C1118

C1118 TRANSFER CONTROL UNIT

DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


1. PRECONDITIONING

If "DTC CONFIRMATION PROCEDURE" has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.
- GO TO 2.

2. CHECK DTC DETECTION

With CONSULT
1.Turn the ignition switch OFF to ON.
2.Perform self-diagnosis for "ABS".
Is DTC "C1118" detected?
YES- Proceed to diagnosis procedure. Refer to "Diagnosis Procedure" .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK TRANSFER CONTROL UNIT SYSTEM

With CONSULT
Perform self-diagnosis for "ALL MODE AWD/4WD".
Is any DTC detected?
YES- Check the DTC.
NO- GO TO 2.

2. CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)

With CONSULT
1.Erase Self-diagnosis result for "ABS".
2.Turn the ignition switch OFF.
3.Start the engine and drive the vehicle for a short period of time.
4.Check that the 4WD warning lamp turns OFF.
5.After the vehicle stops, perform self-diagnosis for "ABS".
Is DTC "C1118" detected?
YES- Replace ABS actuator and electric unit (control unit). Refer to "Removal and Installation" Service and Repair.
NO- Check pin terminals and connection of each harness connector for abnormal conditions. Repair or replace error-detected parts.