Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

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Pressure Plate: Testing and Inspection

CLUTCH COVER INSPECTION





1. Measure the wear of the diaphragm spring fingers. If it exceeds the maximum specification, replace the clutch cover.
Maximum depth 0.6 mm (0.024 inch)





2. Measure the flatness of the pressure plate with a straight edge and a feeler gauge. If it exceeds the maximum specification, replace the clutch cover.
Maximum clearance 0.5 mm (0.020 inch)
3. When checking the diaphragm spring fingers, mount a dial indicator on the cylinder block.





4. Rotate the flywheel and check for misaligned diaphragm spring fingers. If it exceeds the maximum specification, replace the clutch cover.
Maximum height difference 1.0 mm (0.039 inch)