BMW active cruise control fault codes
The 69 fault codes the active cruise control can store, and what each one means. Some codes mean different things in different versions of the module; tap a code to see which applies to your car.
On: 5 Series (E60), 5 Series (E61), 6 Series (E63), 6 Series (E64), 7 Series (E65), 7 Series (E66), 7 Series (E67), X5 (E70), X6 (E71), X6 (E72), Z4 (E85), 1 Series (E87), Z4 (E89), 3 Series (E90), 3 Series (E91), 3 Series (E92), 3 Series (E93)
- 5D0C ACC2: Internal sensor fault (and 3 other meanings)
- 5D0D ACC: Internal control unit fault (control unit internal Conti EEPROM error)
- 5D0E ACC2: Operating voltage (and 3 other meanings)
- 5D0F ACC2: Lens heating (and 3 other meanings)
- 5D10 ACC2: Coding (and 3 other meanings)
- 5D11 ACC: Internal control unit fault (control unit internal Conti Power module error external 30 ms)
- 5D12 ACC: Internal control unit fault (control unit internal Conti Power module error internal 1 10 ms 0 Z)
- 5D14 ACC2: Sensor maladjusted (and 3 other meanings)
- 5D15 ACC: Internal control unit fault (control unit internal Conti Watchdog error)
- 5D16 ACC: Internal control unit fault (control unit internal Conti Start-up hardware error)
- 5D17 ACC: Internal control unit fault (control unit internal Conti Start-up software error)
- 5D18 ACC: Internal control unit fault (control unit internal Conti Production data error)
- 5D19 ACC: Internal control unit fault (control unit internal Conti Unknown HW version)
- 5D1A Programming and coding ACC (coding Transaction failed)
- 5D1B Programming and coding ACC (coding Signature faulty)
- 5D1C Programming and coding ACC (coding Invalid data)
- 5D1D Coding ACC
- 5D1E Programming and coding ACC (coding Wrong vehicle)
- 5D1F Programming and coding ACC (flash Erase failed)
- 5D20 Programming and coding ACC (flash Write failed)
- 5D21 Programming and coding ACC (flash Read failed)
- 5D22 Programming and coding ACC (flash Comparison failed)
- 5D24 Diagnostic Master - Queue Deleted
- 5D25 ACC2: Temperature deactivation (and 3 other meanings)
- 5D26 ACC: Internal control unit fault (non-volatile memory Read failed)
- 5D27 ACC: Internal control unit fault (non-volatile memory Verification failed)
- 5D28 ACC: Internal control unit fault (non-volatile memory Erase failed)
- 5D29 ACC: Internal control unit fault (non-volatile memory Write total failed)
- 5D2A ACC: Internal control unit fault (non-volatile memory Read total failed)
- 5D2B ACC: Internal control unit fault (non-volatile memory Wrong config ID)
- 65AC Start up the ACC
- 65AD ACC: Undervoltage (control unit FRR)
- 65AE ACC: Overvoltage (control unit FRR)
- 65AF ACC: Undervoltage (vehicle)
- 65B0 ACC: Overvoltage (vehicle)
- 65B1 ACC sensor misaligned
- 65B2 ACC sensor blindness
- 65B3 ACC sensor temperature briefly too high
- 65B4 ACC sensor temperature briefly too low
- 65B7 LDM interface (yaw rate) signal implausible
- 65B8 ACC sensor temporarily malfunctioning
- CD35 ACC2: Brake overheating (and 1 other meaning)
- CD36 ACC2: Conversion, specified drive value (and 1 other meaning)
- CD37 ACC2: Conversion, specified acceleration value (and 1 other meaning)
- CD38 ACC2: ACC in system network not detected (and 2 other meanings)
- CD39 ACC2: DSC initialization/undervoltage (and 2 other meanings)
- CD3A ACC2: Insignificant fault: delete fault (and 1 other meaning)
- CD40 ACC2: Note: fault in LDM (and 1 other meaning)
- CD41 ACC2: No longitudinal-dynamics management (LDM) detected (and 1 other meaning)
- CD42 ACC2: Undervoltage (and 1 other meaning)
- CD52 LRR: Adaptive brake assistant temporarily not available
- D147 ACC: PT-CAN communication fault (and 2 other meanings)
- D154 Signal (vehicle data SF-CAN 1, 0x733) invalid, transmitter LDM
- D156 Signal (vehicle data SF-CAN 3, 0x704) invalid, transmitter LDM
- D157 Signal (vehicle data SF-CAN 4, 0x705) invalid, transmitter LDM
- D158 Signal (vehicle data SF-CAN 5, 0x706) invalid, transmitter LDM
- D159 Signal (wheel speed SF-CAN , 0x707) invalid, transmitter LDM
- D15A No message (vehicle data), transmitter LDM
- D15C No message (vehicle data), transmitter LDM
- D15D No message (vehicle data), transmitter LDM
- D15E No message (vehicle data), transmitter LDM
- D15F LDM interface (LDM status): Signal invalid
- D167 No message (wheel circumferential velocity), transmitter LDM
- D168 No message (status LDM), transmitter LDM
- D17C ACC2: CAN message received with fault value (and 2 other meanings)
- D17D ACC2: Implausible CAN message received (and 2 other meanings)
- D17E ACC2: No CAN message (and 2 other meanings)
- D181 ACC2: Implausible CAN message sent (and 2 other meanings)
- D182 CAN timeout during transmission
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