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

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 clearing fault memory, replace battery sensor
  5. If fault memory entry is logged repeatedly, replace battery sensor