For 1990-2009 cars

The ignition system components covered in this section include:

• | Spark Plugs

• | Secondary Ignition wiring

| All engines have electronic Ignition Systems. For overall information and diagnosis of the ignition system, refer first to Engine Controls. If the diagnosis leads to checks of spark plugs or secondary wiring, refer back to the information that follows in this section for those components.

| This section also covers the removal and installation of spark plugs as called for in Maintenance and Lubrication.