What does code P22CD mean?

Q: What does code P22CD mean?

Turbocharger Compressor Outlet Switching Valve Stuck Open. P22CD indicates that the powertrain control module (PCM) has detected a fault in the turbocharger compressor outlet switching valve circuit, specifically that the valve is stuck open. The PCM commands the valve to change position and monitors the resulting boost pressure or valve position feedback; when the response does not match the command, it sets this code.

DTC codes / P22xx · Fuel and air metering (injector circuits) / P22CD

P22CDTurbocharger Compressor Outlet Switching Valve Stuck Open

P22CD indicates that the powertrain control module (PCM) has detected a fault in the turbocharger compressor outlet switching valve circuit, specifically that the valve is stuck open. The PCM commands the valve to change position and monitors the resulting boost pressure or valve position feedback; when the response does not match the command, it sets this code.

SystemPowertrain

Code typeGeneric (all makes)

SeverityMedium

Fix difficultyIntermediate

AreaFuel and air metering (injector circuits)

Guidance is general and written for all OBD-II vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.