Spark Plug: Removal: 4.0L
- Disconnect and isolate the negative battery cable.
- Remove engine cover.
- Remove the intake manifold. Refer to REMOVAL
.NOTE: Prior to removing coil, spray compressed air around coil top to make sure no debris drops into the spark plug tube.
- Disconnect electrical connectors (1).
- Remove mounting bolt (2).
- Remove the ignition coil assembly (3) by turning the assembly 1/2 turn and pulling straight up in a steady motion.NOTE: Prior to loosening the spark plug, use compressed air to blow out any debris that might be in the spark plug tube.
- Remove the spark plug using a quality socket with a foam insert.