F 150 2WD Lightning V8-5.4L SOHC SC VIN 3 (2001)
EVAPCV: Evaporative Canister Vent Solenoid. Controls a solenoid which seals the EVAP system canister from atmospheric pressure during the EVAP
OBD II Monitor test.
Evaporative Emissions Canister: An evaporative emission canister, containing activated charcoal which absorbs and holds fuel vapors.
EVAPPDC: Evaporative Canister Purge Duty Cycle. The duty cycle commanded to the Evap Canister Purge Solenoid by the PCM.
EVO: Electronic Variable Orifice.
EWP: Electric Water Pump.
Exciter Ring: A toothed or notched iron or steel disk, which is the moveable part of a wheel speed sensor.
FAN: Fan Speed. Used in conjunction with vehicles having multiple fan speed control. Displays OFF, LOW, or HIGH status.
FC: Fan Control.
FCS: Fuel Control Solenoid.
FCIL: Fuel Cap Off Indicator Lamp. Indicates that the fuel filler cap was not properly installed.
FEAD: Front End Accessory Drive.
FEPS: Flash Electrically Erasable Programmable Read Only Memory (EEPROM) Programming Signal. 18 volt DC signal sent by the scan tool to
initiate PCM reprogramming.
FF: 1. Flexible Fuel. A system capable of using a variety of fuels for vehicle operation. 2. A PID that displays the % alcohol content in fuel.
FFLRN: Flex Fuel Learned. Displays when the PCM's Flex Fuel strategy has completed calculating the inferred alcohol content of fuel.
FFFM: Flexible Fuel Failure Mode. Indicates whether the current Flex Fuel Sensor reading (FF) is reliable or not. Displays a YES or NO.
FFTEMP: Flexible Fuel Sensor - Temperature. Alcohol concentration derived from the signal pulse width.
FFV: Flexible Fuel Vehicle.
FIFO: First In First Out.
FILO: First In Last Out.
FIM: Fuel Indicator Module.
FLI: Fuel Level Input. Used by the Evap monitor to calculate fuel tank vapor volume. Displayed as a percentage.
FLIV: 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.
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 I circuits for faults.
Freeze Frame: A block of memory containing the vehicle operating conditions at a specific time.
FRP: Fuel Rail Pressure. Based on FRP V.
FRP V: Fuel Rail Pressure Voltage. A voltage input to the PCM from the Fuel Rail Pressure Sensor.
FSC: Fail-Safe Cooling.
