OBD Guide

P02F4

Cylinder 7 Injector Circuit Range/Performance

P02F4 is an OBD-II diagnostic trouble code meaning: Cylinder 7 Injector Circuit Range/Performance. Common causes: faulty injector of cylinder 7, short or open in the injector control circuit. Estimated repair cost: $56–167.

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

FAQ

What does the P02F4 code mean?

P02F4 is an OBD-II diagnostic trouble code that indicates: Cylinder 7 Injector Circuit Range/Performance

What causes a P02F4 error code?

The most common causes of P02F4 include: Faulty injector of cylinder 7; Short or open in the injector control circuit; Poor contact in the injector connector; ECU malfunction.

How do I fix a P02F4 diagnostic trouble code?

To fix P02F4: Check the resistance of the injector of cylinder 7. Check the integrity of the injector control circuit. Inspect connectors for corrosion or damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P02F4?

Limited driving only, diagnose soon

How much does it cost to fix P02F4?

The estimated repair cost for P02F4 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat