2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) C CODE Page 184

HINT

- DTCs C1273 and C1277 are for the rear speed sensor RH.

- DTCs C1274 and C1278 are for the rear speed sensor LH.

WIRING DIAGRAM

INSPECTION PROCEDURE

NOTICE:

When replacing the brake actuator assembly, perform zero point calibration and store system information See: Brakes and

Traction Control/Antilock Brakes / Traction Control Systems/Testing and Inspection/Programming and Relearning.

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (MOMENTARY INTERRUPTION)

(a) Using the Techstream, check for any momentary interruption in the wire harness and connector corresponding to the DTC See:

Brakes and Traction Control/Antilock Brakes / Traction Control Systems/Testing and Inspection/Component Tests and General

Diagnostics/Check for Intermittent Problems.

ABS/VSC/TRAC

Result:

HINT

Perform the above inspection before removing the sensor and connector.

C -- CHECK REAR SPEED SENSOR INSTALLATION

B -- READ VALUE USING TECHSTREAM (REAR SPEED SENSOR)

A -- Continue to next step.

2. REPAIR OR REPLACE HARNESS OR CONNECTOR (SKID CONTROL ECU - REAR SPEED SENSOR)