ignition system: Quick Facts

Written and fact-checked by

The Information Architects of Encyclopaedia Britannica

Photos

Diagram of a car highlighting its electrical system, with labeled components such as the instrument panel, ignition system, battery, fuse blocks, wiring harnesses, and spark plugs, showing how power is distributed to various vehicle functions.

See All Images →

Topics

breaker point reluctor electric starter distributor spark plug spark gap internal-combustion engine emission control system camshaft gasoline engine jet engine diesel engine rotary engine How does a hybrid car work?knocking vapour lock