Work Flow

OVERALL SEQUENCE 

Courtesy of NISSAN

DETAILED FLOW 

1. INTERVIEW THE CUSTOMER FOR THE SYMPTOM 

   Interview the customer for the symptom (the condition and the environment when the incident/malfunction occurs).

   >>

   GO TO 2.

2. CHECK SYMPTOM 

   Check the symptom from the customer information.

   >>

   GO TO 3.

3. CHECK WARNING LAMP OPERATION 

   Check air bag warning lamp operation in the user mode. Refer to On Board Diagnosis Function .

   Are any malfunction detected?

   YES>>

   GO TO 5.

   NO>>

   GO TO 4.

4. CHECK LOW VOLTAGE 

   CONSULT Check low voltage. Refer to CONSULT Function .

   Are any malfunction detected?

   YES>>

   GO TO 9.

   NO>>

   Check intermittent incident. Refer to Intermittent Incident .

5. CHECK SELF DIAGNOSTIC RESULT 

   CONSULT Check "Self diagnostic result" or diagnosis mode. If it is impossible to switch to diagnosis mode, follow the same procedure that DTC is not detected.

   NOTE: Perform the following procedure if DTC is detected:

   • Record DTC. (Print them out.)
   • Erase self diagnostic result.
   • Study the relationship between the malfunction that DTC or air bag warning lamp indicates and the symptom that the customer describes.
   • Check related service bulletins for information.

   Is DTC detected?

   YES>>

   GO TO 6.

   NO>>

   GO TO 7.

6. PERFORM DTC CONFIRMATION PROCEDURE 

   Perform "DTC Confirmation Procedure" for the DTC.

   >>

   GO TO 8.

7. PERFORM DIAGNOSIS ACCORDING TO WARNING LAMP OPERATION 
   1. Check air bag warning lamp operation in the user mode. Refer to On Board Diagnosis Function .
   2. Perform Diagnosis Procedure for the air bag warning lamp operation. Refer to On Board Diagnosis Function .

   >>

   GO TO 9.

8. DETECT MALFUNCTIONING PART BY DIAGNOSIS PROCEDURE 

   Inspect according to Diagnostic Procedure of the DTC.

   >>

   GO TO 9.

9. REPAIR OR REPLACE THE MALFUNCTION PART 

   Repair or replace the malfunctioning part.

   >>

   GO TO 10.

10. FINAL CHECK 

    Check self diagnostic result and air bag warning lamp operation in the user mode.

    Is the malfunction repaired?

    YES>>

    Inspection End.

    NO>>

    GO TO 2.