toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Check Fit Between Piston and Piston Pin|Page 1814 > < Check Fit Between Piston and Piston Pin|Page 1812
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Piston: Testing and Inspection
Inspect Ring Groove Clearance

1. Clean piston. 

2. Using a feeler gauge, measure the clearance between new piston ring and the wall of the ring groove.

Ring groove clearance:

No. 1: 0.040 - 0.080 mm (0.0016 - 0.0031 inch)
No. 2: 0.030 - 0.070 mm (0.0012 - 0.0028 inch)

If the clearance is greater than maximum, replace the piston.

Check Fit Between Piston and Piston Pin|Page 1814 > < Check Fit Between Piston and Piston Pin|Page 1812