OBD Guide

P02F3

Cylinder 6 Injector Circuit Range/Performance

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–222 (est.)

Symptoms

  • Misfire in cylinder 6
  • Unstable idle
  • Reduced engine power
  • Increased fuel consumption
  • CHECK ENGINE burner

Causes

  • Open or short circuit in the injector circuit
  • Nozzle malfunction (clogging, wear)
  • Problems with the wiring harness or connectors
  • Engine ECU malfunction
  • Low fuel pressure

How to Fix

  1. Check the integrity of the injector control circuit
  2. Measure the injector resistance
  3. Check the operation of the injector on the stand
  4. Inspect the wiring harness and connectors for damage
  5. If necessary, replace the injector or repair the chains
  6. Reset the error and check engine operation

Related codes

Error P02F3 by Vehicle Brand