Diesel Data: Automotive Repair

Key Unlock Warning Switch Circuit

KEY UNLOCK WARNING SWITCH CIRCUIT

CIRCUIT DESCRIPTION
The key unlock warning switch comes on when the ignition key is inserted in the key cylinder and goes off when the ignition key is removed.

ECU operates the key confinement prevention function while the key unlock warning switch is on.

Wiring Diagram:






Step 1 - 2:




INSPECTION PROCEDURE