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Mercedes-Benz — recall

Automotive · Japan · 2025-10-16

Origin: ドイツ連邦共和国

Mercedes-Benz auto's engine control unit program fails to detect catalyst degradation

Country	Japan
Category	Automotive
Published	2025-10-16
Country of origin	ドイツ連邦共和国
Manufacturer	Mercedes-Benz Japan LLC
Models affected	Mercedes-AMG G63
Units affected	6157
Defect	In the engine control unit, due to an inappropriate control program, catalyst degradation may not be properly detected. As a result, the engine warning light (MIL) may not illuminate correctly, and there is a risk of not complying with safety standards.
Component	Engine (Engine Control Unit)
Remedy	For all vehicles, the control program of the engine control unit will be rewritten with an updated control program.
Recall number	外-4088
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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