Spark Plugs: Installation
WARNING: This page is about a different car, the 2006 Mercury Mariner and 2006 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
- Inspect the spark plugs.
- Adjust the spark plug gap as necessary.
- Install the spark plugs and tighten to 12 Nm (9 lb-ft).CAUTION: Only use hand tools when removing or installing the spark plugs, or damage can occur to the cylinder head or spark plug.
- Install the ignition coils and bolts and tighten to 8 Nm (71 lb-in).NOTE: Apply a small amount of dielectric grease to the inside of the ignition coil boots before attaching to the spark plugs.
- Connect the ignition coil electrical connectors.
- Connect the battery ground cable. For additional information, refer to BATTERY, MOUNTING AND CABLES .