Hi Hodge as i commented on Robo70s thread mine was making that exact noise. Took it to Nissan thinking it was a lifter problem only to be told it was my belts. Apparently they do not like mud and dirt which mine has seen a bit of. Has recently started doing it again and Nissan did say my belts...
Hey mate I had/have the same symptoms you describe. Like a loud lifter noise..... Iv owned the car since brand new also a 2011 d22 and it never used to do it. Started of only happening for a second then went out 10 seconds. Took it to Nissan and left it there expecting a phone call that...