Surface Distortion

WARNING: This page is about a different car, the 2007 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.

Check the surface distortion of the exhaust manifold mating surface with straightedge and feeler gauge.
Limit : 0.3 mm (0.012 in)
If it exceeds the limit, replace exhaust manifold.

Fig 1: Checking Surface Distortion Of Exhaust Manifold Mating Surface
Courtesy of NISSAN MOTOR CO., U.S.A.

Check the surface distortion of the exhaust manifold mating surface with straightedge and feeler gauge.
Limit : 0.3 mm (0.012 in)
If it exceeds the limit, replace exhaust manifold.

Fig 1: Checking Surface Distortion Of Exhaust Manifold Mating Surface
Courtesy of NISSAN MOTOR CO., U.S.A.