Illumination for instruments such as the speedometer.

The panel in a vehicle fascia that holds the instruments and warning lights. Also dash panel and dashboard.

A vehicle wiring system that does not use the body and chassis as a ground to form a return electrical circuit to the battery and alternator. A separate insulated set of cables connects all components to complete the circuits. Used in vehicles where there is a high fire risk. (Fuel tankers).

The resistance to current flow of the insulating materials between circuits and contacts.

Restricts the flow of electricity or heat through the material.

See inlet manifold.

Alternative term for the induction stroke. First stroke of four stroke cycle when air and fuel enter the engine as the piston moves down the cylinder.

Modern light vehicle body and chassis construction method which has no separate chassis. The strength is built in by the use of stressed and reinforced panels.

To incorporate something into something else or to unite into a whole.

An electronic device consisting of transistors, diodes and other components in a single unit and usually having a specific function.