Inspection Of Camshaft Sprocket (Int) Oil Groove

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

CAUTION:

Perform this inspection only when DTC P0011 is detected in self-diagnostic results of CONSULT-II and it is directed according to inspection procedure of ENGINE CONTROL SYSTEM .
Check when engine is cold so as to prevent burns from any splashing engine oil.

Check engine oil level. Refer to "OIL LEVEL ".
Perform the following procedure so as to prevent the engine from being unintentionally started while checking.
1. Release fuel pressure. Refer to "FUEL PRESSURE RELEASE ".
2. Disconnect ignition coil and injector harness connectors if practical.
Remove IVT control solenoid valve.
Crank engine, and then make sure that engine oil comes out from IVT control cover oil hole. End cranking after checking.
WARNING: Be careful not to touch rotating parts (drive belts, idler pulley, and crankshaft pulley, etc.).
CAUTION:
- Engine oil may squirt from IVT control solenoid valve installation hole during cranking. Use a shop cloth to prevent engine oil from splashing on worker, engine components and vehicle.
  
  Fig 1: Identifying Camshaft Bracket
  Courtesy of NISSAN MOTOR CO., U.S.A.
- Do not allow engine oil to get on rubber components such as drive belts or engine mount insulators. Immediately wipe off any splashed engine oil.
Clean oil groove between oil strainer and IVT control solenoid valve if engine oil does not come out from IVT control valve cover oil hole.
Remove components between IVT control solenoid valve and camshaft sprocket (INT), and then check each oil groove for clogging.
- Clean oil groove if necessary.
After inspection, installation of the remaining components is in the reverse order of removal.