2012 LINCOLN MKZ Duratec 35 (LYNX) V6/EcoBoost 2.0L I4 (4-turbo-cyl) (P345)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Timing chain wear on some V6 engines
• Power steering fluid leaks reported
• Transmission torque converter shudder

First checks

• Check for oil leaks around valve cover gaskets
• Inspect condition of spark plugs for signs of incomplete combustion
• Verify transmission fluid level and condition

Before replacing parts

• 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 availability and specs vary by market; North America prominently featured both engine options.
• EcoBoost 2.0L introduced mid-2012 model year in USA to improve fuel economy without sacrificing performance.