Section 03-07A: Ignition, Distributor
1994 Mustang Workshop Manual
DESCRIPTION AND OPERATION
Ignition Coil
The ignition coil (12029) transforms battery voltage:
On the ignition coil primary circuit into about 28K volts on the ignition coil.
On the secondary circuit, each time the ignition coil receives a signal from the ignition control module (ICM) (12A297) .