Camshaft (EXH) End Play

WARNING: This page is about a different car, the 2013 Infiniti FX50. However, it is still accessible from the selected car via links, so may be relevant.

Install a dial indicator in thrust direction on front end of camshaft. Measure the end play of a dial indicator when camshaft (EXH) is moved forward/backward (in direction of axis).
Standard and limit: Refer to "CAMSHAFT ".

Fig 1: Measuring Camshaft (EXH) End Play Using Dial Indicator
Courtesy of NISSAN NORTH AMERICA, INC.
Measure the following parts if out of the limit.
- Dimension "A" for camshaft (EXH) No. 1 journal
  Standard: 30.500 - 30.548 mm (1.2008 - 1.2027 in)
  
  Fig 2: Identifying Camshaft (EXH) Journal And Cylinder Head Bearing Dimension
  Courtesy of NISSAN NORTH AMERICA, INC.
- Dimension "B" for cylinder head No. 1 journal bearing
  Standard: 30.360 - 30.385 mm (1.1953 - 1.1963 in)
Refer to the standards above, and then replace camshaft (EXH) and/or VVEL ladder assembly & cylinder head assembly.
NOTE: Cylinder head assembly cannot be replaced as a single part, because it is machined together with VVEL ladder assembly.