Headlight Relay Circuit

HEADLIGHT RELAY CIRCUIT

Circuit Description

The headlight relay is turned ON by operating the headlight switch.

When the theft deterrent system is activated, it causes the ECU to turn the headlight relay on and off repeatedly at approximately 0.25 second intervals to flash the headlights.

In this condition, if any of the following operations is done, the ECU turns the headlight relay off to stop the headlamp from flashing:
- Unlock the driver door with a key.
- Turn the ignition switch to the ACC or ON position.
- Unlock the doors with the wireless door lock control system.
- Wait for approximately 30 seconds.

Wiring Diagram:

Step 1:

Step 2:

Step 3:

Step 4:

INSPECTION PROCEDURE