# C15D7 on the 2022 Toyota Tundra

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 C15D7

- [10230359](https://open.wenmarpro.com/bulletins/10230359), 2023-01-17: TSB: Some 2022 model year Tundra, Tundra Hybrid, and Tundra Hybrid TRD Pro vehicles may exhibit a red or yellow Electronic Power Steering \(EPS\) light ON condition with Diagnostic Trouble Code \(DTC\) C05D604 and/or C15D704 present when starting the vehicle. The EPS logic in the EPS gear assembly ECU has been modified to reduce the possibility of this condition. Follow the Repair Procedure in this bulletin to address this condition
- [10220230](https://open.wenmarpro.com/bulletins/10220230), 2022-09-15: TSB: Some 2022 model year Tundra and Tundra TRD Pro vehicles may experience a yellow Electronic Power Steering \(EPS\) light ON condition with Diagnostic Trouble Code \(DTC\) C05D604 and/or C15D704 present when starting the vehicle. The EPS logic in the EPS gear assembly ECU has been modified to reduce the possibility of this condition. Follow the Repair Procedure in this bulletin to address this condition.