Mitsubishi Endeavor 2004-06

Removal & Installation

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  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Drain the cooling system.
  4.  
  5. Remove or disconnect the following:
    CAUTION
    Work must be started after 90 seconds from the time the ignition switch is turned to the LOCK position and the negative battery cable is disconnected.



    Negative battery cable
     



    Air cleaner
     
    Manifold Differential Pressure (MDP) sensor connector
     
    Knock Sensor (KS) connector
     
    Crankshaft Position (CKP) sensor connector
     
    Control wiring harness and wiring harness combination connector
     
    Right bank (rear) Heated Oxygen Sensor (HO2S) connector
     
    Right bank (front) HO2S connector
     
    Power Steering Pressure (PSP) switch connector
     
    Evaporative emission purge solenoid connector
     
    Injector connector
     
    Left bank (front) Heated Oxygen Sensor (HO2S) connector
     
    Left bank (rear) HO2S connector
     
    Throttle Position (TP) sensor connector
     
    Engine Coolant Temperature (ECT) connector
     
    Exhaust Gas Recirculation (EGR) valve connector
     
    Capacitor connector
     
    Output shaft speed sensor connector
     
    Grounding

    Click image to see an enlarged view

    Fig. Exploded view of the components you need to remove to access the thermostat

     

  6.  
  7. Matchmark the installed position of the hose and clamp, then disconnect the radiator lower hose connection.
  8.  
  9. Remove the water inlet fitting, then remove the thermostat.
  10.  
  11. Thoroughly clean the gasket mating surfaces.

    Click image to see an enlarged view

    Fig. Exploded view of the thermostat, water inlet and radiator hose

  12.  

To install:

  1. Installation is the reverse of the removal procedure, noting the following:

    Install the thermostat so the jiggle valve is facing straight up. Be careful not to fold or otherwise damage the rubber ring.

    Click image to see an enlarged view

    Fig. The thermostat-s jiggle valve must be facing up, at the 12 o-clock position during installation

     
    Refer to the fastener tightening specifications shown on the accompanying illustrations.
     
    During installation of the lower radiator hose connection, insert the hose as far as the projection of the water inlet fitting. Align the matchmarks on the hose and hose clamp, then connect the hose.

    Click image to see an enlarged view

    Fig. Insert each hose as far as the projection of the water inlet fitting. Make sure to align the matchmarks before connecting the hoses

     
    Fill the engine with the proper type and amount of engine coolant.
     

  2.  

 
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