Driving Range - Distance a vehicle can be driven without refueling.

EFI Tester - A diagnostic device used with EFI systems that do not feature self-diagnosis.

Electric Fuel Pump - An electrical device that uses a rotary motion to move fuel.

Fast Idle Cam - A cam that increases idle speed when the choke is closed.

Improper Injector Spray Pattern - One that is restricted due to foreign matter in the injector.

Main Bearing Knock - eep, resonant sound caused by wear of bearing and possibly crankshaft journal.

Shock Compression and Extension - Actions of shock absorbers resulting from the vehicle traveling over road bumps.

Stalling - Condition in which the engine merely stops running.

Starting Headlight Test - Starting test conducted with headlights turned on to provide a load on the battery.

Tap - Tool for cutting threads inside a hole.

Torque Specifications - Information on the correct amount of force to be applied in tightening a fastener.