BMW digital tuner fault codes
The 11 fault codes the digital tuner 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), 1 Series (E81), 1 Series (E82), X1 (E84), 1 Series (E87), 1 Series (E88), 3 Series (E90), 3 Series (E91), 3 Series (E92), 3 Series (E93)
- A528 DAB: Control module: internal fault
- A529 DAB: Band-L antenna: open circuit
- A52A DAB: Band-L antenna: short circuit
- A52B DAB: Band-III antenna: open circuit
- A52C DAB: Band-III antenna: short circuit
- A52D DAB: Control module: internal fault
- A52E DAB: Control module: internal fault
- DFCE Although Shutdown (Execute) was sent, the light did not go out. (Error_Light_Not_OFF).
- DFD0 Ring break diagnosis was performed (Error_Ring_Diagnose).
- DFD1 Long and/or frequent unlocks (Error_Unlock_Long).
- DFD2 DAB: Deactivation, overtemperature
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