Initial Inspection and Diagnostic Overview

DOOR LOCK: WIRELESS DOOR LOCK CONTROL SYSTEM:

HOW TO PROCEED WITH TROUBLESHOOTING

HINT:
- Troubleshooting of the wireless door lock control system is based on the premise that the power door lock system is operating normally. Therefore, before troubleshooting the wireless door lock control system, first make certain that the power door lock system is operating normally.
- Use these procedures to troubleshoot the wireless door lock control system.

1. VEHICLE BROUGHT TO WORKSHOP
NEXT -- Continue to next step.
2. CUSTOMER PROBLEM ANALYSIS CHECK AND SYMPTOM CHECK
(a) Interview the customer to confirm the trouble (How To Proceed With Troubleshooting)

NEXT -- Continue to next step.
3. PROBLEM SYMPTOMS TABLE
(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 5
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).
5. ADJUST, REPAIR OR REPLACE
NEXT -- Continue to next step.
6. CONFIRMATION TEST
NEXT -- END