Lexus LX470 2002-06

Removal & Installation

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  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Drain engine coolant.
  4.  
  5. Remove the 3 nuts and disconnect the water inlet from the water inlet housing.
  6.  
  7. Remove the thermostat.
  8.  
  9. Remove the gasket from the thermostat.
  10.  

To install:

Click image to see an enlarged view

Fig. Thermostat positioning and installation

  1. Install a new gasket to the thermostat.
  2.  
  3. Insert the thermostat into the water inlet housing with the jiggle valve facing straight upward.
    NOTE
    The jiggle valve may be set within 30° of either side of the prescribed position.

  4.  
  5. Install the water inlet with the 3 nuts and tighten to 19 Nm (14 ft. lbs.).
  6.  
  7. Fill with engine coolant
  8.  
  9. Start engine and check for coolant leaks
  10.  
  11. Recheck engine coolant level
  12.  

 
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