Initial Inspection and Diagnostic Overview

DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING

HOW TO PROCEED WITH TROUBLESHOOTING
HINT: Use these procedures to troubleshoot the power door lock control system.

1. VEHICLE BROUGHT TO WORKSHOP
NEXT -- Continue to next step.
2. INSPECT BATTERY VOLTAGE
Standard voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding.
NEXT -- Continue to next step.
3. PROBLEM SYMPTOMS TABLE

Result:





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) On-vehicle Inspection Component Tests and General Diagnostics.
NEXT -- Continue to next step.
5. ADJUST, REPAIR OR REPLACE
NEXT -- Continue to next step.
6. CONFIRMATION TEST
NEXT -- END