Spark Plug: Service and Repair

REMOVAL and INSTALLATION
1. Disconnect the ignition cables from the spark plugs.

WARNING: Eye protection required when using compressed air.

2. Loosen spark plugs 1/4 turn and remove any dirt or foreign material from spark plug areas of cylinder heads with compressed air.
3. Remove spark plugs.

NOTE: Three different types of platinum enhanced spark plugs are produced for the 3.8L engine. Each spark plug has a different part number and use:

- AWSF-32P spark plugs have a platinum enhanced center electrode and are used in cylinders 4, 5, 6.

- AWSF-32PG spark plugs have a platinum enhanced ground electrode and are used in cylinders 1, 2, 3.

CAUTION: If any spark plug is removed and re-installed it MUST be installed in the same cylinder from which it was removed.

- AWSF-32PP spark plugs have platinum enhancement on both the center and the ground electrodes and are the service replacement for all six cylinders of the engine.

4. Inspect and replace spark plugs if necessary.
5. Check and adjust spark plug gap.
6. Reverse procedure to install. Tighten spark plugs to 9-20 Nm (7-15 lb ft).