Key Lock-In Prevention Function Does Not Work Properly (Manual Operation and Key-Linked Lock Are Activated)

Key Lock-in Prevention Function does not Work Properly (Manual Operation and Key-Linked Lock are Activated)

DESCRIPTION
To prevent the key from being locked in the vehicle, the body ECU prevents doors from being locked by monitoring 2 switches: 1) the unlock warning switch, which turns ON when the key is inserted into the ignition key cylinder; and 2) the driver side courtesy light switch, which turns ON when the driver side door is opened.

Wiring Diagram:

INSPECTION PROCEDURE

Step 1-2:

Step 3-4:

Step 5-6: