Loading...

NHTSA ID Number: 11025830

Manufacturer Communication Number: B121425

TSB/Document Date: 2025-12-01


Summary

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.


If the PDF is very large, it may not load in the preview below.

Download PDF [188.33 KB]


Some older TSBs had multiple PDFs — visit the NHTSA Website to view all PDFs.

If the TSB PDF does not show, download or view it on the NHTSA Website.

Click on the (+) Plus Sign

Then Click on Associated Document(s)


SaleBestseller No. 1
Autel Scanner MaxiCOM MK808S: 2026 Bidirectional Tool as MX808S MK808BT Pro M808Z, Work as MaxiCheck MX900 MK900BT, 28+ Service, 3000+ Active Tests, All System OBD2 Diagnostics, OS 11, 10X Faster
  • 💝【Questions? We’re Here Anytime】MK808S is a...
  • 🔥🔥🔥【2026 NEWLY RELEASED BI-DIRECTIONAL...
  • 【28+ MOST POPULAR RESET SERVICE FOR 150 MAKES】Autel...
  • 【ALL SYSTEM DIAGNOSTICS, FACTORY-LEVEL SCANNER】The...
  • 【AUT0 SCAN & AUT0V1N, 10X FASTER】How much have you spent...
SaleBestseller No. 2
Autel Scanner MaxiCOM MK900BT, 2026 MK900-BT V2.0 Bidirectional Diagnostic Tool, 8in Up of MK900 MX900 MK808S MK808BT MX808S MK808Z, 3000+ Active Tests, 40+ Service, CAN-FD&DOIP, All System, FCA 11 OS
  • 💯【Conta.ct us for Support Directly】If you met any...
  • 🔥🔥🔥【2026 AUTEL FLAGSHIP MK900BT MK900-BT, NEW...
  • 🚗【3000+ ACTIVE TESTS (50➡3000+), SAME AS MS...
  • 🚗【40+ HOT SERVICES FOR 150 MAKES (28+➡40+)】Full...
  • 🚗【OE ALL SYSTEM DIAGNOSE, AUTO SCAN 2.0: SCAN LICENSE...

This product presentation was made with AAWP plugin.


Search NHTSA Database for Recalls

View Latest Recalls


Search NHTSA Database for Vehicle Investigations

View Latest Vehicle Investigations


Search NHTSA Database for Vehicle Complaints

View Latest Vehicle Complaints


TSB/Document ID: B121425

Replacement Service Bulletin Number:

MFR Communication Date: 2025-12-01

MFR Internal Campaign ID/Software Version: 0012540600

Communication Type: Service Campaign

NHTSA Components: STEERING

MFR Component System:

MFR Component Subsystem:


Previous TSB

Next TSB



11/29/25, 6:43 AM

12 14 25_SERVICE ACTION: PROGRAMMING THE CONTROL UNITS (ELECTRIC DRIVE UNIT)

SIB 12 14 25
SERVICE ACTION: PROGRAMMING THE CONTROL UNITS (ELECTRIC DRIVE UNIT)
2025-11-24
This Service Information bulletin (Revision 02) supersedes SI B12 14 25 dated November 2025
What’s New:
Claim Information section updated

MODEL
E-Series
G26 BEV

Model Description
I4 eDrive35, i4 eDrive40, i4 xDrive40,
i4 M50, i4 M60

Production Date
March 17,2021 – November 6, 2025

AFFECTED VEHICLES
Vehicles which require this campaign to be completed will show it as “Open” when checked either in AIR,
AWP, Campaign Summary or Warranty Vehicle Inquiry.

SITUATION
BMWeBay logo AG is conducting a Service Action on certain Model Year 2025 - 2026 BMWeBay logo 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.

CAUSE
Unfavorable software in the Electric Drive Unit (eDrive motor).

CORRECTION
Program the Electric Drive Unit (eDrive motor).

PROCEDURE
Determine what the vehicle’s current I-level is by either using AIR or the Key Reader/Aftersales Workplace
(AWP) application.
Update the vehicle software via Remote Software Upgrade or ISTA programming.
· Required I-level: S18A-25-11-530 or later
Remote Software Update (RSU) is the preferred method of vehicle software update for this Service Action.
To carry out the procedure via Remote Software Update, follow the instructions in SI B09 01 25
(Attachment).
If RSU software upgrade method is not available for this vehicle, then the vehicle software needs to be
updated via ISTA.
Program control units with ISTA
· I-level S18A-25-11-530 or higher (available from ISTA 4.56.3x planned from 11/11/25)

CLAIM INFORMATION
During this workshop visit, the affected vehicle may also show one or more programming and encoding
Technical Campaign repairs open, the programming and encoding procedure may only be invoiced one
time.

