# Service bulletin B640425

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.

- Type: Service bulletin
- NHTSA id: 11017085
- Published by NHTSA: 2025\-04\-17
- Manufacturer's number: B640425
- Manufacturer's date: 2025\-04\-01
- NHTSA component: ELECTRICAL SYSTEM; STRUCTURE:BODY

## NHTSA's summary

The following air flap and/or air temperature sensor faults are stored in the BCP. 80114D \- Stepper motor: Unexpected error in Driving Cycle 801168 \- Temperature sensor ventilation left or ventilation: short to ground 80116A \- Temperature sensor ventilation right: short to ground 80116B \- Temperature sensor ventilation right: short to plus or open circuit 80116C \- Temperature sensor footwell left or footwell: short to ground 80116D \- Temperature sensor footwell left or footwell: short to plus or open circuit 80116E \- Temperature sensor footwell right: short to ground 80116F \- Temperature sensor footwell right: short to plus or open circuit 80435B \- Stepper motors: short\-circuit by mass

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11017085-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11017085-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Body and frame, Electrical system

## Vehicles listed

- 2025 BMW 530I
- 2025 BMW 740I

## Recalls for the same vehicles and component

- [25V202000](/recalls/nhtsa/25V202000.md), 2025-04-01: ELECTRICAL SYSTEM:STARTER ASSEMBLY; ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR

## Other bulletins for the same vehicles and component

- [B511125](/bulletins/11037508.md), 2026-09-28, Service bulletin: STRUCTURE:BODY. When pulling on the hood \(highlighted inorange in the top photo\) release lever \(highlighted in orange in the bottomphoto; driver’s footwell shown \) , there is anoticeable lack of cable tension; and the hoodwill not unlock.
- [B611526](/bulletins/11036455.md), 2026-08-28, Service campaign: ELECTRICAL SYSTEM. In vehicles equipped with the Roof Function Center “FZD‑21” variant, a quiescent‑current violation mayoccur if the system fails to enter sleep mode. When this sleep error is present, a remote software upgrade\(RSU\) may be aborted and the FZD can become degraded. The following Check Control Messages \(CCMs\) may be displayed: “Energy Management — Increased Energy Consumption While Parked.” “Software Upgrade Failed — Workshop Visit Required.”
- [B651426](/bulletins/11034467.md), 2026-07-03, Service bulletin: ELECTRICAL SYSTEM. The vehicle may experience various operational issues with Apple CarPlay Projected Modes such as: Dropped connections No automatic reconnection Display errors
- [B610126](/bulletins/11034462.md), 2026-07-03, Service bulletin: ELECTRICAL SYSTEM. During vehicle start\-up the Secure Element \(SE\) of the BCP may fail causing communication errors. TheCheck Control message “Drive carefully. Driving stabilisation.” will appear. In addition, the fault memoryentries below will be stored within 40 seconds of each other. ACSM: 02010A \- Coding: Coding data not qualified VIP: 02390A \- VIP control unit: Coding data not released, signature IB: 02290A \- DSC control unit: Coding data not released, signature HKFM: 020D0A \- HKFM: Coding data are not qualified
- [B120326](/bulletins/11034449.md), 2026-07-03, Warranty extension: ELECTRICAL SYSTEM. Due to an implementation error in various OBD diagnostics in the vehicle's control units, in very rare cases itmay happen that stored fault memory codes \(DTCs\) and the MIL \(warning light\) are not automaticallydeleted even though the underlying malfunction has already been rectified. This does not comply with the statutory OBD specifications.
- [B650826](/bulletins/11030312.md), 2026-03-30, Service bulletin: ELECTRICAL SYSTEM. After the software update to version …25\-07\-5XX, existing activation points for the “Automate My Habits”function no longer work.
- [B512224](/bulletins/11030306.md), 2026-03-30, Service bulletin: STRUCTURE:BODY. On the main door seal, detachment behaviorcan be detected at the sealing joint . Over time, the seal gradually and increasinglydetaches which can cause it to\- Dangle Become visible to the customer Prevent the door from closing properly
- [B120326](/bulletins/11030061.md), 2026-03-13, Emissions: ELECTRICAL SYSTEM. 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.
- [B610126](/bulletins/11029070.md), 2026-02-27, Service bulletin: ELECTRICAL SYSTEM. During vehicle start\-up the Secure Element \(SE\) of the BCP may fail causing communication errors. TheCheck Control message “Drive carefully. Driving stabilisation.” will appear. In addition, the fault memoryentries below will be stored within 40 seconds of each other. ACSM: 02010A \- Coding: Coding data not qualified VIP: 02390A \- VIP control unit: Coding data not released, signature IB: 02290A \- DSC control unit: Coding data not released, signature HKFM: 020D0A \- HKFM: Coding data are not qualified
- [In\-Vehicle\-InApp\-Comm](/bulletins/11029005.md), 2026-02-25, Over\-the\-air update: STRUCTURE:BODY. The water drain hose of the slide/tilt sunroof must be checked and, if necessary, re\-attached. If the front left water drain hose is not connected, water can enter the footwell via the A\-pillar and the carpet on the driver's side can soak up the water that has entered.

JSON: [/v1/bulletins/11017085](/v1/bulletins/11017085)

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