BMW — recall
Automotive · Japan · 2025-09-11
Origin: ドイツ連邦共和国
BMW was recalled in Japan on 2025-09-11. In the insulation monitoring function of the high-voltage system of the electric control unit, due to insufficient design consideration, if foreign matter adheres between the brush module and the bearing shield within the electric drive unit, causing insulati…
| Country | Japan |
|---|---|
| Category | Automotive |
| Published | 2025-09-11 |
| Country of origin | ドイツ連邦共和国 |
| Manufacturer | BMW Japan Co., Ltd. |
| Models affected | BMW i4 eDrive35, BMW i4 eDrive40, BMW i4 M50, BMW i5 eDrive40, BMW i5 M60 xDrive, BMW i7 eDrive50, BMW i7 xDrive60, BMW i7 M70 xDrive, BMW iX1 xDrive30, BMW iX3 M Sport, BMW iX xDrive40, BMW iX xDrive50, BMW iX M60 |
| Units affected | 6283 |
| Defect | In the insulation monitoring function of the high-voltage system of the electric control unit, due to insufficient design consideration, if foreign matter adheres between the brush module and the bearing shield within the electric drive unit, causing insulation failure, the location of the abnormal insulation resistance may not be correctly detected. As a result, by incorrectly recognizing that an insulation resistance abnormality has occurred throughout the entire circuit, there is a risk that the high-voltage battery system will shut down, causing the vehicle to stop and preventing it from … |
| Component | Drivetrain (Electric Control Unit) |
| Remedy | For all vehicles, the software for the insulation monitoring function will be rewritten with a countermeasure program. The above measure will be carried out by one of the following methods: by bringing the vehicle to a dealer and connecting it to a diagnostic tool, or, once preparations are complete, by remote distribution to affected vehicles for users to install themselves. Please note that for ZAA-42DU44 only, software preparation will take time, so the details of the defect will be announced, and contact will be made again once it is ready. |
| Recall number | 外-4065 |
| Official notice | View source ↗ |
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