# P2451 on the 2021 Toyota Sienna

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

Nobody has written a description of this code yet.

## Bulletins for this model year that name P2451

- [10240057](https://open.wenmarpro.com/bulletins/10240057), 2023-07-31: TSB: Some 2020 ? 2023 model year Highlander Hybrid and 2021 ? 2023 model year RAV4 Hybrid, RAV4 Prime, Sienna Hybrid, and Venza Hybrid vehicles may exhibit a MIL ON condition with one or both of the following Diagnostic Trouble Codes \(DTCs\) present: ?P24517F ? Evaporative Emission System Switching Valve Actuator Stuck Off. ?P14502A ? Fuel Tank Pressure Sensor Signal Stuck in Range.