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Home >> Ford >> 2012 >> Mustang Base, 2D Coupe, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 617 (Engine Controls - Powertrain DTC Charts & Descriptions (Except Diesel & Hybrid)) >> Diagnostic Trouble Code (DTC) Charts and Descriptions >> P0148 - Fuel Delivery Error - DTC Chart

P0148 - Fuel Delivery Error - DTC Chart

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P0148 - FUEL DELIVERY ERROR - DTC CHART

Description:  At least one bank is lean at wide open throttle (WOT).
Possible Causes: 
  • Severely restricted fuel filter
  • Severely restricted fuel supply line
  • Damaged or worn fuel pump
  • Damaged or contaminated mass airflow (MAF) sensor
Diagnostic Aids: 
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to Pinpoint Test HC .