P026C Code – Fuel Injection Quantity Lower Than Expected

Code P026C Possible Causes
Fuel Pump Inlet Strainer Plugged
Oxygen Sensor circuit poor electrical connection
Oxygen Sensor harness is open or shorted
Air Leaks
Air Restrictions
Dirty Air Filter
Faulty Engine Coolant Temperature ECT Sensor
Faulty Fuel Pump Module
Faulty Oxygen Sensor
Faulty Powertrain search?Control Module PCM

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