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Home >> Lexus >> 2021 >> ES 300h Base >> Repair and Diagnosis >> Maintenance >> Procedures >> Maintenance - Service Information >> UB80F Automatic Transaxle Fluid >> Replacement [08/2020 - ] >> Procedure

Replacement [08/2020 - ]: Procedure

  1. REMOVE FRONT WHEEL OPENING EXTENSION PAD RH 

    Refer to PROCEDURE - Step 9 [08/2020 - 08/2021] , or refer to PROCEDURE - Step 9 [08/2021 - 09/2022] , or refer to PROCEDURE - Step 9 [09/2022 - ]

  2. REMOVE FRONT WHEEL OPENING EXTENSION PAD LH 

    Refer to PROCEDURE - Step 8 [08/2020 - 08/2021] , or refer to PROCEDURE - Step 8 [08/2021 - 09/2022] , or refer to PROCEDURE - Step 8 [09/2022 - ]

  3. REMOVE NO. 1 ENGINE UNDER COVER 

    Refer to PROCEDURE - Step 10 [08/2020 - 08/2021] , or refer to PROCEDURE - Step 10 [08/2021 - 09/2022] , or refer to PROCEDURE - Step 10 [09/2022 - ]

  4. REMOVE NO. 2 ENGINE UNDER COVER ASSEMBLY 

    Refer to PROCEDURE - Step 11 [08/2020 - 08/2021] , or refer to PROCEDURE - Step 11 [08/2021 - 09/2022] , or refer to PROCEDURE - Step 11 [09/2022 - ]

  5. REMOVE FRONT FENDER APRON SEAL LH 

    Refer to PROCEDURE - Step 12 [08/2020 - 08/2021] , or refer to PROCEDURE - Step 12 [08/2021 - 09/2022] , or refer to PROCEDURE - Step 12 [09/2022 - ]

  6. REPLACE AUTOMATIC TRANSAXLE FLUID 
    1. Lift the vehicle. [#1]
      NOTE:

      Set the vehicle on a lift so that the vehicle is kept level when it is lifted up (make sure the tilt angle from the front to rear and side to side of the vehicle is within +/- 1°).

    2. Remove the refill plug and gasket from the automatic transaxle case sub-assembly. [#2]
      GTY958271Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Using a 10 mm hexagon socket wrench, remove the overflow plug and gasket from the transaxle housing. [#3]
      GTY958276Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Using a 6 mm hexagon socket wrench, remove the No. 1 transmission oil filler tube from the transaxle housing and drain the automatic transaxle fluid. [#4]
      GTY957858Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 No. 1 Transmission Oil Filler Tube
    5. Measure the amount of automatic transaxle fluid drained. [#5]
      GTY852865Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

      Add the same amount of automatic transaxle fluid in step [#8].

    6. Using a 6 mm hexagon socket wrench, install the No. 1 transmission oil filler tube to the transaxle housing. [#6]

      Torque: 1.7 N*m (17 kgf*cm, 15 in.*lbf) 

    7. Using a 10 mm hexagon socket wrench, temporarily install the gasket and overflow plug to the transaxle housing. [#7]
      GTY958276Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

      Reuse the old gasket as the overflow plug will be removed again to adjust the automatic transaxle fluid level.

    8. Add automatic transaxle fluid to the refill plug hole using the same amount of automatic transaxle fluid drained in step [#5]. [#8]
      GTY958218Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

      Use Toyota Genuine ATF WS.

    9. Temporarily install the gasket and refill plug to avoid automatic transaxle fluid spillage. [#9]
      GTY958271Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

      Reuse the old gasket as the refill plug will be removed again to adjust the automatic transaxle fluid level.

    10. Lower the vehicle. [#10]
    11. Start the engine. [#11]
    12. Slowly move the shift lever from P to D, and then back to P. [#12]

      HINT: 

      • Slowly move the shift lever to circulate the automatic transaxle fluid through each part of the automatic transaxle assembly.
      • Keep the shift lever in each position for approximately 3 seconds.
    13. Allow the engine to idle for 30 seconds to warm it up. [#13]
    14. Turn the engine switch off. [#14]
    15. Repeat steps [#1] to [#14].
    16. Repeat steps [#1] to [#10].
  7. ADD SPECIFIED AMOUNT OF AUTOMATIC TRANSAXLE FLUID 

    Refer to PROCEDURE - Step 5

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

    Refer to PROCEDURE - Step 6

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

    Refer to PROCEDURE - Step 7

  10. ADJUST AUTOMATIC TRANSAXLE FLUID LEVEL 

    Refer to PROCEDURE - 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 [08/2020 - ]

  12. REBUILD WORK 

    Refer to PROCEDURE - Step 10

  13. INSTALL FRONT FENDER APRON SEAL LH 

    Refer to PROCEDURE - Step 69 [08/2020 - 08/2021] , or refer to PROCEDURE - Step 70 [08/2021 - ]

  14. INSTALL NO. 2 ENGINE UNDER COVER ASSEMBLY 

    Refer to PROCEDURE - Step 71 [08/2020 - 08/2021] , or refer to PROCEDURE - Step 72 [08/2021 - ]

  15. INSTALL NO. 1 ENGINE UNDER COVER 

    Refer to PROCEDURE - Step 72 [08/2020 - 08/2021] , or refer to PROCEDURE - Step 73 [08/2021 - ]

  16. INSTALL FRONT WHEEL OPENING EXTENSION PAD LH 

    Refer to PROCEDURE - Step 73 [08/2020 - 08/2021] , or refer to PROCEDURE - Step 74 [08/2021 - ]

  17. INSTALL FRONT WHEEL OPENING EXTENSION PAD RH 

    Refer to PROCEDURE - Step 74 [08/2020 - 08/2021] , or refer to PROCEDURE - Step 75 [08/2021 - ]