Copyright ©2025 BMWeBay logo of North America, Inc.
about:blank

1/5

11/29/25, 6:43 AM

12 14 25_SERVICE ACTION: PROGRAMMING THE CONTROL UNITS (ELECTRIC DRIVE UNIT)

Select this open Technical Campaign to perform and submit for updating the vehicle to the required
I-level or higher instead when applicable (This includes 00 00 006 or 00 00 556, 61 21 528, and 61 00
730).
Please be sure to also perform any additional before and/or after work (including attaching labels) as
required by the open campaigns on the vehicle. Close any remaining programming and encoding
Campaign repairs as outlined in the corresponding Service Information Bulletin.
Reimbursement for this Action will be via normal claim entry, as determined by the above, by selecting and
submitting for the work package information below that applies.

Plusposition (+)

Main work

Completion before the first vehicle delivery to a customer (New in-stock/No inservice date), or the vehicle is already in the workshop for another reason
and/or repair, identified by the “(Plusposition)” reference in the descriptions
below.
The vehicle arrives for this Recall, no other Main work will be
performed/claimed during this workshop visit, identified by the “(Main work)”
reference in the descriptions below.

Below are the special flat rate labor operation code choices for this action.
Repair Code:

0012540600

G26 BEV Programming control units (eDrive motor)

Remote Software Upgrade (RSU) Status - Ready to be Installed.
Work Package

Labor Operation Description

Labor Allowance

#1

00 78 835

Remote Software Upgrade performed
(Plusposition)

2 FRU

00 78 272

Remote Software Upgrade performed
(Main work)

3 FRU

Or:
#2
Or:
Vehicle Programming and Encoding (FRU Allowances Updated with REV02)
Work Package
#3

Labor Operation Description

Labor Allowance

00 78 834

Programming and encoding the vehicle
control units, includes Carrying out
vehicle test (00 00 556/61 21 528)
(Plusposition)

00 78 271

Programming and encoding the vehicle
control units, includes Carrying out
9 FRU
vehicle test (00 00 006/61 21 528) (Main
work)

7 FRU

Or:
#4

Please only use the new FRU allowances listed above for labor operation codes 00 78 834 / 721, AIR will be
updated shortly.
Or the:
Vehicle is already at the Specified
Target
Integration
Level
or America,
Higher Inc.
Copyright
©2025
BMWeBay logo of
North
about:blank

2/5

11/29/25, 6:43 AM

Work Package

#5

12 14 25_SERVICE ACTION: PROGRAMMING THE CONTROL UNITS (ELECTRIC DRIVE UNIT)

Labor Operation Description

Labor Allowance

00 78 836

Either in conjunction with another
campaign/repair prior to or during
this workshop visit (The RSU is
excluded), the vehicle is already at the
specified Target integration level or
higher, no repair is necessary
(Plusposition)

1 FRU

00 78 273

Either in conjunction with another
campaign/repair prior to or during
this workshop visit (The RSU is
excluded), the vehicle is already at the
specified Target integration level or
higher, no repair is necessary (Main
work)

1 FRU

Or:

#6

Only one of the flat rate labor operation codes listed above can be used for claim submission/reimbursement
purposes. Also, only one Main work flat rate labor operation code can be claimed per workshop visit.
Claim Repair Comments
Reference the SIB number, the issue (briefly), and the work package (WP) number performed in the
technician’s RO notes, and in the claim comments (For example: B12 14 25 eDrive motor software update
WP 3), unless otherwise required by State law.
Programming and Encoding – Additional Work (RO and Claim Comments Required)
This procedure automatically reprograms and encodes any vehicle control modules that do not have the
latest software I-level.
If one or more control modules fail during the reprogramming procedure, claim the required consequential
repair work procedures to address this issue (including performing the IRAP Control Unit Recovery first as
required, refer to the SIB in AIR) under the Repair Code in this bulletin together with the corresponding labor
operation codes and their flat rate unit (FRU) allowance(s), including the diagnosis* that applies.
Please explain the additional work procedures that were performed (The why and the what) on the repair
order and in the claim comments.
For covered repairs that address preexisting control module failures that occurred prior to performing this
repair-related programming and encoding procedure, claim this work with the Repair Code listed in AIR
together with the corresponding labor operation codes and their flat rate unit (FRU) allowance(s), including
the diagnosis* that applies.
(*) Based on which one applies to your center, please refer to SI B01 01 20 or B01 07 20 for the applicable
procedure for documenting, claiming, and explaining, on the RO and in the claim comments, your diagnosis
work time (WT), job/repair work time (WT), and the vehicle repairs your center performed, unless otherwise
required by State law.

