LEMON Manuals
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XF Base
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Repair and Diagnosis (Single Page)
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DTC Index
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Diagnostic Trouble Code Index DTC: Engine Control Module (ECM) GTDI 2.0L Petrol -- XF/X250
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Diagnostic Trouble Code (DTC) Index DTC: GTDI 2.0L Petrol DTC: Engine Control Module (ECM)
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Description And Operation
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DTC P0504-27: Brake Switch A F/B Correlation - Signal rate of change above threshold
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Possible Causes
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Possible Causes
The signal transitions more quickly than is reasonably allowed
Brake pedal switch plunger failure
Brake pedal switch not fitted correctly
Brake pedal switch failure