OBD Guide
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P22E6

Cylinder 4 Alternative Fuel Injector Control Circuit Low

P22E6 is an OBD-II diagnostic trouble code meaning: Cylinder 4 Alternative Fuel Injector Control Circuit Low. Common causes: malfunction of the alternative fuel injector of cylinder 4, open or short circuit in the injector control circuit. Estimated repair cost: $33–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$33–167 (est.)

Symptoms

  • Misfire in cylinder 4
  • Unstable engine operation
  • Reduced engine power
  • Increased fuel consumption
  • Check Engine Light Illuminates

Causes

  • Malfunction of the alternative fuel injector of cylinder 4
  • Open or short circuit in the injector control circuit
  • Poor contact in the injector connector
  • Engine control unit (ECU) malfunction
  • Wiring Harness Problems

How to Fix

  1. Check the condition of the cylinder 4 injector
  2. Check the integrity of the injector control circuit
  3. Check connections and connectors
  4. If necessary, replace the injector
  5. Check ECU operation

Related codes

P22E5P22E7P22E8

Error P22E6 by Vehicle Brand

AcuraAudiBAICBMWBYDBuickCadillacChanganCheryChevroletChryslerCitroenDodgeDongfengExeedFAWFordForthingFotonGACGMGMCGeelyGreat WallHavalHondaHongqiHyundaiInfinitiJACJaecooJaguarJeepJetourKaiyiKiaLadaLexusLi AutoLifanLincolnLivanMazdaMercedes-BenzMercuryMitsubishiNIONissanOldsmobileOmodaOpelPeugeotPlymouthPontiacRenaultSWMSaturnSkodaSkywellSubaruSuzukiTankToyotaVolkswagenVolvoVoyahXPengZeekrZotye

FAQ

What does the P22E6 code mean?

P22E6 is an OBD-II diagnostic trouble code that indicates: Cylinder 4 Alternative Fuel Injector Control Circuit Low

What causes a P22E6 error code?

The most common causes of P22E6 include: Malfunction of the alternative fuel injector of cylinder 4; Open or short circuit in the injector control circuit; Poor contact in the injector connector; Engine control unit (ECU) malfunction.

How do I fix a P22E6 diagnostic trouble code?

To fix P22E6: Check the condition of the cylinder 4 injector. Check the integrity of the injector control circuit. Check connections and connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P22E6?

Yes, but get it checked soon

How much does it cost to fix P22E6?

The estimated repair cost for P22E6 is $33–167. Actual cost depends on your vehicle, location, and labor rates.

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