Toyota Sienna 2011–2018 — technical service bulletin
Bulletin ZH5_Dealer Lette · NHTSA communication 10164895 · issued Aug 9, 2019
Technical service bulletin
communication type
Structure
component
2011–2018
model years
8
vehicle entries
Official summary
Dealer Package: Toyota has received a number of reports regarding the power sliding door rear lock assemblies on certain 2011 ? 2018 model year Sienna vehicles. In these reports, corrosion on the position sensor of the left and/or right power sliding door rear lock assembly caused that door to exhibit one or more of the abnormal operations described below: ?During power mode closing operation, as the power sliding door reaches the nearly closed position, the door reverses and moves toward the open position. ?During power mode closing operation, the power sliding door cannot completely close an
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.