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Home >> BMW >> 2007 >> 760Li >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Diagnostic Trouble Codes - DTC P1230 - DTC U1135 (N62, N73) >> Me9.2.2 Engine Operating System DTCS >> DTC P2254, BMW Hex Code 0x2C54, BMW Code 11348: O2 Sensor Negative Current Control Circuit/Open (Bank 2 Sensor 1) (SIG) >> Possible Fault Causes
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Possible Fault Causes

  1. Open wire on O2 sensor
  2. Open circuit at plug/wiring harness/control module
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