Connecting Rod and Crankshaft End Play Inspection (K20Z)

Connecting Rod and Crankshaft End Play Inspection

1.Remove the oil pump.

2.Remove the baffle plates.

3.Measure the connecting rod end play with a feeler gauge between the connecting rod and crankshaft.

Connecting Rod End Play 
Standard (New): 0.15-0.30 mm (0.006-0.012 in.) 
Service Limit: 0.40 mm (0.016 in.) 

 

4.If the connecting rod end play is beyond service limit, install a new connecting rod, and recheck. If it is still beyond service limit; replace the crankshaft.

5.Push the crankshaft firmly away from the dial indicator, and zero the dial against the end of the crankshaft. Then pull the crankshaft firmly back toward the indicator; the dial reading should not exceed the service limit.

Crankshaft End Play 
Standard (New): 0.10-0.35 mm (0.004-0.014 in.) 
Service Limit: 0.45 mm (0.018 in.) 

 

6.If the end play is beyond service limit, replace the thrust washers and recheck, if it is still beyond service limit, replace the crankshaft.