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Inspection Of Camshaft Sprocket (Int) Oil Groove

WARNING: This page is about a different car, the 2005 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
  • Perform this inspection only when DTC P0011 or P0021 are detected in self-diagnostic results of CONSULT-II and it is directed according to inspection procedure of EC section. Refer to SELF-DIAG RESULTS MODE .
  • Check when engine is cold so as to prevent burns from any splashing engine oil.
  1. Check the engine oil level. Refer to ENGINE OIL .
  2. 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.
  3. Remove intake valve timing control solenoid valve. Refer to CAMSHAFT .
  4. Crank the engine, and then make sure that engine oil comes out from camshaft bracket (No. 1) oil hole. End crank after checking.
    WARNING: Be careful not to touch rotating parts (drive belts, idler pulley, and crankshaft pulley, etc.).
    CAUTION: Engine oil may squirt from intake valve timing control solenoid valve installation hole during cranking. Use a shop cloth to prevent the engine components and the vehicle. Do not allow engine oil to get on rubber components such as drive belt or engine mount insulators. Immediately wipe off any splashed engine oil.
    Fig 1: Identifying Camshaft Sprocket (INT) Oil Hole
    G02475018Courtesy of NISSAN MOTOR CO., U.S.A.
    • Clean oil groove between oil strainer and intake valve timing control solenoid valve if engine oil does not come out from camshaft bracket (No. 1) oil hole. Refer to LUBRICATION SYSTEM .
  5. Remove components between intake valve timing control solenoid valve and camshaft sprocket (INT), and then check each oil groove for clogging.
  6. After inspection, install removed parts.
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