Removal and Installation
- Disconnect the battery ground cable. For additional information, refer to «BATTERY, MOUNTING AND CABLES»(ref-232248) .
- Remove the upper intake manifold. For additional information, refer to «ENGINE - 3.0L (4V)»(ref-232195) .
- Disconnect the ignition coil electrical connectors.
- Remove the bolts and the ignition coils. To install, tighten to 15 Nm (11 lb-ft).
- To install, reverse the removal procedure. Apply a small amount of dielectric grease to the inside of the ignition coil boots before attaching to the spark plugs.
Removal
- Disconnect the battery ground cable. For additional information, refer to «BATTERY, MOUNTING AND CABLES»(ref-232248) .
- Remove the upper intake manifold. For additional information, refer to «ENGINE - 3.0L (4V)»(ref-232195) .
- Disconnect the ignition coil electrical connectors.
- Remove the bolts and the ignition coils.
- Remove the spark plugs.
Scheme 5
Scheme 6
- Inspect the spark plugs.
- Adjust the spark plug gap as necessary.
- Install the spark plugs. Tighten to 15 Nm (11 lb-ft).
- Install the ignition coils and bolts. Tighten to 15 Nm (11 lb-ft).
- Connect the ignition coil electrical connectors.
- Install the upper intake manifold. For additional information, refer to «ENGINE - 3.0L (4V)»(ref-232195) .
- Connect the battery ground cable. For additional information, refer to «BATTERY, MOUNTING AND CABLES»(ref-232248) .