OBD Guide

P22E1

Cylinder 3 Alternative Fuel Injector Control Circuit/Open

P22E1 is an OBD-II diagnostic trouble code meaning: Cylinder 3 Alternative Fuel Injector Control Circuit/Open. Common causes: open circuit in the injector control circuit, alternate fuel injector malfunction. Estimated repair cost: $28–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • Switching to the main fuel type
  • Loss of engine power
  • Unstable engine operation
  • Check Engine light comes on
  • Increased fuel consumption

Causes

  • Open circuit in the injector control circuit
  • Alternate fuel injector malfunction
  • Connector problems or contact corrosion
  • Engine control unit malfunction
  • Wiring harness damage

How to Fix

  1. Check the integrity of the control circuit
  2. Inspect connectors and contacts for corrosion
  3. Check injector resistance
  4. Scan the control unit for other errors
  5. Replace the faulty injector if necessary

Related codes

Error P22E1 by Vehicle Brand

FAQ

What does the P22E1 code mean?

P22E1 is an OBD-II diagnostic trouble code that indicates: Cylinder 3 Alternative Fuel Injector Control Circuit/Open

What causes a P22E1 error code?

The most common causes of P22E1 include: Open circuit in the injector control circuit; Alternate fuel injector malfunction; Connector problems or contact corrosion; Engine control unit malfunction.

How do I fix a P22E1 diagnostic trouble code?

To fix P22E1: Check the integrity of the control circuit. Inspect connectors and contacts for corrosion. Check injector resistance. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P22E1?

Yes, but get it checked soon

How much does it cost to fix P22E1?

The estimated repair cost for P22E1 is $28–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat