The spark plugs on a 2005 Ford Freestyle are located on the top of the engine, underneath the ignition coils. To access the spark plugs, you will need to remove the ignition coils and the plastic engine cover.
Here are the steps on how to remove the spark plugs on a 2005 Ford Freestyle:
1. Open the hood of the car.
2. Disconnect the negative battery terminal cable to avoid any electrical shock.
3. Remove the engine cover by unclipping the plastic clips that hold it in place.
4. Remove the ignition coils by unplugging the electrical connectors and unbolting the coils from the engine.
5. Use a spark plug wrench to loosen and remove the spark plugs.
6. Install the new spark plugs and hand-tighten them.
7. Tighten the spark plugs with a spark plug wrench to the recommended torque specification (25 ft-lb).
8. Reinstall the ignition coils and the engine cover.
9. Reconnect the negative battery terminal cable.
That is how you can change the spark plugs on a 2005 Ford Freestyle.