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Home >> Toyota >> 2019 >> Sequoia SR5, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 10 (Engine Cooling System (3UR-FBE) (Service Information)) >> Thermostat >> Removal [08/2015 - 08/2018] >> Procedure

Removal [08/2015 - 08/2018]: Procedure

WARNING: This page is about a different car, the 2018 Toyota Sequoia, 2017 Toyota Sequoia, and 2016 Toyota Sequoia. However, it is still accessible from the selected car via links, so may be relevant.
  1. REMOVE V-BANK COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 2

  2. REMOVE NO. 1 ENGINE UNDER COVER 

    Refer to PROCEDURE - Step 2

  3. DRAIN ENGINE COOLANT 

    See step  2

  4. DISCONNECT NO. 3 AIR INJECTION SYSTEM HOSE 
    1. Disconnect the No. 3 air injection hose.
      GTY588076Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. DISCONNECT NO. 2 AIR INJECTION SYSTEM HOSE 
    1. Disconnect the connector and separate the wire harness clamp.
      GTY588075Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect the No. 2 air injection hose.
  6. SEPARATE AIR PIPE SUB-ASSEMBLY 
    1. Disconnect the connector and separate the 2 clamps and wire harness.
      GTY611654Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove bolt and separate the air pipe.
  7. DISCONNECT OUTLET RADIATOR HOSE 

    See step  6

  8. DISCONNECT NO. 5 WATER BY-PASS HOSE 
    1. Disconnect the No. 5 water by-pass hose.
      GTY610787Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. REMOVE WATER INLET SUB-ASSEMBLY WITH THERMOSTAT 
    1. Remove the 3 nuts, water inlet with thermostat and gasket.
      GTY610766Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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