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Service bulletin B121021

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 id10212786
Published by NHTSA2022-05-31
Manufacturer's numberB121021
Manufacturer's date2022-04-01
NHTSA componentEXTERIOR LIGHTING

NHTSA's summary

The customer complains that under moderate throttle application or on deceleration after throttle application, a Malfunction Indicator Lamp (MIL) is displayed in the instrument cluster.

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

Lighting

Vehicles listed
BMW 330E2021, 2022
BMW 330I2019, 2020, 2021, 2022
BMW 530E2018, 2019, 2020, 2021
BMW 530I2017, 2018, 2019, 2020, 2021, 2022
BMW 540D2018, 2019
BMW 540D2020
BMW 540I2017, 2018, 2019, 2020, 2021
BMW C 400 X2018
BMW F800 R2017
BMW M32022
BMW M340I2020, 2021
BMW M52022
BMW M550I2017
BMW M550I2018, 2019, 2020, 2021
BMW R 1250 RT2022
BMW X32018, 2019, 2020, 2021, 2022

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

Recalls for the same vehicles and component
20262852026-06-09. Lights And Instruments
20234632023-08-16. Lights And Instruments
19V8500002019-11-27. EXTERIOR LIGHTING:HEADLIGHTS
20183402018-06-22. Lights And Instruments
18V4310002018-06-21. EXTERIOR LIGHTING:TURN SIGNAL
20175612017-11-15. Lights And Instruments
20174622017-09-25. Lights And Instruments

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
B6304182024-04-01. Service bulletin. One or more of the LED daytime running lights are dim or discolored.
B6312232023-11-01. Service bulletin. Upon performing a vehicle read out, faultcode (CD0D16- Control unit light (BEL)(LIN): Wrong variant installed) is stored inthe BCP (Basic Central Platform). Note: Functionality of the exterior lights and switch is fully operational when fault code is present.
B6308212023-07-24. Service bulletin. Headlight check control (CC) message 128 "High beam headlight failure" is displayed. The following fault codes are stored during a vehicle test: 80419A - Left high-beam headlight: Short circuit and/or 8041A5 - light outputs: Number of permitted short circuit cycles exceeded
B6303212023-07-24. Service bulletin. Condensation is present on the inner surfaces in one or both taillights (circled).
SIB6303222023-05-15. Service bulletin. When unlocking the vehicle, the welcome light in the headlight "lights up eratically."
B6309172023-05-01. Service bulletin. Exterior rear lights do not work.
B6304182023-05-01. Service bulletin. One or more of the LED daytime running lights are dim or discolored.
SIB3601222022-07-18. Service bulletin. The customer finds an indication in themyBMWapp that the tires need service due to wear. Even afterreplacing the tires, the tire service indicator is still present in the myBMW app.
SIB6302222022-07-05. Service bulletin. Excessive condensation has collected in one or both headlights.
B3601222022-05-31. Service bulletin. The customer finds an indication in the myBMWâ? app that the tires need service due to wear. Even after replacing the tires, the tire service indicator is still present in the myBMW app.