OBD Guide

P22EF

Cylinder 6 Alternative Fuel Injector Control Circuit High

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

Symptoms

  • Unstable engine operation
  • Increased fuel consumption
  • Power Loss
  • Check Engine Light Is On
  • Misfire in cylinder 6

Causes

  • Cylinder 6 injector malfunction
  • Open or short circuit in control circuit
  • Wiring Harness Problems
  • Engine control unit malfunction
  • Contact corrosion

How to Fix

  1. Check the resistance of the injector of cylinder 6
  2. Inspect the control circuit for damage
  3. Check connections and contacts
  4. Test the engine control unit
  5. Replace the injector if necessary

Related codes

Error P22EF by Vehicle Brand