Toyota Sienna 2022 — technical service bulletin
Bulletin T-SB-0071-22 Rev · NHTSA communication 10227911 · issued Nov 15, 2022
Technical service bulletin
communication type
Back Over Prevention
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.