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Service bulletin T-TT-0709-22 Rev

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10230379
Published by NHTSA2023-01-17
Manufacturer's numberT-TT-0709-22 Rev
Manufacturer's date2022-12-19
NHTSA componentELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY; EQUIPMENT

NHTSA's summary

TT: ?Some customers may be concerned that EV (Electric Vehicle) Battery charging performance does not meet their expectation. ?To extend the life of the EV Battery, some limitations may occur during EV battery charging ?This communication is a reference to the factors that can lead to charging limitations, as explained in the Owner?s Manual (Electric Vehicle System - Section 2.2)

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Equipment and accessories, Hybrid and electric drive, High-voltage battery

Vehicles listed
TOYOTA BZ4X2023

Listing a model year does not mean every vehicle of it is concerned: the document says which.