Toyota Tacoma Quiz
Vf2cm Transfer

Front Differential Oil Temperature Sensor Circuit Low (P17C7)

In this manual: Vf2cm Transfer
Introduction — 15Maintenance — 8Audio / Video — 94Garage Door Opener — 7Navigation / Multi Info Display — 84Park Assist / Monitoring — 86Brake — 50Brake Control / Dynamic Control Systems — 165Parking Brake — 52gr-fks Charging — 252gr-fks Cooling — 212gr-fks Emission Control — 132gr-fks Engine Control — 322gr-fks Engine Mechanical — 332gr-fks Exhaust — 92gr-fks Fuel — 422gr-fks Ignition — 62gr-fks Intake — 72gr-fks Lubrication — 152gr-fks Starting — 38Ac60e Automatic Transmission / Transaxle — 146Axle — 19Clutch — 20Cruise Control — 168Differential — 50Drive Shaft — 6Propeller Shaft — 23Rc62f Manual Transmission / Transaxle — 34Suspension — 22Tire And Wheel — 39Vf2cm Transfer — 44Can Communication — 45Multiplex Communication — 20Power Distribution — 5Power Steering — 29Steering Column — 29Air Conditioning — 108Door Lock — 88Engine Hood / Door — 16Engine Immobiliser — 47Exterior — 55Horn — 5Interior — 18Interior Panel — 8Lighting — 93Meter / Gauge / Display — 31Mirror — 22Other System — 24Pre-collision — 40Seat — 52Seat Belt — 40Sliding Roof — 26Supplemental Restraint Systems — 139Theft Deterrent — 20Window / Glass — 53Wiper / Washer — 24
~1min read
DESCRIPTION

This DTC is output when a short to ground in the oil temperature sensor is detected.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

P17C7

Front Differential Oil Temperature Sensor Circuit Low
  • Diagnosis Condition: Ignition switch turned to ON
  • Malfunction Status: Short to ground in the oil temperature sensor
  • Malfunction Time: 1 second or more
  • Other: 1 trip detection logic
  • Wire harness and connector
  • 4 wheel drive control ECU
  • Oil temperature sensor
WIRING DIAGRAM PROCEDURE PROCEDURE

  1. CHECK HARNESS AND CONNECTOR (4 WHEEL DRIVE CONTROL ECU AND OIL TEMPERATURE SENSOR - BODY GROUND)

(a) Disconnect the F13 4 wheel drive control ECU connector.

(b) Disconnect the F38 oil temperature sensor connector.

(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

F13-5 (DT) or F38-1 (DT) - Body ground

Always

10 kΩ or higher

F13-25 (DGND) or F38-2 (DGND) - Body ground

Always

10 kΩ or higher
NG

REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

  1. INSPECT OIL TEMPERATURE SENSOR

(a) Disconnect the F38 oil temperature sensor connector.

(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 (DT) - 2 (DGND)

Always

120 to 240 kΩ
Text in Illustration

*a

Component without harness connected

(Oil Temperature Sensor)
OK

REPLACE 4 WHEEL DRIVE CONTROL ECU
NG

REPLACE OIL TEMPERATURE SENSOR

Test yourself

A quick Toyota Tacoma quiz: every answer comes with an explanation and a link to the manual page.