Code result
P026A
Charge Air Cooler Efficiency Below Threshold
Moderate severity
What it means
Charge air cooler efficiency dropped below diagnostic threshold — intake air not cooled enough after compression. Risk of knock and loss of power.
Is it safe to drive?
Use caution
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.
Most likely causes
Intercooler airflow blocked or core damaged
highOne of the most commonly reported causes for this code — check this first.
Related help
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