2005 Ski-Doo REV Series Shop Manual, Page 63Get this manual
Section 02 TROUBLESHOOTING Subsection 04 (ELECTRICAL SYSTEM)
SYMPTOM
HEADLAMP NOT LIGHTING
CONDITION
TESTINSPECTION
WHITE BULB1Check bulbaGas leakReplace bulbBROKEN ELEMENT1Check for loose headlamp housing and bulb socketaVibration problemTighten headlamp mounting screwsLock bulb in socketReplace bulbMELTED FILAMENT (ENDS OF ELEMENT HOLDER) AND BLACK BULB1Check voltage at headlamp at different speedsIt must not be above 15 VdcNOTE: If quartz halogen bulb is involved, ensure that proper voltage regulator is installedaExcessive voltage in lighting circuitReplace voltage regulator and ensure proper groundingRetestHEADLAMP DIMMING
CONDITION
TESTINSPECTION