1998 FORD Taurus DURATEC 30 3.0L V6 (Vulcan 3.0L V6 on base trims)/2.5L Lima I4 on some fleets (DN5)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Transmission shifting roughness in AXOD-E automatics
• Cracked plastic intake manifold on Vulcan V6
• Premature front suspension wear on fleet vehicles

First checks

• Check intake manifold for cracks and coolant leaks
• Inspect transmission operation for delayed or harsh shifts
• Check timing belt condition on Vulcan V6 engines

Antes de cambiar piezas

• Save fault codes and freeze-frame data before clearing anything.
• Check engine oil, coolant and transmission fluid using the correct temperature and service procedure.
• Verify power, ground, connectors, hoses, leaks and live data before replacing expensive parts.

Important notes

• The 1998 Taurus was sold primarily in North America; export markets were limited and may have different engine options.
• The Vulcan V6 uses a timing belt that requires replacement approx. every 60,000 miles; the Duratec 30 uses a timing chain with longer service intervals.