Home >> BMW >> 2009 >> X5 48i >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Self Diagnosis - Diagnostic Trouble Codes - DTC P0010-P1236 (N62) >> BMW Me9.2.3 (DTC P0010-P1236) >> DTC P0520, BMW Hex Code 0x2F7B, BMW Code 12155: Engine Oil Pressure Sensor/Switch Circuit (PLAUS) >> System test