Explorer 2WD V6-245 4.0L VIN X SFI (1999)
Ignition Cable: Service Precautions
CAUTION
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Spark plug wires must be connected to the proper ignition coil terminal. Mark spark plug wire locations before removing them.
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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 wire boots with metal heat shields. Damage to the spark plug wire boots may occur.