OBD Guide

P028F

Charge Air Cooler Cooling Fan Control Circuit Driver Performance

P028F is an OBD-II diagnostic trouble code meaning: Charge Air Cooler Cooling Fan Control Circuit Driver Performance. Common causes: open or short circuit in wiring harness, fan relay fault. Estimated repair cost: $56–167.

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

Symptoms

  • Reduced engine power
  • Intercooler overheating
  • Increased fuel consumption

Causes

  • Open or short circuit in wiring harness
  • Fan relay fault
  • Fan motor damage
  • Problems with the ECU

How to Fix

  1. Check the integrity of the wiring harness
  2. Test the fan relay
  3. Check the operation of the fan motor
  4. Diagnose the ECU for errors

Related codes

Error P028F by Vehicle Brand

FAQ

What does the P028F code mean?

P028F is an OBD-II diagnostic trouble code that indicates: Charge Air Cooler Cooling Fan Control Circuit Driver Performance

What causes a P028F error code?

The most common causes of P028F include: Open or short circuit in wiring harness; Fan relay fault; Fan motor damage; Problems with the ECU.

How do I fix a P028F diagnostic trouble code?

To fix P028F: Check the integrity of the wiring harness. Test the fan relay. Check the operation of the fan motor. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P028F?

Limited driving only, diagnose soon

How much does it cost to fix P028F?

The estimated repair cost for P028F is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat