OBD Guide

P22F1

Cylinder 7 Alternative Fuel Injector Control Circuit/Open

P22F1 is an OBD-II diagnostic trouble code meaning: Cylinder 7 Alternative Fuel Injector Control Circuit/Open. Common causes: open circuit in the injector control circuit, fuel injector malfunction. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • Uneven engine operation
  • Power reduction
  • Increased fuel consumption
  • Check Engine Light Is On
  • Possible misfire in cylinder 7

Causes

  • Open circuit in the injector control circuit
  • Fuel injector malfunction
  • Wiring Harness Problems
  • Engine control unit malfunction
  • Poor contact in connectors

How to Fix

  1. Check the integrity of the injector control circuit
  2. Check resistance and operation of the injector
  3. Inspect the wiring harness and connectors for damage.
  4. Check the power and signal from the control unit
  5. If necessary, replace the nozzle or repair the wiring

Related codes

Error P22F1 by Vehicle Brand

FAQ

What does the P22F1 code mean?

P22F1 is an OBD-II diagnostic trouble code that indicates: Cylinder 7 Alternative Fuel Injector Control Circuit/Open

What causes a P22F1 error code?

The most common causes of P22F1 include: Open circuit in the injector control circuit; Fuel injector malfunction; Wiring Harness Problems; Engine control unit malfunction.

How do I fix a P22F1 diagnostic trouble code?

To fix P22F1: Check the integrity of the injector control circuit. Check resistance and operation of the injector. Inspect the wiring harness and connectors for damage.. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P22F1?

Yes, but get it checked soon

How much does it cost to fix P22F1?

The estimated repair cost for P22F1 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat