OBD Guide
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P22C7

Turbocharger Compressor Outlet Valve Control Circuit High

P22C7 is an OBD-II diagnostic trouble code meaning: Turbocharger Compressor Outlet Valve Control Circuit High. Common causes: open circuit in valve control circuit, short circuit to positive in the control circuit. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Loss of engine power
  • Rough engine operation
  • Illumination of the fault warning lamp (Check Engine)
  • Reduced turbocharging efficiency
  • Possible popping or whistling sounds from the turbine

Causes

  • Open circuit in valve control circuit
  • Short circuit to positive in the control circuit
  • Solenoid valve malfunction (jamming, winding break)
  • Problems with the wiring harness (frayed, damaged)
  • Engine control unit (ECU) malfunction

How to Fix

  1. Visually inspect the wiring harness and connectors for damage
  2. Checking the solenoid valve coil resistance
  3. Checking the voltage and continuity of the control circuit using a multimeter
  4. Replacing a faulty solenoid valve
  5. Repair or replacement of damaged wires

Related codes

P22C6P22C8P2563

Error P22C7 by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the P22C7 code mean?

P22C7 is an OBD-II diagnostic trouble code that indicates: Turbocharger Compressor Outlet Valve Control Circuit High

What causes a P22C7 error code?

The most common causes of P22C7 include: Open circuit in valve control circuit; Short circuit to positive in the control circuit; Solenoid valve malfunction (jamming, winding break); Problems with the wiring harness (frayed, damaged).

How do I fix a P22C7 diagnostic trouble code?

To fix P22C7: Visually inspect the wiring harness and connectors for damage. Checking the solenoid valve coil resistance. Checking the voltage and continuity of the control circuit using a multimeter. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P22C7?

Limited driving only, diagnose soon

How much does it cost to fix P22C7?

The estimated repair cost for P22C7 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat