Service engine soon (MIL) - sme fc 21F20D.
BMW technical service bulletin B611916 for 2014-2017 BMW X5.
- Bulletin number
- B611916
- Component
- Electrical system
- Summary
- SERVICE ENGINE SOON (MIL) - SME FC 21F20D. Malfunction Indicator Lamp (MIL) is illuminated. The following codes may be stored in the fault memory of the battery management electronics (SME). 21F20D - SME, safety concept: Switch-off of switch contactors by safety circuit 21F1F6 - High-voltage battery, switch contactors: Switch-off after a fault Software bug: erroneous fault code stored in SME.
Owners of these vehicles have filed 68 complaints in the electrical category.
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