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Removal and Installation: Removal

WARNING: This page is about a different car, the 2003 Nissan Altima. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the rocker cover. Refer to REMOVAL AND INSTALLATION  .
  2. Remove the front right side tire and wheel using power tool.
  3. Remove the RH splash shield using power tool.
  4. Remove the auxiliary drive belt.
  5. Remove the coolant overflow reservoir tank.
  6. Disconnect variable timing control solenoid harness connector.
  7. Remove the IVTC (intake valve timing control) cover by cutting the sealant using the Tool.
    • Loosen the bolts in the order shown.
    Fig 1: Intake Valve Timing Control Cover Loosening Sequence
    G02110311Courtesy of NISSAN MOTOR CO., U.S.A.
  8. Set the No. 1 cylinder at TDC on its compression stroke with the following procedure:
    1. Open the splash cover on RH under cover.
    2. Rotate crankshaft pulley clockwise, and align mating marks for TDC with timing indicator on front cover, as shown.
      Fig 2: View Of Timing Indicator
      G02110312Courtesy of NISSAN MOTOR CO., U.S.A.
    3. At the same time, make sure that the mating marks on camshaft sprockets are lined up with the yellow links in the timing chain, as shown.
      • If not, rotate crankshaft pulley one more turn to line up the mating marks to the yellow links, as shown.
      Fig 3: Camshaft Sprockets Mating Marks
      G02110313Courtesy of NISSAN MOTOR CO., U.S.A.
  9. Pull the timing chain guide out between the camshaft sprockets through front cover.
  10. Remove camshaft sprockets with the following procedure.
    CAUTION:
    • Do not rotate the crankshaft or camshaft while the timing chain is removed. It causes interference between valve and piston.
    NOTE:
    • Chain tension holding work is not necessary. Crank sprocket and timing chain do not disconnect structurally while front cover is attached.
    1. Line up the mating marks on camshaft sprockets with the yellow links in the timing chain, and paint an indelible mating mark on the sprocket and timing chain link plate.
    2. Push in the tensioner plunger and hold. Insert a stopper pin into the hole on tensioner body to hold the chain tensioner. Remove the timing chain tensioner.
      Fig 4: Installing Stopper Pin
      G02110314Courtesy of NISSAN MOTOR CO., U.S.A.
      • Use a wire with 0.5 mm (0.02 in) diameter for a stopper pin.
    3. Secure the hexagonal part of camshaft with a suitable tool. Loosen the camshaft sprocket mounting bolts and remove the camshaft sprockets.
    Fig 5: Loosening Camshaft Sprocket Mounting Bolts
    G02110315Courtesy of NISSAN MOTOR CO., U.S.A.
  11. Loosen the camshaft bracket bolts in the order shown, and remove the camshaft brackets and camshafts.
    • Remove No. 1 camshaft bracket by slightly tapping it with a rubber mallet.
  12. Remove the valve lifters.
    • Check mounting positions, and set them aside in the order removed.
    Fig 6: Camshaft Bolt Loosening Sequence
    G02110316Courtesy of NISSAN MOTOR CO., U.S.A.
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