# Service bulletin B120723

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: 10245368
- Published by NHTSA: 2023\-12\-06
- Manufacturer's number: B120723
- Manufacturer's date: 2023\-11\-17
- NHTSA component: ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM

## NHTSA's summary

Vehicle exhibits a slight acceleration delay when taking off from a MSA \(automatic engine start\-stopfunction\) stop.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10245368-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10245368-9999.pdf)

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

## Components

Electrical system, Engine

## Vehicles listed

- 2013 to 2024 BMW X1

## Recalls for the same vehicles and component

- [2024468](/recalls/tc/2024468.md), 2024-08-13: Engine
- [24V608000](/recalls/nhtsa/24V608000.md), 2024-08-13: ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS/RECEPTACLES; ENGINE AND ENGINE COOLING:COOLING SYSTEM:PUMP
- [2018497](/recalls/tc/2018497.md), 2018-09-13: Engine
- [18V465000](/recalls/nhtsa/18V465000.md), 2018-07-11: ENGINE AND ENGINE COOLING:ENGINE
- [2017067](/recalls/tc/2017067.md), 2017-02-10: Electrical
- [2015343](/recalls/tc/2015343.md), 2015-07-30: Electrical

## 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.
- [B630526](/bulletins/11037532.md), 2026-09-28, Service bulletin: ELECTRICAL SYSTEM. After programming the vehicle via ISTA/RSUto I\-level …26\-03\-5xx, customer may reportsome of the interior ambient lighting strips\(arrows\) may begin to fail sporadically after adeep sleep cycle. This concern is temporary and the interiorambient lighting will be restored on its ownafter the vehicle is locked/unlocked or colorselection setting is changed.
- [B611025](/bulletins/11037510.md), 2026-09-28, Service bulletin: ELECTRICAL SYSTEM. While performing a 12\-Volt battery jump start, disconnect, or replacement, Vehicle test, and/or Programmingprocedure\- the BMW Footwell Module \(FRM\) may become unresponsive. As a result, one or more of the following vehicle electric system\-related issues may occur: Headlights including the high beams, and/or taillights are not turning on or off Interior lights are not turning on Turn indicators are not working Instrument cluster indicator lights stay on The IHKA climate control system is not working Power windows are not working Folding mirrors are not working, and/or a Functional remote\-control key FOB will not unlock and lock the doors
- [B630526](/bulletins/11036381.md), 2026-08-27, Service bulletin: ELECTRICAL SYSTEM. After programming the vehicle via ISTA/RSUto I\-level …26\-03\-5xx, some of the interiorambient lighting strips \(arrows\) may begin tofail sporadically after a deep sleep cycle.
- [B010224](/bulletins/11035496.md), 2026-08-03, Warranty extension: ENGINE. The EVAP systems purge \(vent\) valve limited warranty for defects in materials and / or workmanship has been extended to 15 years / 150,000 miles as determined from the original first in\-service / delivery date.
- [B840226](/bulletins/11035408.md), 2026-07-31, Service campaign: ELECTRICAL SYSTEM. Once the Telematics Module \(TCB2\) enters sleep mode, a BMW Data Services trigger for Remote Services\(remote engine start, lock/unlock/climate conditioning\) will not be able to reactivate the TCB2. Due to this issue, Remote Services will not function in the vehicle when parked and locked.
- [B651926](/bulletins/11035403.md), 2026-07-31, Service bulletin: ELECTRICAL SYSTEM. Activation of the BMW Intelligent Personal Assistant voice is not possible via the Multifunction Steering Wheel \(MFL\) button and/or via the Central Information Display \(CID\). Intelligent voice control via the wake\-up word “Hey BMW” is possible.
- [B120326](/bulletins/11035396.md), 2026-07-31, Emissions: ENGINE. 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.
- [B630426](/bulletins/11034464.md), 2026-07-03, Service bulletin: ELECTRICAL SYSTEM; STRUCTURE:BODY. The front interior reading light\(s\) \(arrows\) willrandomly turn ON and OFF while driving. The reading lights are normally activated bytouching the small icons
- [B010224](/bulletins/11032730.md), 2026-05-18, Warranty extension: ENGINE. The EVAP systems purge \(vent\) valve limited warranty for defects in materials or workmanship has been extended to 15 years / 150,000 miles as determined from the original in\-service date.

JSON: [/v1/bulletins/10245368](/v1/bulletins/10245368)

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