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Home >> BMW >> 2008 >> 323i Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Self Diagnosis - Diagnostic Trouble Codes - DTC P1214 - DTC U1168 (N51, N52) >> BMW MSV80 >> DTC P16C6, BMW Hex Code 0x2E7C, BMW Code 11900: CAN Timeout BSD (Bit Serial Data Interface) (SIG) >> Repair procedures (plant/service)

Repair procedures (plant/service)

  1. Disconnect all BSD_components (alternator, battery sensor, water pump) except for the oil sensor. Clear fault memory. Ignition off/on. If fault code is stored again: QLT is defective and must be replaced. Repeat test.
  2. If fault code is entered again after QLT replacement: -> Check wiring harness (BSD_BUS) and all plug-in connections for corrosion and shorts to ground/UBatt.
  3. If fault code no longer appears after QLT replacement: -> QLT was defective.
  4. If no fault code is stored after all components (except QLT, as in 1.) are disconnected: -> The fault lies with one of the
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