OBD Guide

P22DD

Cylinder 2 Alternative Fuel Injector Control Circuit/Open

P22DD is an OBD-II diagnostic trouble code meaning: Cylinder 2 Alternative Fuel Injector Control Circuit/Open. Common causes: open circuit in the injector control circuit, alternate fuel injector malfunction. Estimated repair cost: $33–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$33–167 (est.)

Symptoms

  • Unstable engine operation
  • Power reduction
  • Increased fuel consumption
  • Check Engine Light Illuminates
  • Problems starting the engine

Causes

  • Open circuit in the injector control circuit
  • Alternate fuel injector malfunction
  • Wiring Harness Problems
  • Engine control unit malfunction
  • Short circuit in the circuit

How to Fix

  1. Check the integrity of the injector control circuit
  2. Check injector resistance
  3. Inspect the wiring harness for damage
  4. Check the operation of the engine control unit
  5. Replace the faulty injector if necessary

Related codes

Error P22DD by Vehicle Brand

FAQ

What does the P22DD code mean?

P22DD is an OBD-II diagnostic trouble code that indicates: Cylinder 2 Alternative Fuel Injector Control Circuit/Open

What causes a P22DD error code?

The most common causes of P22DD include: Open circuit in the injector control circuit; Alternate fuel injector malfunction; Wiring Harness Problems; Engine control unit malfunction.

How do I fix a P22DD diagnostic trouble code?

To fix P22DD: Check the integrity of the injector control circuit. Check injector resistance. Inspect the wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P22DD?

Limited driving only, diagnose soon

How much does it cost to fix P22DD?

The estimated repair cost for P22DD is $33–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat