OBD Guide

P02F4

Cylinder 7 Injector Circuit Range/Performance

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Misfire in cylinder 7
  • Unstable idle
  • Reduced engine power
  • Increased fuel consumption

Causes

  • Faulty injector of cylinder 7
  • Short or open in the injector control circuit
  • Poor contact in the injector connector
  • ECU malfunction

How to Fix

  1. Check the resistance of the injector of cylinder 7
  2. Check the integrity of the injector control circuit
  3. Inspect connectors for corrosion or damage
  4. If necessary, replace the injector

Related codes

Error P02F4 by Vehicle Brand