FEEDBACK REGARDING THIS BULLETIN
Technical Feedback
Warranty Feedback

To submit feedback for the technical topic of this bulletin: Submit your
feedback in the rating box at the top of this bulletin
To submit feedback for the CLAIMS section of this bulletin: Submit an IDS
ticket to the Warranty Department, or use the chat available in the

Copyright ©2025 BMWeBay logo of North America, Inc.

about:blank

3/5

11/29/25, 6:43 AM

Parts Feedback

12 14 25_SERVICE ACTION: PROGRAMMING THE CONTROL UNITS (ELECTRIC DRIVE UNIT)

Warranty Documentation Portal
To submit feedback for the PARTS section of this bulletin: Submit an IDS
ticket to the Parts Department

Powered by Froala Editor

Copyright ©2025 BMWeBay logo of North America, Inc.
about:blank

4/5

11/29/25, 6:43 AM

12 14 25_SERVICE ACTION: PROGRAMMING THE CONTROL UNITS (ELECTRIC DRIVE UNIT)

Copyright ©2025 BMWeBay logo of North America, Inc.
about:blank

5/5

1


SaleBestseller No. 1
OTOFIX D1 Lite 2026 Bidirectional Scan Tool, Bluetooth OBD2 Scanner Diagnostic Tool, 2 Years Free Update, 38+ Services, CANFD & DoIP Protocols, All System Diagnoses, ABS Bleeding, Auto VIN
  • 🎉[OTOFIX D1 Lite, Perfect Cost-effective Diagnostic Tool]: OTOFIX D1 Lite, a newest bidirectional scan tool from OTOFIX company, is a great choice for DIYers and repair shops. 👉This obd2 scanner diagnostic tool packs all practical functions: OE level all systems diagnoses, Bi-Directional Control, 38+ reset services fixing 99% of common problems, support DoIP & CANDF protocols and FCAeBay logo AutoAuth, high-end hardware configuration. Worldwide vehicles and 🔥2 Years Free Updating🔥 covered.
  • 🎉[Bi-Directional Scan Tool, Active Test]: OTOFIX D1 Lite bluetooth obd2 scanner can also command ECUs and monitor the operation of the actuators to track down the problems of certain parts, like windows, sunroof, wipers, fuel pumps, etc., saving repair time & trouble. This makes OTOFIX D1 Lite the most cost-effective bidirectional scan tool.
  • 🎉[2026 Newest, 38+ Hot Reset Functions]: Equipped with 38+ reset functions in one, the OTOFIX D1 lite automotive scanner diagnostic tool allows you to troubleshoot 99% of common vehicle problems. You can use this car diagnostic scanner holding enough functions to easily repair common vehicle models in your repair shops. Including Oil Reset, Injector Coding, Throttle, DPF Reset, SCR Reset, Gear Learning, Clutch Learning, Suspension, etc. Note* Reset functions vary by model.
  • 🎉[OE Level Full Systems Diagnostics]: Unlike the 2-system and 4-system diagnostic tools, the OTOFIX auto scan tool can complete comprehensive system diagnostics within 5 minutes. It accesses and scans all available onboard systems like for Engine /AT /ABS /EPB /BMS /TPMS /SRS /SAS /Audio System /BCM /Air Conditioning / etc., to read & clear codes, view live data, and check ECU information. Note: Active test is not involved.
  • 🎉[Powerful Hardware Configuration]: Designed with a fashion appearance & a 7” touchscreen and a weight of 463g, this OTOFIX D1 Lite OBD2 diagnostic scanner scan tool is convenient for everywhere and easy to use & store. Android9.0 OS and 2+64GB memory enhance multi-task smoothness and diagnostic operation, no more wasting too much time. 5800mAh battery allows hours-lasting use. WiFi & VCI1 also bring faster communication for your diagnostics.
SaleBestseller No. 2
OTOFIX D1 Lite Bidirectional Scan Tool with 2-Year Free Updates, 2026 New All System Automotive Diagnostic Scanner, 38+ Reset Services, FCA AutoAuth, Active Test, CANFD&DOIP, Auto VIN
  • 🏆【2026 TOP OBD2 Scanner Diagnostic Tool】OTOFIX D1 Lite wireless obd2 scanner has upgraded hardware configuration and car coverage. The newly upgraded D1 Lite with 🔥OS Android 9.0🔥1.5Ghz 4 core high efficiency processor🔥2GB RAMeBay logo+64GB ROM large storage🔥5800mAh large battery, more stable and longer lasting diagnostics🔥 38+ Reset🔥action tests🔥full system diagnostic🔥Supports MV105 endoscope🔥21+ Language Supports🔥100000+ vehicle coverage to meet all your daily maintenance needs.
  • 👍【Bi-Directional Control / Active Test】D1 Lite obd2 scanner has bidirectional control(worth $300+), which is the most beloved feature among mechanic. If your headlights or car windows are broken, going to a repair shop will cost a lot of money. You can use D1 Lite to send execution commands to the ECU module and identify the repair status. Such as ABS, car windows, doors, valves, wipers, headlights, etc., effectively shorten diagnostic time and reduce diagnostic costs.
