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.DTC REPRODUCTION PROCEDURE

With CONSULT-III

1. Turn the ignition switch OFF to ON.

2. Perform self-diagnosis for “ALL MODE AWD/4WD”.

Is DTC “P181F” detected? YES >> Proceed to diagnosis procedure. Refer to DLN-51, "Diagnosis Procedure".

NO >> INSPECTION END

Diagnosis Procedure

1.PERFORM WRITING UNIT PARAMETER

1. Erase self-diagnostic result for “ALL MODE AWD/4WD”.

2. Perform writing unit parameter. Refer to DLN-39, "Work Procedure".

3. Perform self-diagnosis for “ALL MODE AWD/4WD”.

Is any DTC except “P181F” detected? YES >> Check DTC.

NO >> GO TO 2.

2.PERFORM SELF-DIAGNOSIS

With CONSULT-III

1. Erase self-diagnostic result for “ALL MODE AWD/4WD”.

2. Turn the ignition switch OFF, and then wait 10 seconds or more.

3. Perform self-diagnosis for “ALL MODE AWD/4WD”.

Is DTC “P181F” detected? YES >> Replace 4WD control module. Refer to DLN-91, "Removal and Installation".

NO >> Check 4WD control module pin terminals for damage or loose connection with harness connector.

If any items are damaged, repair or replace the error-detected parts.