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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission System (UA80F) - Service Information (1 Of 2) >> AIR COOLED OIL COOLER (for Sport Package) >> Removal [09/2020 - 10/2022] >> Procedure

Removal [09/2020 - 10/2022]: Procedure

  1. REMOVE FRONT BUMPER ASSEMBLY 

    Refer to REMOVAL [09/2020 - ]

  2. REMOVE TRANSMISSION OIL COOLER AIR DUCT 
    1. Remove the 3 bolts.
      GTY979557Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disengage the guide to remove the transmission oil cooler air duct from the oil cooler assembly.
  3. DISCONNECT OIL COOLER HOSE 
    1. Slide the 2 clips and disconnect the No. 1 transmission oil cooler hose and No. 2 transmission oil cooler hose from the oil cooler assembly.
      GTY979478Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 No. 1 Transmission Oil Cooler Hose
      *2 No. 2 Transmission Oil Cooler Hose

      HINT: 

      Use a container to catch any fluid which flows out of the No. 1 transmission oil cooler hose, No. 2 transmission oil cooler hose and oil cooler assembly.

  4. REMOVE OIL COOLER ASSEMBLY 
    1. Remove the 2 nuts, bolt and oil cooler assembly from the oil cooler bracket.
      GTY979982Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Nut
      Bolt

      HINT: 

      Use a container to catch any fluid which flows out of the oil cooler assembly.

  5. REMOVE TRANSMISSION OIL THERMOSTAT 

    HINT: 

    Perform this procedure only when replacement of the transmission oil thermostat is necessary.

    1. Slide the 2 clips and remove the No. 1 transmission oil cooler hose and No. 2 transmission oil cooler hose from the transmission oil thermostat.
      GTY980133Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 No. 1 Transmission Oil Cooler Hose
      *2 No. 2 Transmission Oil Cooler Hose

      HINT: 

      Use a container to catch any fluid which flows out of the No. 1 transmission oil cooler hose, No. 2 transmission oil cooler hose and transmission oil thermostat.

    2. Slide the 2 clips and disconnect the No. 3 transmission oil cooler hose and outlet No. 1 oil cooler hose from the transmission oil thermostat.
      GTY979466Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 No. 3 Transmission Oil Cooler Hose
      *2 Outlet No. 1 Oil Cooler Hose

      HINT: 

      Use a container to catch any fluid which flows out of the No. 3 transmission oil cooler hose, outlet No. 1 oil cooler hose and transmission oil thermostat.

    3. Remove the bolt and oil cooler bracket from the transmission oil thermostat.
      GTY979518Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the nut and transmission oil thermostat from the oil cooler bracket.
      GTY979526Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

      Use a container to catch any fluid which flows out of the transmission oil thermostat.

  6. REMOVE OIL COOLER BRACKET 

    HINT: 

    Perform this procedure only when replacement of the oil cooler bracket is necessary.

    1. Remove the bolt and 2 nuts and disengage the guide to remove the oil cooler bracket from the vehicle body.
      GTY979227Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Bolt
      Nut
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