DTC P0148: Fuel Delivery Error

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P0148 - FUEL DELIVERY ERROR

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 .