DSD Information System
Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 43 (Automatic Transmission System (UA80E) - Service Information (1 Of 2)) >> AIR COOLED OIL COOLER (except Sport Package) >> Installation [12/2019 - 10/2022] >> Procedure

Installation [12/2019 - 10/2022]: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. INSTALL OIL COOLER BRACKET 

    HINT: 

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

    1. Engage the guide and install the oil cooler bracket to the vehicle body with the bolt and 2 nuts.
      GTY893858Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Bolt
      Nut

      Torque: 6.0 N.m (61 kgf/cm, 53 in.lbf) 

      NOTE:

      When tightening the nuts (A and B), make sure not to lift the oil cooler bracket.

      HINT: 

      Tightening order: Temporarily tighten bolt → Fully tighten nut (A) → Fully tighten nut (B) → Fully tighten bolt

  2. INSTALL TRANSMISSION OIL THERMOSTAT 

    HINT: 

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

    1. Engage the guide and install the transmission oil thermostat to the oil cooler bracket with the nut.
      GTY917701Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 6.0 N.m (61 kgf/cm, 53 in.lbf) 

    2. Install the oil cooler bracket to the transmission oil thermostat with the bolt.

      Torque: 6.0 N.m (61 kgf/cm, 53 in.lbf) 

    3. Connect the No. 3 transmission oil cooler hose and outlet No. 1 oil cooler hose to the transmission oil thermostat and slide the 2 clips to secure them.
      GTY887490Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 No. 3 Transmission Oil Cooler Hose *2 Outlet No. 1 Oil Cooler Hose
      *a 0 to 3 mm (0 to 0.118 in.) *b 2 to 7 mm (0.0787 to 0.276 in.)
      *c Paint Mark *d Rib
      *e 45° (Claw of Clip Location) - -
      NOTE:
      • Make sure to slide the No. 3 transmission oil cooler hose and outlet No. 1 oil cooler hose until they contact the hose stopper of the transmission oil thermostat.
      • Make sure to align the paint mark of the No. 3 transmission oil cooler hose and outlet No. 1 oil cooler hose with the rib of the transmission oil thermostat.
      • Make sure that the claws of the clip are within the location shown in the illustration.
    4. Install the No. 1 transmission oil cooler hose and No. 2 transmission oil cooler hose to the transmission oil thermostat and slide the 2 clips to secure them.
      GTY881140Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 No. 1 Transmission Oil Cooler Hose *2 No. 2 Transmission Oil Cooler Hose
      *a 0 to 3 mm (0 to 0.118 in.) *b 2 to 7 mm (0.0787 to 0.276 in.)
      *c Paint Mark *d Rib
      *e 45° (Claw of Clip Location) - -
      NOTE:
      • Make sure to slide the No. 1 transmission oil cooler hose and No. 2 transmission oil cooler hose until they contact the hose stopper of the transmission oil thermostat.
      • Make sure to align the paint mark of the No. 1 transmission oil cooler hose and No. 2 transmission oil cooler hose with the rib of the transmission oil thermostat.
      • Make sure that the claws of the clip are within the location shown in the illustration.
  3. INSTALL OIL COOLER ASSEMBLY 
    1. Install the oil cooler assembly to the oil cooler bracket with the 2 nuts and bolt.

      Torque: 6.0 N.m (61 kgf/cm, 53 in.lbf) 

  4. CONNECT OIL COOLER HOSE 
    1. Connect the No. 1 transmission oil cooler hose and No. 2 transmission oil cooler hose to the oil cooler assembly and slide the 2 clips to secure them.
      GTY897826Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 No. 1 Transmission Oil Cooler Hose
      *2 No. 2 Transmission Oil Cooler Hose
      *a 0 to 3 mm (0 to 0.118 in.)
      *b 2 to 7 mm (0.0787 to 0.276 in.)
      *c Paint Mark (Front Side of Oil Cooler Assembly)
      *d 30° (Paint Mark Location)
      *e 45° (Claw of Clip Location)
      NOTE:
      • Make sure to slide the No. 1 transmission oil cooler hose and No. 2 transmission oil cooler hose until each contacts the hose stopper of the oil cooler assembly.
      • Make sure that each paint mark and the claws of each clip are within the location shown in the illustration.
  5. INSTALL TRANSMISSION OIL COOLER AIR DUCT 
    1. Engage the guide to temporarily install the transmission oil cooler air duct to the oil cooler assembly.
      GTY857010Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the transmission oil cooler air duct to the oil cooler assembly with the 3 bolts.

      Torque: 6.0 N.m (61 kgf/cm, 53 in.lbf) 

      HINT: 

      Tightening order: Bolt (A) → Bolt (B) → Bolt (C)

  6. ADJUST AUTOMATIC TRANSAXLE FLUID 

    Refer to ADJUSTMENT [12/2019 - 10/2022] 

  7. INSPECT FOR AUTOMATIC TRANSAXLE FLUID LEAK 
  8. INSTALL FRONT FENDER APRON SEAL LH 

    Refer to PROCEDURE - Step 74 [12/2019 - 09/2020] , or refer to PROCEDURE - Step 74 [09/2020 - 10/2022]

  9. INSTALL REAR ENGINE UNDER COVER LH 

    Refer to PROCEDURE - Step 79 [12/2019 - 09/2020] , or refer to PROCEDURE - Step 79 [09/2020 - 10/2022]

  10. INSTALL NO. 1 ENGINE UNDER COVER 

    Refer to PROCEDURE - Step 80 [12/2019 - 09/2020] , or refer to PROCEDURE - Step 80 [09/2020 - 10/2022]

  11. INSTALL FRONT WHEEL OPENING EXTENSION PAD LH 

    Refer to PROCEDURE - Step 81 [12/2019 - 09/2020] , or refer to PROCEDURE - Step 81 [09/2020 - 10/2022]

  12. INSTALL FRONT WHEEL OPENING EXTENSION PAD RH 

    Refer to PROCEDURE - Step 82 [12/2019 - 09/2020] , or refer to PROCEDURE - Step 82 [09/2020 - 10/2022]

Diesel-Data.com