How To Perform Trouble Diagnosis For Quick And Accurate Repair

DIAGNOSIS AND REPAIR WORK FLOW


How to Perform Trouble Diagnosis For Quick And Accurate Repair


WORK FLOW
1.LISTEN TO CUSTOMER COMPLAINT
Listen to customer complaint. Get detailed information about the conditions and environment when the symptom occurs.
- GO TO 2
2.CHECK FOR SERVICE BULLETINS
Check for any service bulletins.
- GO TO 3.
3.VERIFY THE SYMPTOM WITH OPERATIONAL CHECK
Verify the symptom with operational check. Operational Check (Front).
Can a symptom be duplicated?
YES - GO TO 4
NO - GO TO 5
4.GO TO APPROPRIATE TROUBLE DIAGNOSIS
Go to appropriate trouble diagnosis. Symptom Matrix Chart.
Can a symptom be duplicated?
- GO TO 5.
5.PERFORM THE A/C AUTO AMP SELF-DIAGNOSIS
Perform A/C auto amp. self-diagnosis. A/C Auto AMP. Self-Diagnosis.
- If any diagnostic trouble codes set. A/C System Self-Diagnosis Code Chart.
- Confirm the repair by performing operational check. Operational Check (Front).