Exploded View
Removal and Installation
RH spark plugs
1. Remove the upper intake manifold.
All spark plugs
2. Disconnect the ignition coil electrical connectors.
3. Remove the ignition coil bolts.
- To install, tighten to 6 Nm (53 lb-in).
4. NOTE: When removing the ignition coils, a slight twisting motion will break the seal and ease removal.
Remove the ignition coils.
5. CAUTION: Only use hand tools when removing or installing the spark plugs, or damage can occur to the cylinder head or spark plug.
NOTE: Use compressed air to remove any debris from the spark plug well before removing the spark plugs.
Remove the spark plugs.
- To install, tighten to 15 Nm (11 lb-ft).
6. Inspect the spark plugs.
7. NOTE: Clean the spark plugs with a wire brush or a professional spark plug cleaner (follow the manufacturer's instructions).
To install, reverse the removal procedure.
- Adjust the plug gap as necessary.
- Apply a light film of Silicone Brake Caliper Grease and Dielectric compound XG-3-A meeting Ford specifications ESE-M1C171-A to the inside of the coil boots before installation.