Automatic Transmission

Oil Pump Unit (OPU) Schematic Diagrams

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OPU Connector and Terminal Function

OPU Terminal Function

[A]
Pin Description
1 Main Relay Power
2 Ground
3 Motor Phase Power (U)
4 Motor Phase Power (V)
5 Motor Phase Power (W)

[B]
Pin Description
1 Battery Power (+)
2 Battery Power (+)
3 CAN Communication Line (Low)
4 OPU Status Signal
5 Hall Sensor Ground
6 Hall Sensor Power (+5V)
7 IG_Key
9 CAN Communication Line (HIGH)
11 Hall Signal A
12 Main Relay Operation Signal
13 Ground
14 Ground
15 Motor Speed Control Signal
17 Hall Signal B
18 Hall Signal C

OPU Terminal Input/Output Signal

[A]
Pin Description Condition Input/Output Value
Type Level
1 Main Relay Power Ignition OFF
------------------
After start (OFF)
------------------
After start (ON)
DC Voltage -
--------------------
Max. 0.5 V
--------------------------
Battery voltage
2 Ground Ignition OFF
------------------
Ignition ON
DC Voltage -
--------------------
Max. 0.5 V
3 Motor Phase Power (U) Ignition OFF
------------------
After start (OFF)
------------------
After start (ON)
PWM -
--------------------
Max. 0.5 V
--------------------------
Battery voltage
4 Motor Phase Power (V) Ignition OFF
------------------
After start (OFF)
------------------
After start (ON)
PWM -
--------------------
Max. 0.5 V
--------------------------
Battery voltage
5 Motor Phase Power (W) Ignition OFF
------------------
After start (OFF)
------------------
After start (ON)
PWM -
--------------------
Max. 0.5 V
--------------------------
Battery voltage

[B]
Pin Description Condition Input/Output Value
Type Level
1 Battery Power (+) Ignition OFF
------------------
After start
------------------
Start OFF (dark current)
DC Voltage Battery voltage
--------------------
Battery voltage
--------------------
Max. 5 mA
2 Battery Power (+) Ignition OFF
------------------
After start
------------------
Start OFF (dark current)
DC Voltage Battery voltage
--------------------
Battery voltage
--------------------
Max. 5 mA
3 CAN Low Ignition OFF
------------------
Recessive
------------------
Dominant
Pulse -
--------------------
2.0 ~ 3.0 V
--------------------
0.5 ~ 2.25 V
4 OPU Status Signal Ignition OFF
------------------
After start (low)
------------------
After start (high)
Pulse -
--------------------
Max. 1.0 V
--------------------------
0 V / Battery voltage level
9 V < Battery voltage level < 16 V
5 Hall Sensor Ground Ignition OFF
------------------
Ignition ON
DC Voltage -
--------------------
Max. 0.5 V
6 Hall Sensor Power (+5V) Ignition OFF
------------------
Ignition ON
DC Voltage -
--------------------
5.0 V ± 0.5 V
7 IG_Key Ignition OFF
------------------
Ignition ON
DC Voltage -
--------------------
Battery voltage
9 CAN High Ignition OFF
------------------
Recessive
------------------
Dominant
Pulse -
--------------------
2.0 ~ 3.0 V
--------------------
2.75 ~ 4.5 V
11 Hall Signal A Ignition OFF
------------------
After start (low)
------------------
After start (high)
Pulse -
--------------------
Max. 0.5 V
--------------------------
5.0 V ± 0.5 V
12 Main Relay
Operation Signal
Ignition OFF
------------------
After start (OFF)
------------------
After start (ON)
DC Voltage -
--------------------
Battery voltage level
--------------------------
Battery voltage level
13 Ground Ignition OFF
------------------
Ignition ON
DC Voltage -
--------------------
Max. 0.5 V
14 Ground Ignition OFF
------------------
Ignition ON
DC Voltage -
--------------------
Max. 0.5 V
15 Motor Speed Command
Signal
Ignition OFF
------------------
After start (low)
------------------
After start (high)
Pulse -
--------------------
Max. 0.5 V
--------------------------
0 V / Battery voltage level
9 V < Battery voltage level < 16 V
17 Hall Signal B Ignition OFF
------------------
After start (low)
------------------
After start (high)
Pulse -
--------------------
Max. 0.5 V
--------------------------
5.0 V ± 0.5 V
18 Hall Signal C Ignition OFF
After start (low)
------------------
After start (high)
Pulse -
--------------------
Max. 0.5 V
--------------------------
5.0 V ± 0.5 V

Wiring Diagram

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