Automotive Repair Glossary : PFI Definition

PFI Definition: Abbreviation for Port Fuel Injection, another name for a multi-port fuel injection system. The system uses one injector for each engine cylinder. Fuel is sprayed directly into the intake port for better cylinder-to-cylinder fuel distribution and more power. A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z   PAG Oil PCV Valve PFI PSI Parallelism Parallelogram Steering Parking Brake Particulate Trap Particulates Permanent Loss In Viscosity Petroleum Pinion Piston Ring Pitman Arm Plies Polymer Coating Polyolester Oil Ported Vacuum Switch Ported Vacuum Positive Crankcase Ventilation Pour Point Depressant Pour Point Power Assisted Brakes Power Steering Preignition Preload Press Fit Preventive Maintenance Primary Circuit Proportioning Valve Pulling Pulsing

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