How To Proceed With Troubleshooting

HINT:

• The wireless door lock control system troubleshooting procedures are based on the premise that the power door lock control system is operating normally. Check the power door lock control system first before troubleshooting the wireless door lock control system.

  Use this procedure to troubleshoot the wireless door lock control system.

• The intelligent tester can be used at steps  4,  5,  8,  11 and  14.

1. VEHICLE BROUGHT TO WORKSHOP 

   NEXT 

2. CUSTOMER PROBLEM ANALYSIS 
   1. Interview and confirm the trouble.

   NEXT 

3. PROBLEM SYMPTOM CONFIRMATION 

   NEXT 

4. CHECK BODY MULTIPLEX COMMUNICATION SYSTEM 
   1. Check for output DTCs (See DIAGNOSIS SYSTEM ).

      HINT:

      The ECM of this system is connected to the multiplex communication system. Therefore, before starting troubleshooting, make sure to check that there is no trouble in the multiplex communication system.

   MULTIPLEX SYSTEM DTC IS OUTPUT: PROCEED TO MULTIPLEX COMMUNICATION SYSTEM 

   NO MULTIPLEX SYSTEM DTC: GO TO STEP 5 

5. DTC CLEAR 

   HINT:

   See DTC CHECK / CLEAR

   NEXT 

6. PROBLEM SYMPTOM SIMULATION 

   SYMPTOM DOES NOT OCCUR: GO TO STEP 7 

   SYMPTOM OCCURS: GO TO STEP  8

7. SYMPTOM SIMULATION 

   NEXT 

8. DTC CHECK (OTHER THAN MULTIPLEX SYSTEM DTC) 

   HINT:

   See DTC CHECK / CLEAR 

   DTC IS OUTPUT: GO TO STEP 9 

   NO DTC: GO TO STEP  10

9. DTC CHART 

   HINT:

   See DIAGNOSTIC TROUBLE CODE CHART 

   NEXT 

   GO TO STEP  11

10. PROBLEM SYMPTOMS TABLE 

    HINT:

    See PROBLEM SYMPTOMS TABLE 

    NEXT 

11. CIRCUIT INSPECTION 

    NEXT 

12. IDENTIFICATION OF PROBLEM 

    NEXT 

13. ADJUSTMENT, REPAIR OR REPLACEMENT 

    NEXT 

14. CONFIRMATION TEST 

    NEXT: END