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Home >> BMW >> 2006 >> 330i Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Diagnostic Trouble Codes With Diagnostics (N52) >> MSV70 Engine Operating System DTCS >> DTC P112D, BMW Hex Code 0x2C3E, BMW Code 11326: O2 Sensor Negative Current or Positive Current Control Circuit/Open (Bank 2 Sensor 1) (SIG) >> Repair procedures (plant/service)
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Repair procedures (plant/service)

  1. Visual inspection for damage to wiring and lines, DME plug and sensor
  2. Inspect wiring and lines
  3. DME plug-in connections <=> Wiring harness <=> Check O2 sensor before catalytic converter for Bank 1 (water or corrosion in plug?) => Repeatedly disconnected.