Circuit/System Description
WARNING: This page is about a different variant/trim than selected.
This ignition system uses individual Ignition Coil assemblies for each cylinder. The engine control module (ECM) controls the spark events by transmitting the timing pulses on the ignition control circuits to the individual ignition coil assemblies in firing order sequence. Each ignition coil has the following circuits:
- An ignition voltage circuit
- A ground circuit
- An ignition control circuit