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TuningBot DTC Database · v4.37.15

P22CF Turbocharger Turbine Inlet Valve Control Circuit/Open

Generic (OBD-II) interpretation in the TuningBot DTC database.

P · PowertrainEngineOBD2

What P22CF means

P22CF
Turbocharger Turbine Inlet Valve Control Circuit/Open Generic · engine Data confidence 65%

The control module detected an interruption (open circuit) in the Turbocharger Turbine Inlet Valve Control circuit, so the expected electrical continuity was not present.

Symptoms

  • Possible reduced power or limp mode
  • MIL illuminated
  • Possible abnormal turbocharger noise

Possible causes

  • Turbocharger actuator or position sensor fault
  • Sticking variable geometry mechanism
  • Charge-air or vacuum leak
  • Wiring or connector fault

Recommended checks

  • Compare specified vs actual boost with live data
  • Check actuator movement over the full range
  • Check hoses and vacuum lines
  • Inspect wiring and connectors

Related and nearby codes

How to read P22CF

P

Powertrain: engine, transmission and driveline systems.

2

Generic SAE-standard code: same meaning on every make.

2CF

Specific fault index within the subsystem.

Frequently asked questions about P22CF

What does P22CF mean?

Turbocharger Turbine Inlet Valve Control Circuit/Open. The control module detected an interruption (open circuit) in the Turbocharger Turbine Inlet Valve Control circuit, so the expected electrical continuity was not present.

Is P22CF generic or manufacturer-specific?

P22CF is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P22CF at file level?

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.

Other file services

ECU tuningDyno-tested results by model and engine See the results →

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