# Service bulletin B652823

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: 10242874
- Published by NHTSA: 2023\-10\-01
- Manufacturer's number: B652823
- Manufacturer's date: 2023\-09\-11
- NHTSA component: EQUIPMENT

## NHTSA's summary

Customers may be experiencing one or more of these following issues with Bluetooth operation: Bluetooth cannot be switched on or off in the head unit \(HU\-H4\) Paired mobile devices cannot be deleted Customer is unable to make phone calls or stream music with mobile device Customer is unable to connect a new mobile device via Bluetooth Mobile device does not automatically reconnect via Bluetooth in the next drive cycle \(after short sleep cycle\)

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10242874-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10242874-9999.pdf)

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

## Components

Equipment and accessories

## Vehicles listed

- 2020 to 2023 BMW 228I
- 2020 to 2023 BMW 230I
- 2023 BMW 240I
- 2023 BMW 3 SERIES
- 2023 BMW 3 SERIES
- 2023 BMW 3 SERIES
- 2023 BMW 3 SERIES
- 2020 BMW 330E
- 2021 to 2023 BMW 330E
- 2020 to 2023 BMW 330I
- 2020 BMW 340I
- 2023 BMW 340I
- 2020 to 2024 BMW 430I
- 2020 BMW 440I
- 2021 BMW IX
- 2022 to 2024 BMW IX
- 2018 to 2021 BMW X2
- 2017 to 2021 BMW X3
- 2017 to 2021 BMW X4
- 2019 to 2024 BMW X7
- 2023 BMW XM

## Recalls for the same vehicles and component

- [2023333](/recalls/tc/2023333.md), 2023-06-07: Accessories
- [20V514000](/recalls/nhtsa/20V514000.md), 2020-08-27: EQUIPMENT:OTHER:LABELS; TIRES

## Other bulletins for the same vehicles and component

- [B612723](/bulletins/10252023.md), 2024-04-01, Service bulletin: EQUIPMENT. The original Conditioned Based Service \(CBS\) Key data point closed with 23\-07 soft ware, all CBS systems are now collectively under analysis.
- [B511520](/bulletins/10252016.md), 2024-04-01, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Deactivated: Currently investigating other components that maybe playing a factors besides what is mentioned in the SIB. Topic is under investigation.
- [B612723](/bulletins/10250742.md), 2024-03-02, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. When using the Key Reader to retrieve Condition Based Service \(CBS\) information from the customers key, no data is stored.
- [B660324](/bulletins/10250602.md), 2024-03-02, Service bulletin: EQUIPMENT. A quality check showed that the Remote\-Control Parking token was not activated in the current software for the vehicles affected.
- [B660720](/bulletins/10250601.md), 2024-03-02, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM. The functionality of the left rear SRR sensor could be reduced which would display the Driving Assistance Check Control Message.
- [B660820](/bulletins/10250600.md), 2024-03-02, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT. The functionality of the right rear SRR sensor could be reduced which would display the "Driving Assistance"\- Check Control Message.
- [B610524](/bulletins/10249032.md), 2024-02-01, Service bulletin: EQUIPMENT:ELECTRICAL:INFOTAINMENT; ELECTRICAL SYSTEM. The Central Information Display goes black intermittently due to resets of the Head Unit \(HU\-H3\). FaultB7F8F9 â“ âHU\-H: Resetâ will be stored in the HU\-H3.
- [B541319](/bulletins/10249025.md), 2024-02-01, Service bulletin: EQUIPMENT. The roller sunshade \(aka sun protection or sunblind\) of the front panoramic sunroof is bunching up during operation or may hang down and appear loose.
- [B511022](/bulletins/10249021.md), 2024-02-01, Service bulletin: EQUIPMENT. Groaning noise in the front parcel shelf of the luggage compartment area. The noise is mostly head when the vehicle interior is cold.
- [B654223](/bulletins/10248089.md), 2024-01-03, Service bulletin: EQUIPMENT:ELECTRICAL:INFOTAINMENT; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE. Quality improvements and robustness measures are to be implemented on the affected vehicles via thissoftware update. The software update improves functions in the following areas of the head unit: 1. Bluetooth connection issues and Bluetooth malfunctions \(disconnections\) 2. Central display may remain black in rare cases 3. Personalization issues and the loss of normalization/sitting position

JSON: [/v1/bulletins/10242874](/v1/bulletins/10242874)

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