Flywheel Inspection

WARNING: This page is about a different car, the 2004 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.

Check the contact surface of flywheel for slight burns or discoloration. Clean the flywheel contact surface with emery paper.
Check the flywheel runout using a dial gauge as shown.
Maximum allowable: Refer to Clutch Disc .

Fig 1: Checking Flywheel Runout Using Dial Gauge
Courtesy of NISSAN MOTOR CO., U.S.A.