Key Lock-In Prevention Function Does Not Work Properly

Key Lock-In Prevention Function Does Not Work Properly (Manual Operation and Operation Interlocked With Key Are Active)

Wiring Diagram:

CIRCUIT DESCRIPTION
The un-lock warning switch turns ON when the key is inserted in the ignition key cylinder. The courtesy lamp switch turns ON when the driver side door is opened. These 2 switches are monitored by the body ECU. In order to prevent the key from being locked in, the body ECU controls door locking operation according to conditions of these switches, so tat doors are not locked.

Step 1 - 2:

Step 3 - 4:

Step 5 - 6:

INSPECTION PROCEDURE