Toyota Matrix 2003-06

Removal & Installation

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  1. Remove the right hand engine under cover.
  2.  
  3. Drain the cooling system.
  4.  
  5. Remove the alternator.
  6.  
  7. Remove the 2 nuts securing the water inlet.
  8.  
  9. Remove the thermostat and gasket.
  10.  
  11. Clean the gasket mating surfaces.
  12.  

To install:

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Fig. The thermostat jiggle valve may be 10 degrees on either side of center

The thermostat jiggle valve may be 10 degrees on either side of center



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Fig.


NOTE
Position the air bleed valve facing upward.

  1. Install the thermostat. The jiggle valve may be 10 degrees on either side of center.
  2.  
  3. Install a new thermostat gasket.
  4.  
  5. Install the thermostat housing to the cylinder block.
  6.  
  7. Use the 2 nuts in order to secure the water inlet.

    On low output engine, tighten the thermostat cap nuts to 8 ft. lbs. (11 Nm).
     
    On high output engine, tighten the thermostat cap nuts to 7 ft. lbs. (10 Nm).
     

  8.  
  9. Install the alternator.
  10.  
  11. Fill the radiator using approved coolant.
  12.  
  13. Start the engine.
  14.  
  15. Run the engine until the coolant is at operating temperature.
  16.  
  17. Inspect for leaks in the cooling system.
  18.  
  19. Turn off the engine.
  20.  
  21. Install the radiator cap.
  22.  

 
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