Clutch Disc Check

WARNING: This page is about a different car, the 2006 Mercury Milan and 2006 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.

SPECIAL TOOL(S)

Courtesy of FORD MOTOR CO.

Dial Indicator with Magnetic Base
100-D002 (D78P-4201-B) or equivalent

Check the clutch disc lining surface for hardening, the presence of oil or grease.
Check for a worn clutch disc lining. Measure the minimum allowable depth to the rivet heads with a slide caliper.
- If the measurement is less than the minimum, install a new clutch disc.
  
  Fig 1: Measuring Minimum Allowable Depth To Rivet Heads Using Slide Caliper
  Courtesy of FORD MOTOR CO.
Check for loose clutch disc lining rivets.
- Install a new clutch disc as necessary.
Check the clutch disc for cracking, scoring, discoloration or other surface marks.
- Install a new clutch disc if necessary.
Using the special tool, check the maximum allowable runout of the clutch disc.
- If the runout exceeds the maximum, install a new clutch disc.
  
  Fig 2: Checking Maximum Allowable Runout Of Clutch Disc
  Courtesy of FORD MOTOR CO.
Use an emery cloth to remove minor imperfections in the clutch disc lining surface.
Check for wear or rust on the splines. If necessary, clean them with an emery cloth.