Ford electrical systems have two basic sources: power direct from the battery and switched-power from the ignition switch. The latter is live only with the ignition switch in the "on" or "acc ...

The ignition coil has both primary and secondary wiring in the form of winding circuits. The coil primary winding consists of more than 100 turns of insulated heavy copper wire.

Ford Settles Ignition Switch Lawsuit By CBSNews.com staff CBSNews.com staff August 13, 2001 / 10:41 AM EDT / CBS ...