AUTOMOTIVE TERMS ABBREVIATIONS
°F-  Degrees Fahrenheit

FED-  Federal All United States except California

FF-  Flexible Fuel

FI-  Fuel Injection

FMVSS-  Federal U.S. Motor Vehicle Safety Standards

ft-  Foot/Feet

FT-  Fuel Trim

F4WD-  Full Time Four Wheel Drive

4WAL  -Four Wheel Antilock

4WD-  Four Wheel Drive

FWD-  Front Wheel Drive,