Direct Ignition System: Notes

WARNING: This page is about a different car, the 2003 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.

The electronic ignition system is of the Direct Ignition System (DIS) type and is controlled by the Powertrain Control Module (PCM). The electronic ignition system is composed of the following components:

PCM.
4 ignition coil assemblies.
Crankshaft Position (CKP) sensor.
Camshaft Position (CMP) sensor.
Spark plugs.

The electronic ignition system provides the following benefits:

Improved ignition timing accuracy.
Reduced high-voltage losses.
Enhanced overall ignition system reliability.

The electronic ignition system components cannot be disassembled or repaired. A component that is correctly diagnosed as faulty must be replaced as a complete unit.