See Keep Alive Memory.

Kick Down Switch.

A mechanical injection system from Bosch, but with some electronic control.

Part of a microprocessor RAM that holds temporary data for a specified duration. The KAM requires a constant voltage to retain data. It is cleared when the power is turned off.

A kinetic energy recovery system is an electric generation, storage, and propulsion system used in Formula One (up to 2010 anyway), which generates electricity during slow down, stores energy in batteries or a flywheel, and boosts acceleration with electric drive motors assisting the engine. Many hybrid cars are similar.

A locating device that sits in slots on a shaft and pulley or gear wheel. Also known as Woodruff key.

Important, relevant information.

The typewriter-like keys used to input data into a computer. An input device.

Kilohertz

A switch of a cable on an automatic transmission signals that the throttle is at least 90% open. Under certain conditions this causes a downshift for improved acceleration.