FAT3 Glossary

The intersection between N- and P-type semiconductor materials.

Shifting mechanisms or electronic controls, usually attached to the steering wheel.

Connecting the customer’s phone to the infotainment system. Some systems require inputting a code that appears on the phone to complete the connection.

The process of removing the transmission pan to check for clutch material, metal, and other debris or contaminants.

A metal rod or bar that is mounted between the body or frame of the vehicle and the axle. It controls suspension movement side to side; also known as a transverse torque rod.

A visual error caused by viewing measurement markers at an incorrect angle.

Condensers with multiple parallel tubes flowing from one side tank to the other.

A type of hybrid transmission in which power can flow to the wheels from a gasoline engine, an electric motor, or any combination of the two. In some vehicles, the electric motor can only assist the engine. It cannot power the wheels by itself.

The difference in thickness of the parallel friction surfaces; also called thickness variation. This is the biggest cause of pedal pulsation.

A non–rack-and-pinion system that uses a series of parts, consisting of the pitman arm, idler arm, center link, and tie-rod assemblies to relay movement from the steering gearbox to the wheel assembly.