Clutch Cover Inspection

1. Measure the wear of the diaphragm spring fingers.
   • If not as specified, replace the clutch cover.

   Depth 

   0.6 mm {0.024 in} max. 

   Fig 1: Inspecting Clutch Cover

   Courtesy of MAZDA MOTORS CORP.
2. Measure the flatness of the pressure plate with a straight edge and a feeler gauge.
   • If not as specified, replace the clutch cover.

   Clearance 

   0.3 mm {0.012 in} max. 

3. When checking the diaphragm spring fingers, mount a dial indicator on the cylinder block.
   Fig 2: Measuring Flatness Of Pressure Plate With A Straight Edge And Feeler Gauge

   Courtesy of MAZDA MOTORS CORP.
4. Rotate the flywheel and check for misaligned diaphragm spring fingers.
   • If not as specified, replace the clutch cover.

Misalignment 

0.6 mm {0.024 in} max. 

Fig 3: Checking For Misaligned Diaphragm Spring Fingers

Courtesy of MAZDA MOTORS CORP.