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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 80 (Hybrid Transaxle System (P810) - Service Information) >> OIL COOLER (for Water Cooled Type) >> Removal [12/2019 - 11/2023] >> Procedure

Removal [12/2019 - 11/2023]: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. REMOVE FRONT WHEEL OPENING EXTENSION PAD LH 

    Refer to PROCEDURE - Step 7 [12/2019 - 10/2022] , or refer to PROCEDURE - Step 7 [10/2022 - 11/2023]

  2. REMOVE FRONT WHEEL OPENING EXTENSION PAD RH 

    Refer to PROCEDURE - Step 8 [12/2019 - 10/2022] , or refer to PROCEDURE - Step 8 [10/2022 - 11/2023]

  3. REMOVE NO. 1 ENGINE UNDER COVER 

    Refer to PROCEDURE - Step 9 [12/2019 - 10/2022] , or refer to PROCEDURE - Step 9 [10/2022 - 11/2023]

  4. REMOVE NO. 2 ENGINE UNDER COVER ASSEMBLY 

    Refer to PROCEDURE - Step 10 [12/2019 - 10/2022] , or refer to PROCEDURE - Step 10 [10/2022 - 11/2023]

  5. DRAIN COOLANT (for Inverter) 

    Refer to PROCEDURE - Step 1

  6. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 19 [12/2019 - 10/2022] , or refer to PROCEDURE - Step 19 [10/2022 - 11/2023]

  7. REMOVE COOL AIR INTAKE DUCT SEAL 

    Refer to PROCEDURE - Step 1 [12/2019 - 09/2020] , or refer to PROCEDURE - Step 1 [09/2020 - 11/2023]

  8. REMOVE INLET AIR CLEANER ASSEMBLY 

    Refer to PROCEDURE - Step 6 [12/2019 - 10/2022] , or refer to PROCEDURE - Step 6 [10/2022 - 11/2023]

  9. REMOVE AIR CLEANER ASSEMBLY WITH AIR CLEANER HOSE 

    Refer to PROCEDURE - Step 7 [12/2019 - 10/2022] , or refer to PROCEDURE - Step 7 [10/2022 - 11/2023]

  10. DISCONNECT NO. 1 INVERTER COOLING HOSE 
    1. Slide the clip and disconnect the No. 1 inverter cooling hose from the motor cooling cooler.
      GTY924034Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. DISCONNECT NO. 5 INVERTER COOLING HOSE 

    Refer to PROCEDURE - Step 29 [12/2019 - 10/2022] , or refer to PROCEDURE - Step 29 [10/2022 - 11/2023]

  12. DISCONNECT NO. 2 TRANSMISSION OIL COOLER HOSE ASSEMBLY 
    1. Slide the clip and disconnect the No. 2 transmission oil cooler hose assembly from the motor cooling cooler.
      GTY922175Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  13. DISCONNECT NO. 1 MOTOR COOLING HOSE 
    1. Slide the clip and disconnect the No. 1 motor cooling hose from the motor cooling cooler.
      GTY869598Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  14. REMOVE MOTOR COOLING COOLER 
    1. Remove the 3 bolts and motor cooling cooler from the No. 1 transmission control cable bracket.
      GTY924005Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002