P10A0 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.
This code is specific to a manufacturer and is not described here. Its meaning is in the manufacturer's service information.
| T-SB-0098-19 | 2019-09-16. Service bulletin. 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. |
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1 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.