  • 🔥【All Systems Diagnostics, In-depth Checking】This advanced OBD2 Scanner D1 Lite can perform OE-level diagnosis of all systems including engine, transmission, airbag, ABS, ESP, TPMS, gateway, steering, radio, and air conditioning for more than 100 brands. This diagnostic scanner supports essential functions, such as reading ECU version info, reading and clearing fault codes, and reading data streams.With just a simple click, it provides you with accurate and in-depth diagnostics.
  • 🏆【38+ Reset Hot Functions】For repair workshops, holding an OTOFIX D1 Lite Auto scanner is a strong advantage over others. Its 38+ maintenance functions provide various solutions for all module repairs, including Oil Reset, TPMS Reset, Injector Coding, Suspension, Throttle Matching, etc., which will usher your repair business to a new pinnacle. Continuously updating will never make the functionality & compatibility out-of-date.
  • 🏆【150+ Models, 10000+ Car Coverage & 16 Languages】D1 Lite is a comprehensive car diagnostic scan tool, help you to troubleshoot car issues fast for 95% US, European, Asian auto makes. ✅ With frequent updates and optimizations allow D1 Lite to cover more vehicles to meet your needs. ✅ Multilingual menu allows auto mechanics around the world to use it without language barriers. 🚩Note: Kindly send us the S/N of the device to authorize new language updates before changing the menu language.
SaleBestseller No. 3
OTOFIX D1 Lite 2026 Bidirectional Scan Tool, 2 Years Free Update, 38+ Services, All System Diagnostic Scanner, Active Tests, AutoAuth FCA SGW, AutoVIN, CAN FD & DoIP, 99% Car Coverage
  • 【2026 OTOFIX D1 Lite Gives the Best Value for Money】OTOFIX D1 Lite bidirectional scan tool is more FASTER and SMARTER with 2026 Enhanced Hardwares & New Functions! 👍Alternative Bluetooth +USB connect 👍2G+64GB 👍4x ARM Cortex-A35 (1.5GHz) Processor (5X Faster CPU) 👍Android 9.0 OS 👍5G GHz WiFi 👍CANFD&DOIP 👍 FCAeBay logo AutoAuth 👍38+ Services 👍3K+ Bi-Directional Control 👍Full Systems Diagnose 👍2 Years Update 👍150+ Vehicle Coverage.
  • 👍【Active Tests】 OTOFIX D1 Lite is a bi-directional scan tool that can send commands to, and also receive information from vehicle control modules. This way, you can quickly locate and repair faulty auto parts. For Example: send direct commands to ask the vehicle to turn on/off the radiator fan, lights, sound horn, fuel pump, modulate throttle, open/close windows, operate mirrors and more. *Note that only available tests will be displayed in the menu.
  • 👍【38+ Service Functions】 OTOFIX D1 Lite scan tool offers 38+ of the hottest service functions that are commonly used for car repairs. That include Oil reset/SAS/EPB/BMS/Throttle/ABS bleeding, and 2065-new SUS/ADBLUE/NOX/Headlamp resets (and more) to help restore your car status after repairs are done. Compared to other diagnostic scanners for cars, the OTOFIX D1 Lite scanner is much more fully-featured. *Note that specific functions available depend on the make/model/year of your car.
  • 👍【All System Diagnostics + Cloud Report Management】 This 2026 car scanner OTOFIX D1 Lite provides troubleshooting and data for all ECUs: read/clear DTCs, view graphic live data/VIN, and locate system faults for safe driving. With Cloud Report Management, you can save detailed reports to cloud servers and easily shared them with others via QR codes/emails/text messages. Others can access these reports from any device (smartphones/tablets/PCs …) anytime, and you can better manage repair work.
  • 👍【99% Car Coverage】 This one-station car scanner diagnostic for all cars works on 150+ major car brands across the world. 1) It supports CAN-FD/DoIP protocols: compatible with GMCAVALIER/TRAX/Encore/Envision/GL8(LSY)/CT4/CT5 after 2019; VolvoeBay logo after 2018; Land RovereBay logo/JaguareBay logo after 2017; and BM.W F/G all chassis. 2) For models equipped with security modules (such as Renault & 2018+ FCAeBay logo SGW), its built-in AutoAuth allows you to easily break diagnostic barriers after registration.

This product presentation was made with AAWP plugin.


Last update on 2026-05-13 / Affiliate links / Images from Amazon Product Advertising API


 
Share to...