Inspection Procedure J-9

Headlight and Taillight: Headlight dimmer switch automatic resetting function does not work normally.

Headlight (Dimmer/Passing) Input Signal:

CIRCUIT OPERATION
The headlight dimmer switch automatic resetting function is controlled by the front-ECU.

TECHNICAL DESCRIPTION (COMMENT)
If the headlight dimmer switch automatic resetting function does not work normally, the front-ECU may be defective.

TROUBLESHOOTING HINT
The front-ECU may be defective.

DIAGNOSIS
Replace the front-ECU.
Verify that the headlight dimmer switch automatic resetting function works normally.