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Service bulletin B661323

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10242871
Published by NHTSA2023-10-01
Manufacturer's numberB661323
Manufacturer's date2023-09-06
NHTSA componentFORWARD COLLISION AVOIDANCE

NHTSA's summary

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

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Driver assistance

Vehicles listed
BMW X32022

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
B6613232026-01-05. Service bulletin. Various Check Control messages (CCM) can be displayed to the customer, which indicate a restrictedfunction 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.
B6613232025-11-03. Service bulletin. 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.
B6501222023-09-18. Service bulletin. A check control message (CCM) for the restraint system (Air bag) appears. In the instrument cluster, the red air bag warning light lights up permanently.
SIB6608232023-05-15. Service bulletin. Issues with the various functions of the camera-based driver assistance systems (KAFAS system) can possibly lead to following customer complaints: KAFAS camera system deactivates itself, due to system restrictions that are not clear to the customer KAFAS camera system cannot be activated due to system restrictions that are not clear to the customer Road signs are sporadically not detected.
B8414222023-05-01. Service bulletin. Customer is shown an incorrect GPS location in the vehicle (i.e., Nav Map, coordinates).
B5117222022-12-12. Service bulletin. Due to the semiconductor supply, the Local Interconnect Network module in either of the exterior mirrors was switched to another controller. That one provides an imprecise voltage measurement, which the main controller interprets as a fault. For the driving cycle, the customer may lose the display in either mirror and the Lane Change Warning function and, if installed, other functions such as- Side collision warning; Lane Change Assistant; Steering and Lane Control Assistant; Emergency Lane Assistant Hands Off 60 Assistant.
B6627192022-10-31. Service bulletin. The Lane Change Warning (LCW) yellow triangle symbol on either one, or both the exterior side view mirrors does not illuminate to alert the driver when it should.
SIB6606202022-07-05. Service bulletin. The functionality of the right front SRR sensor could be reduced which would display the "Driving Assistance" Check Control Message.
SIB6501222022-06-21. Service bulletin. A check control message for the restraint system appears. In the instrument cluster, the red air bag warning light lights up permanently.
B6615192022-05-16. Service bulletin. The steering intervention for Lane Departure Warning (LDW) is too strong (severe), which can create an uncomfortable feeling for the driver. Background: Steering intervention helps keep the vehicle in the lane if the system detects that a lane marking has been crossed. The steering intervention can be noticed on the steering wheel and can be manually overridden at any time.