OBD Guide

P026E

Charge Air Cooler Coolant Pump A Performance

P026E is an OBD-II diagnostic trouble code meaning: Charge Air Cooler Coolant Pump A Performance. Common causes: intercooler coolant pump malfunction, broken or damaged pump wiring harness. 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
  • Engine overheating
  • Increased fuel consumption
  • Unstable operation at idle

Causes

  • Intercooler coolant pump malfunction
  • Broken or damaged pump wiring harness
  • Faulty pump relay or fuse
  • Contamination or blockage of the intercooler cooling system
  • Problems with the engine control unit (ECU)

How to Fix

  1. Check fuses and pump relays
  2. Inspect the wiring harness for damage
  3. Check the performance of the coolant pump
  4. Clean or replace the pump if necessary
  5. Check the intercooler cooling system for blockages
  6. Scan the ECU for additional errors

Related codes

Error P026E by Vehicle Brand

FAQ

What does the P026E code mean?

P026E is an OBD-II diagnostic trouble code that indicates: Charge Air Cooler Coolant Pump A Performance

What causes a P026E error code?

The most common causes of P026E include: Intercooler coolant pump malfunction; Broken or damaged pump wiring harness; Faulty pump relay or fuse; Contamination or blockage of the intercooler cooling system.

How do I fix a P026E diagnostic trouble code?

To fix P026E: Check fuses and pump relays. Inspect the wiring harness for damage. Check the performance of the coolant pump. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P026E?

Limited driving only, diagnose soon

How much does it cost to fix P026E?

The estimated repair cost for P026E is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat