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October 29, 2025 Service bulletin

Various Check Control messages (CCM) can be displayed to the customer, which indicate a restricted...

BMW technical service bulletin B661323 for 2022-2024 BMW X3 and 2022-2024 BMW X4.

Bulletin number
B661323
Component
Forward collision avoidance: warnings
Summary
Various Check Control messages (CCM) can be displayed to the customer, which indicate a restricted function or an unavailability of the driver assistance systems or driver assistance functions. During the diagnosis, the following fault memory entries are entered individually or in combination: 800AC4 - Camera calibration failed 800AC8 - Permanent calibration error 800A24 - Temporary software fault 800ABE - KAFAS camera: Field of view permanently faulty This only affects vehicles with the following optional equipment: 5AU Driving AssistantProfessional.

Owners of these vehicles have filed 26 complaints in the driver assistance category.

Vehicles covered

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