TOYOTA BZ4X — recall

Automotive · New Zealand · 2026-06-18

Toyota EV battery ECU has an issue

Country	New Zealand
Category	Automotive
Published	2026-06-18
Manufacturer	TOYOTA
Models affected	BZ4X
Model year	Model years 2025-2026
Defect	EV Battery ECU: The subject battery electric vehicles (BEV) are equipped with a battery that supplies electricity to the drivetrain. This battery is controlled by an onboard ECU that contains two integrated circuits where one could immediately overwrite data in the same memory address location that the other had just written to. If this occurs, the memory can fail an operational check. If there are multiple failed attempts, an “EV System Malfunction” warning message will be displayed, and multiple malfunction indicator lamps for different systems will illuminate. While power steering and …
Component	BZ4X 2025 - 2026
Recall type	Safety Recall
Remedy	As an owner of an involved vehicle, you will be contacted by registered letter requesting you to contact your nearest authorised Toyota Store to arrange a convenient time to have the repairs completed at no cost. Alternatively, contact Toyota's Customer Dialogue Centre to discuss.
Recall number	SSC2615
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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