P026A Code – Charge Air Cooler Low Efficiency

Code P026A Possible Causes
Charge Air Cooler harness is open or shorted
Faulty Charge Air Cooler
Faulty Engine Control Module ECM
Air Leaks
Air Restrictions
Dirty Air Filter
Faulty Engine Coolant Temperature ECT Sensor
Faulty Fuel Pump Module
Faulty Oxygen Sensor
Faulty Powertrain Control Module PCM

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