Key Unlock Warning Switch Circuit
CIRCUIT DESCRIPTIONWhen the key is inserted in the ignition key cylinder, the key unlock warning switch comes ON, and when the key is not inserted the switch is OFF.
When the key unlock warning switch is ON, the ECU operates the key confinement prevention function.
WIRING DIAGRAM
Step 1:
INSPECTION PROCEDURE
CIRCUIT DESCRIPTION
Whether or not the key is inserted in the key cylinder is detected and a signal is sent to the ECU.
(The switch is ON (closed) when the ignition key is inserted.)
WIRING DIAGRAM
Step 1:
Step 2:
Step 3:
INSPECTION PROCEDURE