Lower Cylinder Block Bolt Outer Diameter

WARNING: This page is about a different car, the 2012 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.

Measure the outer diameters [(d1), (d2)] at two positions as shown.
If reduction appears in (A) range, regard it as (d2).
Limit [(d1) - (d2)]: 0.11 mm (0.0051 in)

Fig 1: Measuring Lower Cylinder Block Bolt Outer Diameter
Courtesy of NISSAN NORTH AMERICA, INC.
If it exceeds the limit (large difference in dimensions), replace lower cylinder block bolt with new one.