Measure the rivet depths from the clutch disc lining surface (A) to the rivets (B) on both sides. If the measurement is less than the service limit, replace the clutch disc.

R20A3 engine model:
	Standard (New):	1.20−1.70 mm (0.047−0.067 in.)
	Service Limit:	0.7 mm (0.03 in.)
K24Z3 engine model:
	Standard (New):	1.15−1.75 mm (0.045−0.069 in.)
	Service Limit:	0.7 mm (0.03 in.)