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Home >> BMW >> 2009 >> 550i Automatic >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Self Diagnosis - Theory & Operation (N62) >> 1.15 Comprehensive Component Monitoring >> 1.15.7 Diagnosis of vehicle speed >> 1.15.7.1 Range check

1.15.7.1 Range check

P0503 (VFZEmax) 

Taking into account the engine design a maximum valid and driveable vehicle speed is possible.

If the vehicle speed exceeds the calibrated maximum valid threshold for a calibrated period of time, a VFZEmax fault will be set.