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Service bulletin B660923

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 id10242872
Published by NHTSA2023-10-01
Manufacturer's numberB660923
Manufacturer's date2023-09-06
NHTSA componentLANE DEPARTURE; STEERING

NHTSA's summary

The customer states that one or more of the following situations may occur: 1. The availability of the Steering and Lane Control Assistant is deteriorating, and/or that the function allows thevehicle to move from side to side within the lane markings. 2. The parking space detection is less effective or hardly ever receives any parking space recommendations fromthe PMA.

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, Steering

Vehicles listed
BMW X32020
BMW X42020

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

Recalls for the same vehicles and component
21V0960002021-02-19. BACK OVER PREVENTION:SOFTWARE; BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
20V5980002020-09-30. BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
20V4430002020-07-29. BACK OVER PREVENTION: SENSING SYSTEM: CAMERA; ELECTRICAL SYSTEM:SOFTWARE
20V3550002020-06-15. STEERING:LINKAGES:TIE ROD ASSEMBLY
20195212019-10-16. Steering
19V7380002019-10-16. STEERING:RACK AND PINION:PINION SHAFT
19V6840002019-09-27. BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
20194702019-09-25. Steering
19V6780002019-09-25. SUSPENSION:FRONT; STEERING

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
B6609232024-10-28. Service bulletin. The customer states that one or more of the following situations may occur: 1. The availability of the Steering and Lane Control Assistant is deteriorating, and/or that the function allows thevehicle to move from side to side within the lane markings. 2. The parking space detection is less effective or hardly ever receives any parking space recommendations fromthe PMA.
B3601212024-02-01. Service bulletin. At low outside temperatures (below 40 degrees F) and slow driving speeds (i.e. when parking, maneuvering)with a large steering angle, the front end can be slightly axially misaligned. This can be felt (jerking)/ heard via an acoustic acknowledgement (clunk) as seen at the 11 second mark of the video. See attached video V36 01 21.
B3102232023-09-25. Service bulletin. ?Disturbing noises (thump/pop) when reversing slowly near the steering wheel limit position; for example, when leaving a parking space.
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.
SIB3102232023-05-15. Service bulletin. Disturbing noises (thump/pop) when reversing slowly near the steering wheel limit position; for example, when leaving a parking space.
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.