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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 >> 1.15.4 Diagnosis of atmospheric pressure sensor >> Notes

1.15.4 Diagnosis of atmospheric pressure sensor: Notes

P2229 (PUEmax), P2228 (PUEmin), P321E (PURmax), P321F (PURmin), P322A (PURsig), P323C (PURnpl), 

The diagnosis of the atmospheric pressure sensor consists of a circuit continuity check, a range check and a rationality check of the given output voltage of the sensor. The output voltage of the sensor can directly be calculated into the absolute atmospheric pressure.