Explorer 2WD V6-4.0L VIN K (2007)
1. CAUTION: It is important to twist the spark plug wire boot while pulling upward to avoid possible damage to the spark plug wire.
NOTE: Spark plug wires must be connected to the correct spark plug.
With a twisting motion, use the special tool to pull the spark plug wire from the spark plug.
2. NOTE: Use compressed air to remove any foreign material from the spark plug wells before removing the spark plugs
Remove the spark plugs.
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To install, tighten to 17 Nm (13 lb-ft).
3. Use a suitable spark plug gap tool to check and adjust the spark plug gap.
4. NOTE: Apply silicone dielectric compound to the inside of the spark plug wire boots.
To install, reverse the removal procedure.