Ranger 4WD V6-245 4.0L VIN X SFI (1999)
Spark Plug: Service and Repair
Spark Plug Wire Remover
Special Tool(s)
REMOVAL
1.Use the special tool with a twisting motion to pull the spark plug wire off of the spark plug.
CAUTION:
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Spark plug wires must be connected properly. Mark the spark plug wires before removing them from the spark plugs.
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It is important to twist the spark plug wire boots while pulling upward to avoid possible damage to the spark plug wire.
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Do not use special tool on spark plug wires boots with metal heat shields. Damage to spark plug wire boot may occur.
2. Remove the LH spark plugs.
NOTE:
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Use compressed air to remove any debris in the spark plug well before removing the spark plug.
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If an original spark plug is reused, make sure it is installed in the same cylinder from which it was taken. New spark plugs can be used in any
cylinder.