# Service bulletin B651226

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: 11034466
- Published by NHTSA: 2026\-07\-03
- Manufacturer's number: B651226
- Manufacturer's date: 2026\-06\-13
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

The voice command to deactivate Automatic Engine Start/Stop function can also trigger the activation ofIconic Sounds.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11034466-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11034466-9999.pdf)

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

## Components

Electrical system

## Vehicles listed

- 2025 BMW 230I
- 2025 BMW X1
- 2025 BMW X2
- 2025 BMW X3

## Recalls for the same vehicles and component

- [2025168](/recalls/tc/2025168.md), 2025-04-01: Electrical
- [25V202000](/recalls/nhtsa/25V202000.md), 2025-04-01: ELECTRICAL SYSTEM:STARTER ASSEMBLY; ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR
- [2025096](/recalls/tc/2025096.md), 2025-02-21: Electrical
- [25V109000](/recalls/nhtsa/25V109000.md), 2025-02-21: ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES

## Other bulletins for the same vehicles and component

- [B611226](/bulletins/11037844.md), 2026-10-02, Service campaign: ELECTRICAL SYSTEM. The BCP controls several vehicle functions, including the windscreen wipers and air conditioning actuators. Low current flow may cause excessive current in parts of the BCP circuit board and damage the unit. If a fault occurs, the wipers or air flap controls may operate incorrectly or fail. A wiper failure is indicated by a yellow warning light and the “Windscreen wiper fault” Check Control message.
- [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.”
- [B651826](/bulletins/11034469.md), 2026-07-03, Service bulletin: ELECTRICAL SYSTEM. If BMW Intelligent Personal Assistant is active in the vehicle, once the customer exits the vehicle and a newkey cycle starts, the Intelligent Personal Assistant is deactivated and no longer available.
- [B651726](/bulletins/11034468.md), 2026-07-03, Service bulletin: ELECTRICAL SYSTEM. After a factory reset of the head unit, the navigation voice input cannot be activated or deactivated.
- [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.
- [B652025](/bulletins/11032744.md), 2026-05-18, Service bulletin: ELECTRICAL SYSTEM. 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.
- [B651226](/bulletins/11031578.md), 2026-04-27, Service bulletin: ELECTRICAL SYSTEM. After updating the vehicle to I\-level …25\-07\-5XX, the spoken language of the navigation instructions changes from the set language for the voice assistant without the customer initiating the change.
- [B650926](/bulletins/11031577.md), 2026-04-27, Service bulletin: ELECTRICAL SYSTEM. The customer reports that the Intelligent Personal Assistant \(IPA\) does not respond to the "Hey BMW" wakeup word, or to the push\-to\-talk \(aka voice activation\) button on the steering wheel. Also, various voice commands are possibly not correctly executed.

JSON: [/v1/bulletins/11034466](/v1/bulletins/11034466)

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