Galant LS V6-3.0L SOHC (1999)
Headlamp Dimmer Switch: Testing and Inspection
Introduction to Auto-Reset Dimmer Switch Diagnosis
INTRODUCTION TO AUTO-RESET DIMMER SWITCH DIAGNOSIS
When the headlight switch is turned on, the ETACS-ECU resets the dimmer switch to the low-beam position, causing the headlights to light up at a low
beam.
If the following symptoms occur, the system may be malfunctioning.
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When the headlight switch is turned on, the headlights does not light up at the low beam.