How To Proceed With Troubleshooting

HINT:

The wireless door lock control system troubleshooting procedure is 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 (See HOW TO PROCEED WITH TROUBLESHOOTING ).

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

1. VEHICLE BROUGHT TO WORKSHOP 
2. CUSTOMER PROBLEM ANALYSIS 
   1. Interview the customer to confirm the problem (See HOW TO PROCEED WITH TROUBLESHOOTING ).
3. DTC CHECK 
   1. Check for DTCs and note any codes that are output.
   2. Clear the DTCs.
   3. Recheck for DTCs.

   Result 

   RESULT REFERENCE
   
   

   Result	Proceed to
   DTC is not output	A
   DTC is output	See DIAGNOSIS SYSTEM

   A: Go to Next Step 

4. SYMPTOM SIMULATION 
5. PROBLEM SYMPTOMS TABLE 
   1. Refer to Problem Symptoms Table (See PROBLEM SYMPTOMS TABLE ).

   Result 

   RESULT REFERENCE
   
   

   Result	Proceed to
   Fault is not listed in problem symptoms table	A
   Fault is listed in problem symptoms table	B

   B: Go to step  7

   A: Go to Next Step 

6. PERFORM TROUBLESHOOTING ACCORDING TO MALFUNCTION SYMPTOM 
   1. Terminals of ECU (See TERMINALS OF ECU ).
   2. Data List/Active Test (See DATA LIST / ACTIVE TEST ).
7. ADJUST, REPAIR OR REPLACE 
8. CONFIRMATION TEST