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Home >> BMW >> 2007 >> 750Li >> 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 P150B, BMW Hex Code 0x2E8B, BMW Code 11915: Battery Sensor BSD (Bit Serial Data Interface) Communication Circuit (SIG) >> Repair procedures (plant/service)
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Repair procedures (plant/service)

  1. Check BSD wire for shorts to battery voltage and ground
  2. Check for open wires
  3. Disconnect other BSD components one after the other and replace as indicated
  4. If fault persists after deletion of stored fault codes from log, replace battery sensor
  5. If fault code is logged repeatedly, replace battery sensor