Motorcraft Home Technical Resources Home Non-Subscription Resources What's New Body Repair Manuals Diagnostic Tool Support OBDII Theory & Operation Paper/CD Manuals Quick Guides Tools & Equipment Membership Accounts My Shopping Cart Subscription Products Keycode Lookup Reprogramming & Initialization Service Publications Technical Service Bulletins Technical Training Purchase Subscription Ford Specific Acronyms # 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  0-9  (Indexed by Abbreviation) Acronyms Description FAN Fan Speed FANSS Fan Speed Sensor FC, FC1, FC2, FC3 Fan Control FCIL Fuel Cap Indicator Lamp. Indicates that the fuel filler cap is not properly installed. FCS Fuel Control Solenoid FCV Fan Control-Variable FEAD Front End Accessory Drive FEPS Flash EEPROM Programming Signal. An 18-volt DC signal input from the diagnostic tool used by the PCM to initiate programming. FFV Flexible Fuel Vehicle FICM Fuel Injector Control Module FIM Fuel Indicator Module FIRTFT Fix It Right The First Time FLI Fuel Level Input. Provides information on the amount of liquid fuel in the fuel tank. Used by the EVAP monitor to calculate the fuel tank vapor volume. Displayed as a percentage. FLI V Fuel Level Input Voltage FMEM Failure Mode Effects Management. Operating strategy that maintains limited vehicle function in the event of a PCM or EEC component failure. FP 1. Fuel Pump. Indicates whether the pump has been commanded ON or OFF by the PCM. 2. Fuel Pump (Modulated). Fuel pump duty cycle percentage. FPC Fuel Pump Control FPDM Fuel Pump Driver Module. A module that controls the electric fuel pump. FPF Fuel Pump Fault. Identifies whether a fault exists in the FP circuit. FPM Fuel Pump Monitor. Monitors the fuel pump/circuits for faults. Freeze Frame A block of memory containing the vehicle operating conditions at a specific time. FRP Fuel Rail Pressure FRP V Fuel Rail Pressure Voltage. A voltage input to the PCM from the fuel rail pressure sensor. FRT Fuel Rail Temperature FSC Fail-Safe Cooling FSSW Fuel Select Switch. An output signal between the PCM and FICM which determines the fuel delivery mode. FTP Fuel Tank Pressure FTP V Fuel Tank Pressure Voltage. From the FTP transducer. FUEL PR Fuel Pressure. Measurement of the force of the fuel delivered by the fuel pump. Fuel Tank Vapor Valv A valve mounted in the top of the fuel tank that vents excess vapor and pressure from the fuel tank into the evaporative emission control system. FUELPW Fuel Pulse Width. Displays the commanded pulse width at the time of the last data update. FUELPW1 Fuel Injector Pulse Width #1. Corresponds to injectors normally affected by HO2S1. FUELPW2 Fuel Injector Pulse Width #2. Corresponds to injectors normally affected by HO2S2. FUELSYS Fuel System Status (OPEN/CLOSED Loop). Formerly known as LOOP. FWD Front Wheel Drive

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