Ignition Control Module: Description and Operation
DESCRIPTION AND OPERATIONThe Ignition Control Module (ICM) system features the following:
1. Computer Controlled Dwell (CCD).
2. Powertrain Control Module (PCM) controlled ignition coil charge times.
3. "Push start" mode that will allow manual transmission vehicles to be push started.
NOTE: Do not attempt to push start automatic transmission vehicles.