C1203

C1203 ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)





Description
Transmits the following signals via CAN communication to AWD control unit.
- Vehicle speed signal
- Stop lamp switch signal (brake signal)




DTC Logic

DTC DETECTION LOGIC

DTC DETECTION LOGIC:

DTC CONFIRMATION PROCEDURE
1.DTC REPRODUCTION PROCEDURE
With CONSULT-III
1. Start the engine and drive at 30 km/h (19 MPH) or more for approximately 1 minute.
2. Perform AWD control unit self-diagnosis.
Is DTC "C1203" detected?
YES - Proceed to diagnosis procedure. Refer to C1203.
NO - INSPECTION END




Diagnosis Procedure
1.PERFORM ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAGNOSIS
With CONSULT-III
Perform ABS actuator and electric unit (control unit) self-diagnosis.
Is any DTC detected?
YES - Check the DTC.
NO - GO TO 2.
2.PERFORM SELF-DIAGNOSIS
With CONSULT-III
1. Erase AWD control unit self-diagnostic results.
2. Start the engine and drive vehicle at 30 km/h (19 MPH) or more for approximately 1 minute.
3. Make sure that ABS warning lamp turns OFF.
4. Perform AWD control unit self-diagnosis.
Is DTC "C1203" detected?
YES - Replace AWD control unit. Refer to .
NO - Check AWD control unit pin terminals for damage or loose connection with harness connector. If any items are damaged, repair or replace error-detected parts.