OBD Guide

P028E

Charge Air Cooler Cooling Fan Control Circuit High

P028E is an OBD-II diagnostic trouble code meaning: Charge Air Cooler Cooling Fan Control Circuit High. Common causes: intercooler cooling fan malfunction, wiring harness problems. 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
  • Increased fuel consumption
  • Intercooler overheating
  • Check Engine Light Is On

Causes

  • Intercooler cooling fan malfunction
  • Wiring Harness Problems
  • Fan relay fault
  • Short circuit in control circuit

How to Fix

  1. Check the operation of the intercooler cooling fan
  2. Inspect the wiring harness for damage
  3. Check fan relay
  4. Check control circuit for short circuit
  5. Replace faulty components

Related codes

Error P028E by Vehicle Brand

FAQ

What does the P028E code mean?

P028E is an OBD-II diagnostic trouble code that indicates: Charge Air Cooler Cooling Fan Control Circuit High

What causes a P028E error code?

The most common causes of P028E include: Intercooler cooling fan malfunction; Wiring Harness Problems; Fan relay fault; Short circuit in control circuit.

How do I fix a P028E diagnostic trouble code?

To fix P028E: Check the operation of the intercooler cooling fan. Inspect the wiring harness for damage. Check fan relay. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P028E?

Limited driving only, diagnose soon

How much does it cost to fix P028E?

The estimated repair cost for P028E is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat