2010 Lincoln MKS Base, FWDFACTORY OEM SERVICE PROCEDURE

General Specifications

GENERAL SPECIFICATIONS

Item Specification
Engine Ignition 3.7LΒ 
Spark plug AYFS-22FM
Spark plug gap 1.29-1.45 mm (0.051-0.057 in)
Engine Ignition 3.5L Gasoline Turbocharged Direct Injection (GTDI)Β 
Spark plug CYFS-12F-3
Spark plug gap 0.889 mm (0.035 in)
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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