Ignition System: Description and Operation
Eight separate ignition coils:
- are controlled by the Powertrain Control Module (PCM).
- are mounted directly above each spark plug.
- are controlled by the powertrain control module for proper firing sequence.
The spark plug:
- changes the high voltage pulse into a spark which ignites the fuel and air mixture.
- originally equipped on the vehicle has a platinum-enhanced active electrode for long life.