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Service campaign B121425

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 campaign
NHTSA id11025669
Published by NHTSA2025-11-25
Manufacturer's numberB121425
Manufacturer's date2025-11-11
Campaign id or software version0012540600
NHTSA componentELECTRICAL SYSTEM; POWER TRAIN

NHTSA's summary

RSU availability. BMW AG is conducting a Service Action on certain Model Year 2025 - 2026 BMW vehicles that were produced between March 17, 2021 – November 6, 2025. In certain driving situations there can be a loss of traction or wheel slip followed by a throttle or torque requirement that can potentially damage the axle shafts. Damage of the drive shaft can cause it to break.

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

Electrical system, Transmission and driveline

Vehicles listed
BMW I42022, 2023, 2024
BMW I4 EDRIVE352025
BMW I4 EDRIVE402025

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

Recalls for the same vehicles and component
25V3950002025-07-23. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION MOTOR:CONTROLLER:SOFTWARE
25V4700002025-07-16. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
24V1350002024-02-23. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
23V4490002023-06-28. ELECTRICAL SYSTEM:PROPULSION SYSTEM:HYBRID MANAGEMENT
23V2950002023-04-26. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
20230932023-02-24. Electrical
23V1180002023-02-23. ELECTRICAL SYSTEM:BODY CONTROL MODULE:SOFTWARE
22V9440002022-12-20. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY THERMAL:MANAGEMENT:SOFTWARE
22V5410002022-07-27. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
22V4830002022-07-07. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

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
B6409252026-08-27. Service campaign. A faulty electric auxiliary heater may have been installed in the certain vehicles. This could result in thefailure of the electric auxiliary heater, utilized for the vehicle interior.
B6106262026-04-27. Service bulletin. Charging sessions cannot be started or they are interrupted while using a Level 2 AC high-power charging station, or with a Level 3 DC charging station. Charging may start normally but can interrupt after some time. Level 2 (240 V) Flex Charger and Wall box may also be affected. The red or white LED is displayed on the high-voltage charging socket; however, no associated fault codes are stored.
B1205232026-03-13. Service bulletin. The customer states there is a Drivetrain Malfunction message displayed in the instrument cluster. In addition, the following fault memory entries are saved in the CCU (Combined Charging Unit) 0317F2 - High-voltage system, insulation fault detected: when switch contactors are closed. 0317F1 - High-voltage system, insulation resistance below warning threshold: when switch contactors are closed. The fault memory entries (isolation faults) can occur both individually and in combination and must be traced back to the eDrive motor based on the ISTA test procedure. If ISTA test procedure lists possible cause of fault as; A metal chip is found behind the brush module (between the brush module and the end shield of the electrical machine). Repair required. Refer to service solution no. 20000794435083 in Aftersales Information Research (AIR). Follow information in the Procedure section below.
B0615262026-02-25. Other. High Voltage Connection Return
InVeh-InApp-Comm2026-02-25. Over-the-air update. A manufacturing defect in a bearing of the electronic drive unit could result in bearing damage. This is caused by an unusual acoustic signal in the area of the drive unit. The bearing could fail completely at a later stage, which will be displayed to you by means of a red Check Control message. In this case, the driver is asked to call BMW Roadside Assistance.
B6409252026-01-05. Service campaign. A faulty electric auxiliary heater may have been installed in the certain vehicles. This could result in thefailure of the electric auxiliary heater, utilized for the vehicle interior.
B6409252025-09-03. Service campaign. A faulty electric auxiliary heater may have been installed in the certain vehicles. This could result in thefailure of the electric auxiliary heater, utilized for the vehicle interior.
B6133232025-07-28. Service campaign. The Combined Charging Unit (CCU) may not have been built to specifications.
B4105252025-07-02. Service bulletin. While attempting to fuel/charge the vehicle,the fuel/charge door will not open.
B6106252025-05-31. Service bulletin. The Check Control message (CCM): "You can continue driving. Drivetrain” (00029) is displayed, togetherwith the following fault code: 224188 – Accelerator pedal module, pedal sensor, sensor 1, sensor 2: Signals implausible Note: There may or may not be a drivability complaint associated with this fault.