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Mitsubishi — recall

Automotive · Japan · 2026-03-30

Origin: 日本

Mitsubishi Fuso ACM software has a design flaw, preventing engine warning light illumination

Country	Japan
Category	Automotive
Published	2026-03-30
Country of origin	日本
Manufacturer	Mitsubishi Fuso Truck and Bus Corporation
Models affected	Fuso Super Great
Units affected	34092
Defect	Due to insufficient software design review in the ACM, the engine warning light (MIL) does not illuminate when the urea water pump rotation sensor fails. Therefore, it does not comply with safety standards. (ACM: After Treatment System Control Module)
Component	Emission control device (control unit for exhaust aftertreatment system)
Remedy	For all vehicles, rewrite the ACM software with the corrected version.
Recall number	5797
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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