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Home >> Volvo >> 2007 >> XC70 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Ignition And Control Systems - Specifications, Other (XC) >> Vehicle Communication Information (B5254T2; 2004) >> Description of parameters >> Brake lamp switch

Brake lamp switch

The engine control module (ECM) calculates the value from the brake lamp switch signal.

ON = brake lamp switch on.

OFF = brake lamp switch unaffected.