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TuningBot DTC Database · v4.37.14

P22F6 Cylinder 8 Alternative Fuel Injector Control Circuit Low

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

P · PowertrainFuelOBD2

What P22F6 means

P22F6
Cylinder 8 Alternative Fuel Injector Control Circuit Low Generic · fuel Data confidence 65%

The control module detected that the signal in the Cylinder 8 Alternative Fuel Injector Control circuit stayed below the expected operating range.

Symptoms

  • MIL illuminated
  • Possible rough running or misfire
  • Possible increased fuel consumption

Possible causes

  • Injector electrical or mechanical fault
  • Wiring or connector fault
  • Fuel supply fault
  • Air leak causing mixture deviation

Recommended checks

  • Read fuel trim / mixture adaptation values
  • Check injector circuits and compare cylinder balance
  • Check fuel pressure
  • Inspect for intake or exhaust leaks

Related and nearby codes

How to read P22F6

P

Powertrain: engine, transmission and driveline systems.

2

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

2F6

Specific fault index within the subsystem.

Frequently asked questions about P22F6

What does P22F6 mean?

Cylinder 8 Alternative Fuel Injector Control Circuit Low. The control module detected that the signal in the Cylinder 8 Alternative Fuel Injector Control circuit stayed below the expected operating range.

Is P22F6 generic or manufacturer-specific?

P22F6 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P22F6 at file level?

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry and, where the ECU needs it, corrects the checksum too. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.

Other file services

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