P1804

P1802, P1803, P1804, P1809 TRANSFER CONTROL UNIT





DTC Logic

DTC DETECTION LOGIC






DTC CONFIRMATION PROCEDURE
1.DTC REPRODUCTION PROCEDURE
With CONSULT-III
1. Turn the ignition switch OFF to ON.
2. Perform self-diagnosis for "ALL MODE AWD/4WD".
Are DTC's "P1802, P1803, P1804 or P1809" detected?
YES - Proceed to diagnosis procedure. SEE Diagnosis Procedure.
NO - INSPECTION END




Diagnosis Procedure
1.PERFORM SELF-DIAGNOSIS
With CONSULT-III
1. Erase self-diagnostic results for "ALL MODE AWD/4WD".
2. Turn the ignition switch OFF, and then wait 10 seconds and more.
3. Perform self-diagnosis for "ALL MODE AWD/4WD".
Are DTC's "P1802, P1803, P1804 or 1809" detected?
YES - Replace transfer control unit. Service and Repair.
NO - Check transfer control unit pin terminals for damage or loose connection with harness connector.
If any items are damaged, repair or replace error-detected parts.