DSD Information System
Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission System (UA80F) - Service Information (1 Of 2) >> Automatic Transaxle Fluid >> Replacement [12/2019 - 10/2022] >> Procedure

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

  1. REMOVE FRONT WHEEL OPENING EXTENSION PAD LH 

    Refer to PROCEDURE - Step 8 [12/2019 - 09/2020] , or refer to PROCEDURE - Step 8 [09/2020 - 10/2022]

  2. REMOVE FRONT WHEEL OPENING EXTENSION PAD RH 

    Refer to PROCEDURE - Step 9 [12/2019 - 09/2020] , or refer to PROCEDURE - Step 9 [09/2020 - 10/2022]

  3. REMOVE NO. 1 ENGINE UNDER COVER 

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

  4. REMOVE REAR ENGINE UNDER COVER LH 

    Refer to PROCEDURE - Step 11 [12/2019 - 09/2020] , or refer to PROCEDURE - Step 11 [09/2020 - 10/2022]

  5. REMOVE FRONT FENDER APRON SEAL LH 

    Refer to PROCEDURE - Step 15 [12/2019 - 09/2020] , or refer to PROCEDURE - Step 15 [09/2020 - 10/2022]

  6. REPLACE AUTOMATIC TRANSAXLE FLUID 

    Refer to PROCEDURE - Step 6

  7. ADD SPECIFIED AMOUNT OF AUTOMATIC TRANSAXLE FLUID 

    See step  5

  8. ADJUST AUTOMATIC TRANSAXLE FLUID TEMPERATURE (when Using the GTS) 

    See step  6

  9. ADJUST AUTOMATIC TRANSAXLE FLUID TEMPERATURE (when Not Using the GTS) 

    See step  7

  10. ADJUST AUTOMATIC TRANSAXLE FLUID LEVEL 

    See step  8

  11. PERFORM ATF THERMAL DEGRADATION ESTIMATE RESET 
    NOTE:

    If approximately 50% or more of the ATF has been replaced during a repair of the transaxle or a similar operation, perform ATF Thermal Degradation Estimate Reset.

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

  12. REBUILD WORK 

    See step  10

  13. 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]

  14. 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]

  15. 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]

  16. 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]

  17. 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]