Due to an implementation error in various OBD diagnostics in the vehicle's control units, in very rare...
BMW technical service bulletin B121226 for 2023-2026 BMW X5, 2023-2026 BMW X3 and 2023-2026 BMW 330I and others.
- Bulletin number
- B121226 (0012870600)
- Component
- Electrical system
- Summary
- Due to an implementation error in various OBD diagnostics in the vehicle's control units, in very rare cases itmay happen that stored fault memory codes (DTCs) and the MIL (warning light) are not automaticallydeleted even though the underlying malfunction has already been rectified. This does not comply with the statutory OBD specifications.
Owners of these vehicles have filed 98 complaints in the electrical category.
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