Toyota Matrix 2003-06

Camshaft, Bearings & Lifters 2

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Removal & Installation



1ZZ-FE Engines
  1. Position the camshaft on the cylinder head, then install the timing chain on the cam timing gear, with the painted links aligned with the marks on the timing gear.

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    Fig. Make sure the alignment marks on the timing chain and camshaft gear match up

    Make sure the alignment marks on the timing chain and camshaft gear match up
  2.  
  3. Check the front marks and numbers and torque the camshaft cap bolts, in sequence, to 10 ft. lbs. (13 Nm) for 1ZZ-FE engine, or to 14 ft. lbs. (19 Nm) for 2ZZ-FE Engines.

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    Fig. Camshaft cap bolt tightening sequence-1ZZ-FE engine

    Camshaft cap bolt tightening sequence-1ZZ-FE engine

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    Fig. Camshaft cap bolt tightening sequence-2ZZ-FE ENGINE

    Camshaft cap bolt tightening sequence-2ZZ-FE ENGINE
  4.  
  5. Put camshaft No. 2 on the cylinder head, with the painted links of the chain aligned with the mark on the timing gear.
  6.  
  7. Tighten the camshaft gear set bolt temporarily.
  8.  
  9. Check the front marks and numbers and torque the camshaft cap bolts, in sequence, to 10 ft. lbs. (13 Nm). Install the No. 1 bearing cap and tighten to 17 ft. lbs. (23 Nm).

    Click image to see an enlarged view

    Fig. Camshaft cap bolt tightening sequence-1ZZ-FE

    Camshaft cap bolt tightening sequence-1ZZ-FE
  10.  
  11. Hold the camshaft secure with a wrench and tighten the set bolt to 40 ft. lbs. (54 Nm). Be careful not the damage the lifters.
  12.  
  13. Check to be sure the matchmarks on the timing chain and cam sprockets, and the alignment of the pulley groove with the timing mark on the cover are still aligned.
  14.  
  15. Install the chain tensioner:
    1. Make sure the O-ring is clean, then set the hook as shown.

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      Fig. Set the timing chain tensioner hook properly

      Set the timing chain tensioner hook properly
    2.  
    3. Oil the tensioner, then install and tighten to 80 inch lbs. (9 Nm).
      NOTE
      When installing the tensioner, set the hook again if the hook releases the plunger.

    4.  
    5. Turn the crankshaft counterclockwise, and disconnect the plunger knock pin from the hook.
    6.  
    7. Turn the crankshaft clockwise and check that the slipper is pushed by the plunger. If the plunger does not spring out, press the slipper into the chain tensioner with a screwdriver so that the hook is released from the knock pin and the plunger springs out.
    8.  

  16.  
  17. Check the valve clearance and make adjustments as needed.
  18.  
  19. Install or connect the following:

    Belt tensioner. Tighten the nut to 21 ft. lbs. (29 Nm) and the bolt to 51 ft. lbs. (69 Nm).
     
    Cylinder head sub-assembly cover. Install seal packing into the locations shown and install within 3 minutes. Tighten the -A- bolts to 8 ft. lbs. (11 Nm) and the -B- bolts to 80 inch lbs. (9 Nm) for 1ZZ-FE engine and to 7 ft. lbs. (10 Nm) for 2ZZ-FE Engines.

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    Fig. Seal packing installation locations

    Seal packing installation locations

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    Fig. Cylinder head (valve) cover bolt locations-1ZZ-FE engine

    Cylinder head (valve) cover bolt locations-1ZZ-FE engine
     
    Ignition coil assembly. Torque the bolts to 80 inch lbs. (9 Nm).
     
    Engine wire and tighten to 80 inch lbs. (9 Nm)
     
    Right side engine mount. Tighten to 38 ft. lbs. (52 Nm).
     
    Cylinder head (valve) cover
     
    Negative battery cable
     

  20.  

 
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