming rearview mirror change to the low reflectance (dark) state?
Yes
GO to G5
No
GO to Pinpoint Test H
G5 CHECK THE INTERIOR AUTO-DIMMING REARVIEW MIRROR OPERATION - VEHICLE IN REVERSE AND NIGHT CONDITIONS WITH GLARE
NOTE: Covering the sensor(s) with a finger or hand is not suitable for this step. Continue to illuminate the rear-facing sensor while the front-facing sensor is covered.
Select BACK.
Did the interior auto-dimming rearview mirror change to the high reflectance (clear) state after selecting reverse?
Yes
• If the left outside auto-dimming mirror does not work, GO to G6. • If the left outside auto-dimming mirror is always in the low reflectance (dark) state, GO to G9.
No
GO to Pinpoint Test H
G6 CHECK THE VOLTAGE AT THE LEFT (LEFT ARROW) OUTSIDE AUTO-DIMMING MIRROR WITH SIMULATED NIGHT CONDITIONS WITH LIGHT
Select PARK.
Ignition OFF.
Disconnect the left outside mirror C517.
The ignition is on.
NOTE: Covering the sensor(s) with a finger or hand is not suitable for this step. Illuminate the rear-facing sensor while the front-facing sensor is covered.
Action: Click to display the connectors
Positive lead
Measurement/Action
Negative lead
C517-9
C517-2
Is there voltage present?
Yes
GO to G12
No
GO to G7
G7 CHECK FOR AN OPEN BETWEEN THE LEFT (LEFT ARROW) OUTSIDE MIRROR AND THE INTERIOR AUTO-DIMMING REARVIEW MIRROR
Select PARK.
Ignition OFF.
Disconnect the interior auto-dimming rearview mirror C911 (without IPMA) or C9012 (with IPMA).
Action: Click to display the connectors
Without IPMA
Positive lead
Measurement/Action
Negative lead
C517-9
C911-11
C517-2
C911-15
Click to display the connectors
With IPMA
Positive lead
Measurement/Action
Negative lead
C517-9
C9012-5
C517-2
C9012-6
Is the resistance less than 3 ohms?
Yes
GO to G8
No
REPAIR the faulty circuit.
G8 CHECK THE LEFT (LEFT ARROW) OUTSIDE AUTO-DIMMING MIRROR CIRCUIT FOR A SHORT TO GROUND
Action: Click to display the connectors
Positive lead
Measurement/Action
Negative lead
C517-9
C517-2
Is the resistance greater than 10000 Ohms?
Yes
GO to G9
No
REPAIR the circuits.
G9 CHECK THE LEFT (LEFT ARROW) OUTSIDE AUTO-DIMMING MIRROR CIRCUIT FOR VOLTAGE WITH SIMULATED NIGHT CONDITIONS
Select PARK.
Ignition OFF.
Disconnect the left outside mirror C517.
The ignition is on.
NOTE: Covering the sensor(s) with a finger or hand is not suitable for this step. Cover the front-facing and rear-facing sensors with black electrical tape or other dark material. The mirror should adjust to the high reflectance state (mirror will be clear).
Action: Click to display the connectors
Positive lead
Measurement/Action
Negative lead
C517-9
C517-2
Is there voltage present?
Yes
GO to G10
No
GO to G12
G10 CHECK THE LEFT (LEFT ARROW) OUTSIDE AUTO-DIMMING MIRROR CIRCUIT FOR VOLTAGE WITH THE INTERIOR AUTO-DIMMING REARVIEW MIRROR DISCONNECTED
Ignition OFF.
Disconnect the interior auto-dimming rearview mirror C911 (without IPMA) or the interior auto-dimming rearview mirror C9012 (with IPMA).
The ignition is on.
Action: Click to display the connectors
Positive lead
Measurement/Action
Negative lead
C517-9
Ground
C517-2
Ground
Is there voltage present?
Yes
REPAIR the faulty circuit.
No
• If the vehicle is equipped with IPMA, GO to G11. • If the vehicle is not equipped with IPMA, INSTALL a new interior auto-dimming rearview mirror. REFER TO: Interior Rearview Mirror (501-09 Rear View Mirrors, Removal and Installation).
