Inspection Procedure I-10

Headlight, Tail Light: 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
Malfunction of the front-ECU

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