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Home >> BMW >> 2010 >> 535i Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Self Diagnosis - Diagnostic Trouble Codes - DTC P150A - U1166 (N54) >> BMW MSD80 >> DTC P151B, BMW Hex Code 0x2E8D, BMW Code 11917: Battery Sensor Wakeup Circuit (PLAUS) >> Repair procedures (plant/service)

Repair procedures (plant/service)

  1. Check Terminal 15/wakeup wire for opens and intermittent contacts.
  2. With battery sensor removed and Terminal 15 off, check Terminal 15/wakeup wire for short to battery voltage -> Repair wire and/or check Terminal 15, control module wakeup.
  3. With battery sensor removed and Terminal 15 on, check Terminal 15/wakeup wire for short to ground.
  4. With battery sensor connected and Terminal 15 off, check Terminal 15/wakeup wire for shorts to battery voltage -> Replace battery sensor.
  5. With battery sensor connected and Terminal 15 on, check Terminal 15/wakeup wire for shorts to ground -> Replace battery sensor.
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