# Service bulletin SIB120421

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: 10204620
- Published by NHTSA: 2021\-12\-13
- Manufacturer's number: SIB120421
- Manufacturer's date: 2021\-07\-01
- NHTSA component: ELECTRICAL SYSTEM:SOFTWARE

## NHTSA's summary

A software optimization affecting vehicle performance has been made available.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10204620-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10204620-9999.pdf)

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

## Components

Electrical system, Software

## Vehicles listed

- 2018 to 2021 BMW 530E
- 2017 to 2021 BMW 530I
- 2018 to 2019 BMW 540D
- 2020 BMW 540D
- 2017 to 2021 BMW 540I
- 2017 BMW F800 R
- 2017 BMW M550I
- 2018 to 2021 BMW M550I

## Other bulletins for the same vehicles and component

- [B240223](/bulletins/10239603.md), 2023-07-24, Service bulletin: POWER TRAIN; ELECTRICAL SYSTEM:SOFTWARE. BMW AG has issued an Emissions Recall \(effective March 17, 2023\) on a certain Model Year 2021 \- 2023 BMW vehicles that were produced between June 16, 2020, and December 13, 2022. Due to a software failure, there is the possibility that the transmission does not go into "sleep mode" if the car is turned off.
- [B090221](/bulletins/10239599.md), 2023-07-24, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. With the introduction of the BMW Remote Software Upgrade, all Service Pack 18 vehicles and partial Service Pack 15 vehicles may receive new functionality or modifications in their features.
- [B620322](/bulletins/10227566.md), 2022-12-12, Service bulletin: UNKNOWN OR OTHER; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM:SOFTWARE. After programming, the customer may complain that the Sport Mode display is not fully displayed in the instrument cluster. Instead of a red background in sport mode, the background is displayed in blue \(like ECO PRO mode\).
- [SIB090121](/bulletins/10215750.md), 2022-07-18, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\):SOFTWARE; ELECTRICAL SYSTEM:SOFTWARE. BMW offers a new special ISTA Installation made available for Roadside Assistance / Mobile Service technicians. The new ISTA Version is also able to be used in case of a Remote Software Upgrade \(RSU\) programming failure to get the customer car reprogrammed on site. In case of a Remote Software Upgrade failure, the engine start is prevented for safety reasons until the vehicle is programmed correctly. Most of the errors occur when only one control unit fails to program correctly.
- [B620222](/bulletins/10212797.md), 2022-05-31, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. Sport mode is not displayed correctly in the instrument cluster. Instead of a red background in sport mode, the background is displayed in blue \(like in Eco Pro mode\). Software in the instrument cluster \(Kombi\).
- [B611621](/bulletins/10205095.md), 2021-12-20, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. The "energy management" Check control message \(ID code 415\) is falsely displayed when entering the vehicle.
- [SIB 62 03 21](/bulletins/10202474.md), 2021-10-25, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING. When the vehicle is operated in Sport Mode, the engine speed is no longer displayed in the BMW Head\-Up Display \(HUD\).
- [B651121](/bulletins/10200247.md), 2021-08-09, Service bulletin: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT ADAPTIVE/MOBILITY. SiriusXM satellite radio is not working and does not display a channel list.
- [B620221](/bulletins/10200240.md), 2021-08-09, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE. The total electrically driven miles are lost/reset after the vehicle is programmed. This does not affect the total vehicle odometer reading.
- [B610421](/bulletins/10200237.md), 2021-08-09, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT; ENGINE. The customer may complain of a check control message stating "Safe share detected" \(CCM\-ID 953\). Check control message can be verified by checking key reader information or performing the Check control message history service function.

JSON: [/v1/bulletins/10204620](/v1/bulletins/10204620)

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