Valve Lifter

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 if surface of valve lifter has any wear or cracks.

If anything above is found, replace valve lifter. Refer to "AVAILABLE VALVE LIFTER ".

Fig 1: Checking Surface Of Valve Lifter
Courtesy of NISSAN MOTOR CO., U.S.A.