# Service bulletin B640623

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: 10247568
- Published by NHTSA: 2024\-01\-03
- Manufacturer's number: B640623
- Manufacturer's date: 2023\-12\-20
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

While the vehicle is at a standstill, a clicking noise can be heard in the passenger compartment. It must bequiet without other electrical loads or without driving noises to be heard. It sounds like the noise comes from under the hood.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10247568-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10247568-9999.pdf)

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

## Components

Electrical system

## Vehicles listed

- 2023 to 2024 BMW I4

## Recalls for the same vehicles and component

- [25V395000](/recalls/nhtsa/25V395000.md), 2025-07-23: ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION MOTOR:CONTROLLER:SOFTWARE
- [25V470000](/recalls/nhtsa/25V470000.md), 2025-07-16: ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
- [24V135000](/recalls/nhtsa/24V135000.md), 2024-02-23: ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
- [23V449000](/recalls/nhtsa/23V449000.md), 2023-06-28: ELECTRICAL SYSTEM:PROPULSION SYSTEM:HYBRID MANAGEMENT
- [23V295000](/recalls/nhtsa/23V295000.md), 2023-04-26: ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
- [2023093](/recalls/tc/2023093.md), 2023-02-24: Electrical
- [23V118000](/recalls/nhtsa/23V118000.md), 2023-02-23: ELECTRICAL SYSTEM:BODY CONTROL MODULE:SOFTWARE
- [22V944000](/recalls/nhtsa/22V944000.md), 2022-12-20: ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY THERMAL:MANAGEMENT:SOFTWARE

## Other bulletins for the same vehicles and component

- [B640925](/bulletins/11036383.md), 2026-08-27, Service campaign: ELECTRICAL SYSTEM. A faulty electric auxiliary heater may have been installed in the certain vehicles. This could result in thefailure of the electric auxiliary heater, utilized for the vehicle interior.
- [B610626](/bulletins/11031568.md), 2026-04-27, Service bulletin: ELECTRICAL SYSTEM. Charging sessions cannot be started or they are interrupted while using a Level 2 AC high\-power charging station, or with a Level 3 DC charging station. Charging may start normally but can interrupt after some time. Level 2 \(240 V\) Flex Charger and Wall box may also be affected. The red or white LED is displayed on the high\-voltage charging socket; however, no associated fault codes are stored.
- [B061526](/bulletins/11029015.md), 2026-02-25, Other: ELECTRICAL SYSTEM. High Voltage Connection Return
- [B640925](/bulletins/11026956.md), 2026-01-05, Service campaign: ELECTRICAL SYSTEM. A faulty electric auxiliary heater may have been installed in the certain vehicles. This could result in thefailure of the electric auxiliary heater, utilized for the vehicle interior.
- [B121425](/bulletins/11025669.md), 2025-11-25, Service campaign: ELECTRICAL SYSTEM; POWER TRAIN. RSU availability. BMW AG is conducting a Service Action on certain Model Year 2025 \- 2026 BMW vehicles that were produced between March 17, 2021 – November 6, 2025. In certain driving situations there can be a loss of traction or wheel slip followed by a throttle or torque requirement that can potentially damage the axle shafts. Damage of the drive shaft can cause it to break.
- [B640925](/bulletins/11022362.md), 2025-09-03, Service campaign: ELECTRICAL SYSTEM. A faulty electric auxiliary heater may have been installed in the certain vehicles. This could result in thefailure of the electric auxiliary heater, utilized for the vehicle interior.
- [B613323](/bulletins/11020915.md), 2025-07-28, Service campaign: ELECTRICAL SYSTEM. The Combined Charging Unit \(CCU\) may not have been built to specifications.
- [B410525](/bulletins/11020066.md), 2025-07-02, Service bulletin: ELECTRICAL SYSTEM; STRUCTURE:BODY. While attempting to fuel/charge the vehicle,the fuel/charge door will not open.
- [B610625](/bulletins/11018728.md), 2025-05-31, Service bulletin: ELECTRICAL SYSTEM. The Check Control message \(CCM\): "You can continue driving. Drivetrain” \(00029\) is displayed, togetherwith the following fault code: 224188 – Accelerator pedal module, pedal sensor, sensor 1, sensor 2: Signals implausible Note: There may or may not be a drivability complaint associated with this fault.
- [B610325](/bulletins/11015537.md), 2025-03-11, Service bulletin: ELECTRICAL SYSTEM. This is an informational bulletin regarding Plug \& Charge function complaint diagnosis. Possible customer complaints: Plug \& Charge menu does not appear in the vehicle, function not available Problems with the configuration, for example: Contracts cannot be installed Fault / problems when attempting charging with Plug \& Charge Plug \& Charge contract disappeared Plug \& Charge payment method expired

JSON: [/v1/bulletins/10247568](/v1/bulletins/10247568)

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