Nissan Versa Sedan Service ManualDriver controls » Exterior lighting system (EXL)
Diagnosis and repair workflow
Diagnosis and repair workflow
Work Flow
OVERALL SEQUENCE
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 any concerns that occur other than those mentioned in the customer interview.
>> GO TO 4.
4.SELF-DIAGNOSIS WITH CONSULT
Perform the self-diagnosis with CONSULT. Check that any DTC is detected.
Is any DTC 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.
Does the fail-safe activate?
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)
Perform the self-diagnosis with CONSULT. Verify that no DTCs are detected. Erase all DTCs detected prior to the repair. Verify that DTC is not detected again.
Is any DTC detected?
YES >> GO TO 5.
NO >> GO TO 11.
11.REPAIR CHECK (OPERATION CHECK)
Check the operation of each part.
Does it operate normally?
YES >> Inspection End.
NO >> GO TO 3.
DTC/CIRCUIT DIAGNOSIS