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Service bulletin SIB660823

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 id10236236
Published by NHTSA2023-05-15
Manufacturer's numberSIB660823
Manufacturer's date2023-04-01
NHTSA componentELECTRICAL SYSTEM:ADAS:HUD:CAMERA/SENSOR; ELECTRICAL SYSTEM:ADAS:DRIVER MONITORING:CAMERA/SENSOR

NHTSA's summary

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.

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, Electrical system

Vehicles listed
BMW 228I2020, 2021, 2022
BMW 230I2023
BMW 330E2021, 2022, 2023
BMW 330I2019, 2020, 2021, 2022, 2023
BMW 430I2021, 2022, 2023
BMW 530E2018, 2019, 2020, 2021, 2022, 2023
BMW 530I2017, 2018, 2019, 2020, 2021, 2022, 2023
BMW 540D2018, 2019
BMW 540D2020
BMW 540I2017, 2018, 2019, 2020, 2021, 2022, 2023
BMW 640I2018, 2019
BMW 640I2020
BMW 740E2017, 2018, 2019
BMW 740I2017, 2018, 2019, 2020, 2021
BMW 740I2022
BMW 740LI2016 to 2017
BMW 745E2020, 2021
BMW 745E2022
BMW 750I2018, 2019
BMW 750LI2016 to 2021
BMW 750LI2022
BMW 840I2020, 2021, 2022
BMW ALPINA XB72021 to 2023
BMW B7 ALPINA2018 to 2021
BMW I42022, 2023
BMW M235I2020, 2021, 2022
BMW M340I2020, 2021, 2022, 2023
BMW M440I2021, 2022
BMW M550I2017
BMW M550I2018, 2019, 2020, 2021, 2022, 2023
BMW M760I2017, 2018, 2019, 2020, 2021
BMW M760I2022
BMW M760LI2021
BMW M760LI2022
BMW M82020, 2021, 2022
BMW M8 GRAN COUPE2020
BMW M850I2019
BMW M850I2020, 2021, 2022
BMW M850XI2019
BMW X32018, 2019, 2020, 2021, 2022, 2023
BMW X42019, 2020, 2021, 2022
BMW X52019, 2020, 2021, 2022, 2023
BMW X62020, 2021, 2022
BMW X72019, 2020, 2021, 2022, 2023
BMW Z42019, 2020, 2021, 2022, 2023

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

Recalls for the same vehicles and component
26V4410002026-07-08. ELECTRICAL SYSTEM:STARTER ASSEMBLY:RELAY
26V4220002026-07-01. SERVICE BRAKES, HYDRAULIC:POWER ASSIST:ELECTRIC:CONTROL MODULE; ELECTRONIC STABILITY CONTROL (ESC)
26V0560002026-01-30. ELECTRICAL SYSTEM:STARTER ASSEMBLY
25V6440002025-09-25. ELECTRICAL SYSTEM:STARTER ASSEMBLY
20254992025-09-23. Electrical
25V6360002025-09-23. ELECTRICAL SYSTEM:STARTER ASSEMBLY:RELAY
24V7390002024-10-02. ELECTRONIC STABILITY CONTROL (ESC); SERVICE BRAKES, HYDRAULIC:POWER ASSIST:ELECTRIC:CONTROL MODULE
24V6970002024-09-18. ELECTRONIC STABILITY CONTROL (ESC):CONTROL MODULE; SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE
20244442024-08-01. Electrical
24V5760002024-08-01. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; ELECTRICAL SYSTEM:STARTER ASSEMBLY

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
B1104262026-08-03. Service bulletin. The manual starting of electronic engine oil level measurement from inside the vehicle, usually afterperforming an engine oil service task, is inoperative or it may lock up at between a 15% to 30% completionrate.
B8402262026-07-31. Service campaign. Once the Telematics Module (TCB2) enters sleep mode, a BMW Data Services trigger for Remote Services(remote engine start, lock/unlock/climate conditioning) will not be able to reactivate the TCB2. Due to this issue, Remote Services will not function in the vehicle when parked and locked.
B1206262026-07-03. Service campaign. In these vehicles with an S68 engine, an incorrect diagnosis of the Valvetronic (VVT) may occur. Undercertain operating conditions, the software may detect a short-circuit in the valve control system even thoughthere is no fault. When the above-mentioned fault occurs, the red Check Control warning light ‘Drive system fault’ illuminates.This can result in the intake valves closing gradually, which may lead to misfires while the engine is running.
B6520252026-05-18. Service bulletin. After replacing the Multifunctional Display (MFD), the Central Information Display (CID) is black. The backlight of the CID is illuminated, and touch function does register an audible sound.
B1203262026-03-13. Emissions. BMW AG is conducting Voluntary Emissions Recall (effective March 11, 2026) on certain Model Year 2023 -2026 BMW vehicles that were produced between January 14, 2022, and September 16, 2025.
B7201252026-02-23. Warranty extension. A situation may occur where the front passenger seat is not occupied; however, a “fasten seat belt” warning and a front passenger seat air bag deactivation message appears. If the situation is currently present, sit in the seat and move the seat to a slightly different position. The POL (Passenger Occupancy Light) light should now function correctly. In some cases, the Air bag Warning Light was illuminated, and the following Advanced Crash Safety Module (ACSM) fault is stored: 930A1C - Front passenger seat occupancy detection transmitting fault (moisture)
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.
B7201252025-11-03. Warranty extension. A situation may occur where the front passenger seat is not occupied; however, a “fasten seat belt” warning and a front passenger seat air bag deactivation message appears. If the situation is currently present, sit in the seat and move the seat to a slightly different position. The POL (Passenger Occupancy Light) light should now function correctly. In some cases, the Air bag Warning Light was illuminated, and the following Advanced Crash Safety Module (ACSM) fault is stored: 930A1C - Front passenger seat occupancy detection transmitting fault (moisture)
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.
B8406252025-10-09. Service bulletin. In some situations, an emergency call may be triggered in the vehicle without either the customer pressing the SOS Call button, or an airbag deployment event. In some cases, the customer may not even be inside the vehicle.