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Home >> Ford >> 2005 >> Expedition RWD >> Repair and Diagnosis >> Engine Performance >> Engine Ignition System >> Removal And Installation >> Spark Plugs >> Removal and Installation
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Removal and Installation

  1. Remove the ignition coil-on-plug. For additional information, refer to IGNITION COIL-ON-PLUG .
  2. NOTE: Use compressed air to remove any foreign material from the spark plug well before removing the spark plugs.
    NOTE: If an original spark plug is used, make sure it is installed in the same cylinder from which it was taken. New spark plugs can be used in any cylinder.
  3. Remove the spark plugs.
    • To install, tighten to 34 Nm (25 lb-ft).
  4. Inspect the spark plugs. Install new spark plugs as necessary. For additional information, refer to ENGINE SYSTEM-GENERAL INFORMATION .
  5. To install, reverse the removal procedure.