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Home >> Ford >> 2015 >> Explorer Limited, 3.5L Eng VIN 8, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Powertrain DTC Charts & Descriptions (Except Diesel & Hybrid) >> Diagnostic Trouble Code (DTC) Charts and Descriptions >> P1548 - Engine Air Filter Restriction - DTC Chart

P1548 - Engine Air Filter Restriction - DTC Chart

P1548 - ENGINE AIR FILTER RESTRICTION - DTC CHART

Description:  This DTC sets when the airflow is out of range at various engine speeds and during wide open throttle (WOT) operation when compared to the calibrated value.
Possible Causes: 
  • Intake air restriction
  • Clogged air filter
Diagnostic Aids:  If this DTC sets, inspect the intake air system and replace the air filter if no restrictions are found. Refer to the service information , Intake Air Distribution and Filtering for air filter replacement.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All Refer to the Description, Possible Causes and Diagnostic Aids for the DTC.