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INL-4 < BASIC INSPECTION > DIAGNOSIS AND REPAIR WORKFLOW DETAILED FLOW 1. INTERVIEW FOR MALFUNCTION Find out what the customer's concerns are. >> GO TO 2 2. SYMPTOM CHECK Verify the symptom from the customer's information. >> GO TO 3 3. BASIC INSPECTION Check the operation of each part. Check that any concerns occur other than those mentioned in the customer interview. >> GO TO 4 4. SELF-DIAGNOSIS WITH CONSULT-III Perform the self-diagnosis with CONSULT-III. Check that any DTC is detected. YES >> GO TO 5 NO >> GO TO 6 5. TROUBLE DIAGNOSIS BY DTC Perform the trouble diagnosis for the detected DTC. Specify the malfunctioning part. >> GO TO 9 6. FAIL-SAFE ACTIVATION CHECK Determine if the customer's concern is related to fail-safe activation. YES >> GO TO 7 NO >> GO TO 8 7. SYSTEM DIAGNOSIS Perform the system diagnosis for the system in which the fail-safe activates. Specify the malfunctioning part. >> GO TO 9 8. SYMPTOM DIAGNOSIS Perform the symptom diagnosis. Specify the malfunctioning part. >> GO TO 9 9. MALFUNCTION PART REPAIR Repair or replace the malfunctioning part. >> GO TO 10 10. REPAIR CHECK (SELF-DIAGNOSIS WITH CONSULT-III) Perform the self-diagnosis with CONSULT-III. Verified that no DTCs are detected. Erase all DTCs detected prior to the repair. Verify that DTC is not detected again. YES >> GO TO 5 |