G11 CHECK THE IPMA (IMAGE PROCESSING MODULE A) OPERATION
Ignition OFF.
Disconnect and inspect all IPMA connectors and the associated inline connectors.
Repair:
corrosion (install new connector or terminals - clean module pins)
damaged or bent terminals/pins - install new terminals/pins
pushed-out pins - install new pins as necessary
Reconnect the IPMA connectors and the associated inline connectors. Make sure they are fully seated and locked.
Operate the system to determine if the concern persists.
Is the concern still present?
Yes
CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this condition, STOP this test and FOLLOW the TSB instructions. If no TSB applies to this condition, INSTALL a new IPMA (integrated into the interior auto-dimming rearview mirror). REFER TO: Interior Rearview Mirror (501-09 Rear View Mirrors, Removal and Installation).
No
The system is currently operating correctly. The concern may have been caused by module connections. ADDRESS the root cause of any connector or terminal issues.
G12 CHECK THE OUTSIDE MIRROR JUMPER WIRE HARNESS
Inspect the outside mirror jumper harness between the vehicle wiring harness and the mirror glass for:
Open circuit or short circuit
Damaged or pushed-out pins
Corrosion
Is the harness in good condition?
Yes
INSTALL a new left-hand exterior mirror glass. REFER TO: Exterior Mirror (501-09 Mirrors, Removal and Installation).
No
REPAIR the harness, if necessary. If the harness cannot be repaired, INSTALL a new outside mirror. REFER TO: Outside Mirror (501-09 Rear View Mirrors, Removal and Installation).
Interior auto-dimming rearview mirror does not operate properly
For wiring diagrams and connectors, refer to Cell 124 of the Wiring Diagrams.
Normal Operation and Fault Symptoms
Refer to: Rearview Mirrors - System Operation and Component Description (501-09 Rearview Mirrors, Description and Operation).
Possible Causes
Forward or rear sensors blocked
Fuse
Wiring, Terminals or Connectors
TR Data
Back-up lamp concern
Automatic Dimming Interior Rearview Mirror
IPMA (integrated into the interior auto-dimming rearview mirror), if equipped
Visual Inspection and Preliminary Diagnosis
Inspect the interior auto-dimming rearview mirror forward and rear sensors for damage, debris or obstructions.
Inspect BCM fuse 36 (15A).
DIAGNOSTIC TEST H: INTERIOR REARVIEW MIRROR WITH AUTOMATIC DIMMING OPERATING INCORRECTLY
H1 CHECK THE REVERSE LAMP OPERATION
The ignition is on.
NOTE: If the TR sensor is faulty and the back-up lamps do not work or are always on, the auto-dimming inside mirror will not operate correctly. Move the shift lever through the full range, watching the back-up lamps.
Do the reverse lamps illuminate only in REVERSE (R)?
Yes
GO to H2
No
CHECK the reverse lamps. REFER TO: Reverse Lamps (417-01 Exterior Lighting, Diagnosis and Testing).
H2 CHECK THE MIRROR FOR CORRECT INSTALLATION
Inspect the auto-dimming inside mirror to verify the rear-facing sensor is located at the top of the mirror glass.
Is the rear-facing sensor located at the top of the auto-dimming inside mirror glass?
Yes
GO to H3
No
INSTALL the interior auto-dimming rearview mirror with the rear-facing sensor at the top of the mirror glass. REFER TO: Interior Rearview Mirror (501-09 Rear View Mirrors, Removal and Installation).
H3 CHECK THAT THE FORWARD AND REAR SENSORS ARE NOT BLOCKED.
Visually inspect the forward and rear sensors for blockage or obstruction. Sources of obstruction may include:
Stickers, decals or tags.
Toll road or parking pass.
Fold-down screens for televisions or DVD players.
Non-factory window tint.
Dirt and debris.
Decorative items hanging from the mirror.
Is either sensor blocked?
Yes
If possible, REMOVE the obstruction. If the obstruction cannot be removed, INFORM the customer that the blockage affects the operation of the auto-dimming mirror.
No
GO to H4
H4 CHECK THE INTERIOR AUTO-DIMMING MIRROR OPERATION - DAYLIGHT CONDITIONS
Select PARK.
