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Service bulletin T-SB-0071-22

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 id10220241
Published by NHTSA2022-09-15
Manufacturer's numberT-SB-0071-22
Manufacturer's date2022-08-22
NHTSA componentELECTRICAL SYSTEM:12V/24V/48V BATTERY

NHTSA's summary

TSB: Some 2022 model year Sienna Hybrid vehicles equipped with a kick sensor system may exhibit a depleted 12V battery due to abnormal kick sensor function in cold weather areas. Follow the Repair Procedure in this bulletin to address this condition

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, 12-volt battery

Vehicles listed
TOYOTA SIENNA HYBRID2022 (the catalog's model; the bulletin names a series or trim of it)

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