2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) C CODE Page 150

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 PART NUMBER (ECM)

(a) Check that the part number of the installed ECM is correct.

OK:

ECM installed in the vehicle has the correct part number.

NG -- REPLACE ECM (for 2GR-FSE) See: Powertrain Management/Computers and Control Systems/Engine Control

Module/Service and Repair/Removal

OK -- Continue to next step.

2. CLEAR AND STORE SYSTEM INFORMATION

(a) Clear the system information See: Brakes and Traction Control/Antilock Brakes / Traction Control Systems/Testing and

Inspection/Programming and Relearning.

(b) Store the system information See: Brakes and Traction Control/Antilock Brakes / Traction Control Systems/Testing and

Inspection/Programming and Relearning.

NEXT -- Continue to next step.

3. RECONFIRM DTC

(a) Clear the DTCs See: Brakes and Traction Control/Antilock Brakes / Traction Control Systems/Testing and Inspection/Reading and

Clearing Diagnostic Trouble Codes.

(b) Check if the same DTC is recorded See: Brakes and Traction Control/Antilock Brakes / Traction Control Systems/Testing and

Inspection/Reading and Clearing Diagnostic Trouble Codes.

Result:

B -- REPLACE BRAKE ACTUATOR ASSEMBLY See: Brakes and Traction Control/Antilock Brakes / Traction Control

Systems/Hydraulic Control Assembly - Antilock Brakes/Service and Repair/Removal

A -- CHECK FOR INTERMITTENT PROBLEMS See: Accessories and Optional Equipment/Antitheft and Alarm

Systems/Diagrams/Diagnostic Aids/How To Troubleshoot ECU Controlled Systems/How To Proceed With Troubleshooting

From 08/2009

BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: VEHICLE STABILITY CONTROL SYSTEM: C1203,C1270: ECM

Communication Circuit Malfunction

DESCRIPTION

The circuit is used to send TR(A)C and VSC control information from the skid control ECU to the ECM, and engine control information from the