How To Proceed With Troubleshooting

DOOR LOCK: WIRELESS DOOR LOCK CONTROL SYSTEM:

HOW TO PROCEED WITH TROUBLESHOOTING

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

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

Techstream should be used in step 3.

1. VEHICLE BROUGHT TO WORKSHOP
-- Continue to next step.
2. CHECK FOR DTCS

HINT: (Reading and Clearing Diagnostic Trouble Codes)

(a) Check for DTCs and note any codes that are output.
(b) Delete the DTC.
(c) Recheck for DTCs. Try to prompt the DTC by simulating the original activity that the DTC suggested.
(1) If the DTC does not reoccur, proceed to A.
(2) If the DTC reoccurs, proceed to B.
B -- Go to step 6
A -- Continue to next step.
3. PROBLEM SYMPTOMS TABLE

HINT: (Symptom Related Diagnostic Procedures)

(a) If the fault is not listed on the problem symptoms table, proceed to A.
(b) If the fault is listed on the problem symptoms table, proceed to B.
B -- Go to step 6
A -- Continue to next step.
4. OVERALL ANALYSIS AND TROUBLESHOOTING
(a) Terminals of ECU (Pinout Values and Diagnostic Parameters)

(b) Operation check (Component Tests and General Diagnostics)

-- Continue to next step.
5. ADJUST, REPAIR OR REPLACE
-- Continue to next step.
6. CONFIRMATION TEST
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