Spark Plug: Removal: 3.7L

Each individual spark plug is located under each ignition coil. Each individual ignition coil must be removed to gain access to each spark plug. Refer to IGNITION COIL .

1. Prior to removing ignition coil, spray compressed air around coil base at cylinder head.
2. Prior to removing spark plug, spray compressed air into cylinder head opening. This will help prevent foreign material from entering combustion chamber.
3. Remove spark plug from cylinder head using a quality socket with a rubber or foam insert. Also check condition of ignition coil o-ring and replace as necessary.
4. Inspect spark plug condition. Refer to DIAGNOSIS AND TESTING - SPARK PLUG CONDITIONS .