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VOLVO BUS B8R — recall

Automotive · United Kingdom · 2024-11-21

Volvo B8R bus: Regeneration Management system bug increases AHI

Country	United Kingdom
Category	Automotive
Published	2024-11-21
Manufacturer	VOLVO BUS
Models affected	B8R
Units affected	2
Defect	Last EMS/ACM SW release introduced a bug in the Regeneration Management system on some B8R and B5LH/TL vehicles. This bug increases the AHI flow at start of regeneration resulting in too much fuel being injected into the muffler. As a consequence there is a risk of very high temperatures inside the muffler with a risk of a thermal event.
Remedy	Volvo retailer will Reprogram the affected ECUs.
Recall number	R/2024/464
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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