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Mercedes-Benz — recall

Name: Mercedes-Benz
Brand: Mercedes-Benz

Automotive · Japan · 2024-08-22

Origin: ドイツ連邦共和国

Mercedes-Benz vehicles' high-voltage battery management system has inappropriate control program

Country	Japan
Category	Automotive
Published	2024-08-22
Country of origin	ドイツ連邦共和国
Manufacturer	Mercedes-Benz Japan LLC
Models affected	EQE350+, EQE350 4MATIC, Mercedes-AMG EQE53 4MATIC+, EQS450+, EQS450 4MATIC, EQS580 4MATIC, Mercedes-AMG EQS53 4MATIC+
Units affected	376
Defect	In the high-voltage battery management system, due to an inappropriate control program, if data requests from other control units concentrate, it can lead to memory overload, causing a reset. This may erroneously open the battery's electromagnetic switch, temporarily or continuously cutting off power supply to the drive system. As a result, if the power supply is temporarily cut off, the output limitation warning light and a drive system output limitation message will be displayed on the driver's display, and the vehicle will enter a reduced power driving mode. Furthermore, if the power suppl…
Component	Electrical equipment (High-voltage battery management system)
Remedy	For all vehicles, rewrite the control program of the high-voltage battery management system with a countermeasure program.
Recall number	外-3853
Official notice	View source ↗

What this means for sellers

Likely platform / channel actions	OEMs/dealers will run the remedy (repair, replace or refund); component suppliers in the chain may face traceback.
Self-check for comparable products	Check your comparable products' design, materials and QC records against the defect described here.
Rules & standards likely involved	the destination market's product-safety rules and mandatory standards

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