Expedition 4WD V8-4.6L SOHC VIN 6 (1997)
Spark Plug: Service and Repair
REMOVAL
NOTE:
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If an original spark plug is reused, make sure it is placed in the same cylinder it was taken from. Replacement spark plugs can be used in any
cylinder.
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Use compressed air to remove any debris from the spark plug well before removing the spark plugs.
1. With a twisting, pulling motion disconnect the spark plug wire from the spark plug.
2. Squeeze the (A) locking tabs and disconnect the (B) spark plug wire from the (C) ignition coil.
3. Remove the RH spark plugs.
4. Remove the LH spark plugs.
5. Inspect the spark plugs for:
