Toyota Sienna Hybrid 2022 — technical service bulletin
Bulletin T-SB-0071-22 · NHTSA communication 10220241 · issued Aug 22, 2022
Technical service bulletin
communication type
Electrical System
component
2022
model years
1
vehicle entries
Official 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
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.