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Home › Volvo › 2000 › S40 › Repair and Diagnosis › Electrical › Body Electrical › Central Electronic Module (CEM) - Design And Function (644 Body) › Diagnostic Functions. Central Electronic Module (CEM) (2000-2004) › Diagnostic Functions › Programming twin headlamps

Programming twin headlamps

This parameter indicates if the car is equipped with twin headlamps (separate headlamp inserts for high and low beam) or not.

NOTE: If the car is equipped with separate headlamp inserts for high and low beam, low beam will be lit when high beam or high beam flash is activated.
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