NOTE: A basic electrochromic mirror is shown. The IPMA mirror is similar. Use a bright light to illuminate the forward-facing sensor and the rear sensor. The mirror should adjust to the high reflectance state (the mirror will be clear).
Did the mirror switch to the high-reflectance (clear) state?
Yes
GO to H5
No
INSTALL a new automatic-dimming interior rearview mirror. REFER TO: Interior Rearview Mirror (501-09 Mirrors, Removal and Installation).
H5 CHECK THE INTERIOR AUTO-DIMMING MIRROR OPERATION - NIGHT CONDITIONS
NOTE: Covering the sensor(s) with a finger or hand is not suitable for this step. Cover the front-facing and rear-facing sensors with black electrical tape or other dark material. The mirror should adjust to the high reflectance state (mirror will be clear).
Did the mirror switch to the high-reflectance (clear) state?
Yes
GO to H6
No
INSTALL a new automatic-dimming interior rearview mirror. REFER TO: Interior Rearview Mirror (501-09 Mirrors, Removal and Installation).
H6 CHECK INSIDE REARVIEW MIRROR AUTO-DIMMING FUNCTION - NIGHT CONDITIONS WITH BRIGHT LIGHTS
Select PARK.
NOTE: Covering the sensor(s) with a finger or hand is not suitable for this step. Remove the black electrical tape or other dark material from the rear-facing sensor.
Use a bright light to illuminate the rear-facing sensor. The mirror should change to the lower reflectance state (mirror will be dark).
Did the mirror switch to the low-reflectance (dark) state?
Yes
GO to H7
No
GO to H8
H7 CHECK INSIDE REARVIEW MIRROR AUTO-DIMMING FUNCTION - VEHICLE IN REVERSE AND NIGHT CONDITIONS WITH GLARE
NOTE: Covering the sensor(s) with a finger or hand is not suitable for this step. Continue to illuminate the rear-facing sensor while the front-facing sensor is covered.
Select BACK.
Did the mirror switch to the high-reflectance (clear) state after selecting reverse?
Yes
Select PARK (P). The system operates correctly at this time. REVIEW auto-dimming operation of the rear view mirror. Refer to customer's concern.
No
• If the vehicle is equipped with IPMA, GO to H11. • If the vehicle is not equipped with IPMA, GO to H10.
H8 CHECK INSIDE REARVIEW MIRROR AUTO-DIMMING VOLTAGE
Ignition OFF.
Disconnect the interior auto-dimming rearview mirror C911 (without IPMA) or the interior auto-dimming rearview mirror C9012 (with IPMA).
The ignition is on.
Action: Click to display the connectors
Without IPMA
Positive lead
Measurement/Action
Negative lead
C911-1
Ground
Click to display the connectors
With IPMA
Positive lead
Measurement/Action
Negative lead
C9012-1
Ground
Is the voltage greater than 11 volts?
Yes
GO to H9
No
CHECK that BCM fuse 36 (15A) is intact. If the fuse is good, REPAIR the circuit. If the fuse is not good, REFER TO the Wiring Diagrams to determine the possible cause of the short circuit.
Using a diagnostic scan tool, check the IPMA diagnostic trouble codes (DTCs).
Are any diagnostic trouble codes (DTCs) present?
Yes
REFER to the IPMA DTC Chart in this section.
No
GO to H13
H13 IPMA (IMAGE PROCESSING MODULE A) CHECK CORRECT OPERATION
Ignition OFF.
Disconnect and inspect all IPMA connectors and the associated inline connectors.
Repair:
corrosion (install new connector or terminals - clean module pins)
damaged or bent terminals/pins - install new terminals/pins
pushed-out pins - install new pins as necessary
Reconnect the IPMA connectors and the associated inline connectors. Make sure they are fully seated and locked.
Operate the system to determine if the concern persists.
Is the concern still present?
Yes
CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this condition, STOP this test and FOLLOW the TSB instructions. If no TSB applies to this condition, INSTALL a new IPMA (integrated into the interior auto-dimming rearview mirror). REFER TO: Interior Rearview Mirror (501-09 Rear View Mirrors, Removal and Installation).
No
The system is currently operating correctly. The concern may have been caused by module connections. ADDRESS the root cause of any connector or terminal issues.
?
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