Toyota TSB #T-SB-0115-22 Rev
2019 Toyota Sienna
Affected Component: BACK OVER PREVENTION
- Summary
- TSB: Some 2019 ? 2022 model year Avalon, 2018 ? 2023 model year Camry, 2017 ? 2022 model year Highlander, and 2017 ? 2020 model year Sienna vehicles equipped with a 2GR-FKS engine may exhibit a knocking noise from the vacuum pump at idle.