2011 LINCOLN MKS AJD-V6-3.7L/AJD-V6-3.5L-TwinTurbo (UR)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Timing chain noise on high mileage 3.7L engines
• Twin-turbo system complexity leading to potential maintenance

First checks

• Inspect oil leaks around valve covers
• Check turbocharger function on 3.5L EcoBoost

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

• Engine options and availability varied by market; the 3.7L was standard in North America, while the 3.5L EcoBoost was a higher-performance upgrade.
• Oil capacity includes filter change; verify oil specification adherence based on market Ford service recommendations.