# P2646 on the 2019 Toyota C\-HR

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 P2646

- [10164873](https://open.wenmarpro.com/bulletins/10164873), 2019-09-16: TSB: Some 2018 \- 2019 model year C\-HR \(equipped with a 3ZR\-FAE engine\) and 2020 model year Corolla \(equipped with a 2ZR\-FAE engine\) vehicles may exhibit a MIL ON condition with one or more of the following Diagnostic Trouble Codes \(DTCs\): \* P2646 \(A Rocker Arm Actuator System Performance or Stuck Off \[Bank 1\]\) \* P265B \(B Rocker Arm Actuator Position Sensor Circuit Range Performance \[Bank 1\]\) \* P10A0 \(Valvematic Angle Difference \[CSS\]\) \* P1055 \(Valvematic Angle Difference \[ECU\]\) Follow the Repair Procedure in this bulletin to address this condition.