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Home >> Toyota >> 2020 >> Highlander L, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 35 (Automatic Transmission System (UA81E / UA81F) - Service Information (1 Of 2)) >> Automatic Transaxle Fluid >> Replacement [10/2022 - ] >> Procedure

Replacement [10/2022 - ]: Procedure

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  1. REMOVE FRONT WHEEL OPENING EXTENSION PAD LH 

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

  2. REMOVE FRONT WHEEL OPENING EXTENSION PAD RH 

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

  3. REMOVE NO. 1 ENGINE UNDER COVER 

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

  4. REMOVE NO. 2 ENGINE UNDER COVER ASSEMBLY 

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

  5. REMOVE FRONT FENDER APRON SEAL LH 

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

  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 [10/2022 - ]

  12. REBUILD WORK 

    See step  10

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