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Home >> Lexus >> 2019 >> ES 350 Luxury >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Automatic Transmission System (UA80E) - Service Information (1 Of 4) >> Oil Cooler >> Removal [07/2019 - 10/2019] >> Procedure

Removal [07/2019 - 10/2019]: Procedure

  1. REMOVE BATTERY 

    Refer to REMOVAL [06/2018 - 08/2021]

  2. REMOVE ECM 

    Refer to REMOVAL [06/2018 - 10/2019]

  3. REMOVE BATTERY CLAMP SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 25

  4. REMOVE FRONT WHEEL LH 

    Refer to REMOVAL [06/2018 - ]

  5. REMOVE FRONT WHEEL OPENING EXTENSION PAD LH 

    Refer to PROCEDURE - Step 7

  6. REMOVE FRONT WHEEL OPENING EXTENSION PAD RH 

    Refer to PROCEDURE - Step 8

  7. REMOVE NO. 1 ENGINE UNDER COVER 

    Refer to PROCEDURE - Step 9

  8. REMOVE NO. 3 ENGINE UNDER COVER 

    Refer to PROCEDURE - Step 10

  9. REMOVE FRONT FENDER APRON SEAL LH 

    Refer to PROCEDURE - Step 12

  10. DRAIN ENGINE COOLANT 

    Refer to PROCEDURE - Step 1

  11. DRAIN AUTOMATIC TRANSAXLE FLUID 

    See step  7

  12. DISCONNECT OUTLET NO. 1 OIL COOLER HOSE 
    1. Slide the clip and disconnect the outlet No. 1 oil cooler hose from the oil cooler union sub-assembly.
      GTY865207Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

      Use a container to catch any automatic transaxle fluid which flows out of the outlet No. 1 oil cooler hose and oil cooler union sub-assembly.

  13. DISCONNECT INLET NO. 1 OIL COOLER HOSE 
    1. Slide the clip and disconnect the inlet No. 1 oil cooler hose from the No. 1 oil cooler outlet tube sub-assembly.
      GTY865179Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

      Use a container to catch any automatic transaxle fluid which flows out of the inlet No. 1 oil cooler hose and No. 1 oil cooler outlet tube sub-assembly.

  14. REMOVE NO. 1 OIL COOLER TUBE SUB-ASSEMBLY WITHOUT HOSE 
    1. Remove the 2 bolts to disconnect the No. 1 oil cooler tube sub-assembly without hose from the automatic transaxle case sub-assembly.
      GTY932125Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Slide the clip and disconnect the inlet No. 2 oil cooler hose from the transmission oil cooler.
      GTY762233Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

      Use a container to catch any automatic transaxle fluid which flows out of the inlet No. 2 oil cooler hose and transmission oil cooler.

    3. Slide the clip and disconnect the outlet No. 2 oil cooler hose to remove the No. 1 oil cooler tube sub-assembly without hose from the transmission oil cooler.
      GTY762231Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

      Use a container to catch any automatic transaxle fluid which flows out of the outlet No. 2 oil cooler hose and transmission oil cooler.

    4. Slide the 4 clips and remove the inlet No. 1 oil cooler hose, inlet No. 2 oil cooler hose, outlet No. 1 oil cooler hose and outlet No. 2 oil cooler hose from the No. 1 oil cooler tube sub-assembly without hose.
      GTY913098Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 No. 1 Oil Cooler Tube Sub-assembly without Hose
      *2 Inlet No. 1 Oil Cooler Hose
      *3 Inlet No. 2 Oil Cooler Hose
      *4 Outlet No. 1 Oil Cooler Hose
      *5 Outlet No. 2 Oil Cooler Hose
  15. DISCONNECT NO. 1 WATER BY-PASS HOSE 
    1. Disengage the 3 clamps to remove the transmission breather clamp.
      GTY768649Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Slide the clip and disconnect the No. 1 water by-pass hose from the transmission oil cooler.
      GTY740941Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

      Use a container to catch any coolant which flows out of the No. 1 water by-pass hose and transmission oil cooler.

  16. DISCONNECT WATER BY-PASS HOSE ASSEMBLY 
    1. Slide the clip and disconnect the water by-pass hose assembly from the transmission oil cooler.
      GTY768648Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      HINT: 

      Use a container to catch any coolant which flows out of the water by-pass hose assembly and transmission oil cooler.

  17. REMOVE TRANSMISSION OIL COOLER 
    1. Type A:
      1. Remove the 3 bolts.
        GTY762235Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Disengage the hook to remove the transmission oil cooler from the automatic transaxle case sub-assembly.

        HINT: 

        Use a container to catch any coolant and automatic transaxle fluid which flow out of the transmission oil cooler.

    2. Type B:
      1. Remove the 3 bolts and transmission oil cooler from the automatic transaxle case sub-assembly.

        HINT: 

        Use a container to catch any coolant and automatic transaxle fluid which flow out of the transmission oil cooler.

        GTY865164Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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