Diagnosis and Repair Work Flow

DIAGNOSIS AND REPAIR WORK FLOW


Work Flow


DETAILED FLOW
1.INTERVIEW FROM THE CUSTOMER
Clarify customer complaints before inspection. First of all, reproduce symptoms, and understand them fully.
Ask customer about his/her complaints carefully. Check symptoms by driving vehicle with customer, if necessary.

CAUTION:
Customers are not professional. Never guess easily like "maybe the customer means that...," or "maybe the customer mentions this symptom".
- GO TO 2.
2.CHECK AWD WARNING LAMP
Start the engine and drive at 30 km/h (19 MPH) or more for approximately 1 minute.
Does AWD warning lamp turn ON?
YES - GO TO 3.
NO - GO TO 6.
3.PERFORM SELF-DIAGNOSIS
With CONSULT-III
1. Perform AWD control unit self-diagnosis.
2. Check malfunction detected by self-diagnosis.
3. Erase AWD control unit self-diagnostic results.
- GO TO 4.
4.CHECK TERMINALS AND HARNESS CONNECTORS
Check pin terminals for damage or loose connection with harness connector.
- GO TO 5.
5.CHECK SYMPTOM REPRODUCTION
With CONSULT-III
Perform DTC reproduction procedure for the error system.
Is any error detected?
YES - GO TO 2.
NO - GO TO 6.
6.PERFORM SYMPTOM DIAGNOSIS
Perform the symptom diagnosis for each system.
Is any malfunction present?
YES - GO TO 2.
NO - GO TO 7.
7.FINAL CHECK
With CONSULT-III
Check input/output signal standard of AWD control unit.
Is the input/output the standard value?
YES - INSPECTION END
NO - GO TO 2.