Toyota TSB #T-SB-0041-13
2012 Toyota Sienna
Affected Component: ENGINE (PWS)
- Summary
- Immediately following a cold soak startup, some 2009 ? 2013 model year vehicles equipped with 1AR-FE or 2AR-FE engines may exhibit a brief knock/rattle noise from the engine compartment for approximately one second. Follow the repair procedure below to address this condition.