# P1F6C on the 2021 Toyota Mirai

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.

This code is specific to a manufacturer and is not described here.

## Bulletins for this model year that name P1F6C

- [11016792](https://open.wenmarpro.com/bulletins/11016792), 2025-04-08: Some 2021 – 2022 model year Mirai vehicles may exhibit a MIL ON condition with one or both of the following Diagnostic Trouble Codes \(DTCs\) present: •P1F6C71 – Air Sealing Valve Actuator Stuck •P1F6E71 – Air Pressure Regulating Valve Actuator Stuck The EV control computer logic has been modified to reduce the possibility of this condition.
- [11015506](https://open.wenmarpro.com/bulletins/11015506), 2025-03-11: Some 2021 – 2022 model year Mirai vehicles may exhibit a MIL ON condition with one or both of the following Diagnostic Trouble Codes \(DTCs\) present: •P1F6C71 – Air Sealing Valve Actuator Stuck •P1F6E71 – Air Pressure Regulating Valve Actuator Stuck The EV control computer logic has been modified to reduce the possibility of this condition.
- [10244117](https://open.wenmarpro.com/bulletins/10244117), 2023-10-16: TT: MIL On with DTCs P1F6C71 and/or P1F6E71
- [10241392](https://open.wenmarpro.com/bulletins/10241392), 2023-08-28: TSB: Some 2021 ? 2022 model year Mirai vehicles may exhibit a MIL ON condition with one or both of the following Diagnostic Trouble Codes \(DTCs\) present: ?P1F6C71 ? Air Sealing Valve Actuator Stuck ?P1F6E71 ? Air Pressure Regulating Valve Actuator Stuck