Written for mechanical novices who may not know their catalytic converters from their universal joints, this practical guide helps teach a basic understanding of how automobiles function. Devices are grouped according to their habitats - under the hood, inside the car, and more - to help identify the technology in question. Solving automotive puzzles such as where exactly does a dipstick dip and what is rack and pinion steering, this handy reference illuminates what's going on under the hood without all that grime and grease.