Pressure Plate: Testing and Inspection

CLUTCH COVER INSPECTION

1. Remove the clutch cover.

2. Measure the wear of the diaphragm spring fingers using a vernier caliper.




Clutch cover diaphragm spring fingers maximum depth

- 0.6 mm {0.024 in}

- If it exceeds the maximum specification, replace the clutch cover.

3. Measure the pressure plate flatness using a straight edge and a feeler gauge.






NOTE:
- Measure the pressure plate flatness across the center.
Clutch cover maximum clearance

- 0.5 mm {0.020 in}

- If it exceeds the maximum specification, replace the clutch cover.

4. Attach a dial gauge to the rear housing, rotate the flywheel, then inspect for height difference between the diaphragm spring fingers.




Clutch cover maximum height difference

- 1.0 mm {0.039 in}

- If it exceeds the maximum specification, replace the clutch cover.