Nissan Car Altima & Sentra 1999-06

Rocker Arms

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Removal & Installation



2.0L Engine
  1. Before servicing the vehicle, refer to the precautions in the beginning of this section.
  2.  
  3. Release the fuel pressure following the proper procedure.
  4.  
  5. Remove or disconnect the following:

    Negative battery cable
     
    Rocker arm cover, gasket and the oil separator
     
    Intake manifold supports, oil filter bracket and the power steering pump
     

  6.  
  7. Set the No. 1 cylinder at Top Dead Center (TDC) on the compression stroke.
  8.  
  9. Remove or disconnect the following:

    Timing chain tensioner from the side of the head
     

  10.  
  11. Matchmark the position of the rotor and housing and remove the distributor.
  12.  
  13. Remove or disconnect the following:
    NOTE
    When removing the camshafts, loosen the journal caps in the opposite sequence of tightening. Camshaft damage may result if this step is not followed.


    NOTE
    It is essential that all parts be kept in the same order and orientation for reinstallation. Be sure to mark and separate parts to keep them from getting mixed. This will aid assembly.


    NOTE
    The valve lifters must be stored in the vertical position or submersed in clean oil to prevent air from entering the lifters.



    Timing chain guide
     
    Camshaft sprockets while holding the camshaft stationary with a large wrench. Secure the timing chain with wire so the timing is not lost. The front cover will have to be removed if the chain timing is lost.
     



    Camshafts, brackets, oil tubes and the baffle plate. Label all components for proper installation.
     



    Rocker arms, shims, rocker arm guides and the hydraulic lash adjusters. Label all compone