Initial Inspection and Diagnostic Overview

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

HOW TO PROCEED WITH TROUBLESHOOTING
HINT:
- The wireless door lock control system troubleshooting procedures are based on the premise that the below systems are operating normally. Check these systems first before troubleshooting the wireless door lock control system.

- Power door lock system
- Power trunk lid system
- Power window system
- Sliding roof system
- Use these procedures to troubleshoot the wireless door lock control system.
- *: Use the Techstream.

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. CHECK FOR DTC*
(a) Check for DTCs and note any codes that are output Wireless Door Lock Control System.
(b) Clear the DTC Reading and Clearing Diagnostic Trouble Codes.
(c) Recheck for DTCs Reading and Clearing Diagnostic Trouble Codes. Based on the DTCs output above, try to force output of the same CAN communication system DTC, LIN communication system DTC or wireless door lock control system DTC by simulating the symptoms indicated by the DTC.

Result





B -- Go to CAN COMMUNICATION SYSTEM
C -- Go to LIN COMMUNICATION SYSTEM
D -- Go to DIAGNOSTIC TROUBLE CODE CHART
A -- Continue to next step.
4. PROBLEM SYMPTOMS TABLE
(a) Refer to the problem symptoms table Problem Symptoms Table.

Result





B -- Go to step 6
A -- Continue to next step.
5. OVERALL ANALYSIS AND TROUBLESHOOTING*
(a) Operation check Wireless Door Lock Control System
(b) Terminals of ECU Pinout Values and Diagnostic Parameters
(c) Data List/ Active Test Scan Tool Testing and Procedures
NEXT -- Continue to next step.
6. REPAIR OR REPLACE
NEXT -- Continue to next step.
7. CONFIRMATION TEST
NEXT -- END