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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 >> Installation [07/2019 - 10/2019] >> Procedure

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

  1. INSTALL TRANSMISSION OIL COOLER 
    1. Type A:
      1. Engage the hook and temporarily install the transmission oil cooler to the automatic transaxle case sub-assembly with the bolt (A).
        GTY744978Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Install the bolt (B).

        Torque: 13.5 N.m (138 kgf/cm, 10 ft.lbf) 

      3. Install the bolt (C).

        Torque: 13.5 N.m (138 kgf/cm, 10 ft.lbf) 

      4. Fully tighten the bolt (A) to install the transmission oil cooler.

        Torque: 13.5 N.m (138 kgf/cm, 10 ft.lbf) 

    2. Type B:
      1. Temporarily install the transmission oil cooler to the automatic transaxle case sub-assembly with the bolt (A).
        GTY880370Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Install the bolt (B).

        Torque: 13.5 N.m (138 kgf/cm, 10 ft.lbf) 

      3. Install the bolt (C).

        Torque: 13.5 N.m (138 kgf/cm, 10 ft.lbf) 

      4. Fully tighten the bolt (A) to install the transmission oil cooler.

        Torque: 13.5 N.m (138 kgf/cm, 10 ft.lbf) 

  2. CONNECT WATER BY-PASS HOSE ASSEMBLY 
    1. Connect the water by-pass hose assembly to the transmission oil cooler and slide the clip to secure it.
      GTY747313Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 2 to 7 mm (0.0787 to 0.276 in.) *b Paint Mark
      *c 45° (Claw of Clip Location) - -
      NOTE:
      • Make sure to slide the water by-pass hose assembly until it contacts the hose stopper of the transmission oil cooler.
      • Make sure to align the paint mark of the water by-pass hose assembly with the paint mark of the transmission oil cooler.
      • Make sure that the claws of the clip are within the location shown in the illustration.
  3. CONNECT NO. 1 WATER BY-PASS HOSE 
    1. Connect the No. 1 water by-pass hose to the transmission oil cooler and slide the clip to secure it.
      GTY747596Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 2 to 7 mm (0.0787 to 0.276 in.) *b Paint Mark
      *c 45° (Claw of Clip Location) - -
      NOTE:
      • Make sure to slide the No. 1 water by-pass hose until it contacts the hose stopper of the transmission oil cooler.
      • Make sure to align the paint mark of the No. 1 water by-pass hose with the paint mark of the transmission oil cooler.
      • Make sure that the claws of the clip are within the location shown in the illustration.
    2. Engage the 3 clamps to install the transmission breather clamp.
  4. INSTALL NO. 1 OIL COOLER TUBE SUB-ASSEMBLY WITHOUT HOSE 
    1. Install 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 to the No. 1 oil cooler tube sub-assembly without hose and slide the 4 clips to secure them.
      GTY928448Courtesy 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 - -
      *a 2 to 7 mm (0.0787 to 0.276 in.) *b 45° (Claw of Clip Location)
      *c 0 to 3 mm (0 to 0.118 in.) - -
      NOTE:
      • Make sure to slide 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 until each contacts the hose stopper of the No. 1 oil cooler tube sub-assembly without hose.
      • Make sure that the claws of each clip are within the location shown in the illustration.
    2. Connect the outlet No. 2 oil cooler hose to the transmission oil cooler and slide the clip to secure it.
      GTY759371Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 0 to 3 mm (0 to 0.118 in.)
      *b 2 to 7 mm (0.0787 to 0.276 in.)
      *c Paint Mark
      *d 45° (Claw of Clip Location)
      NOTE:
      • Make sure to slide the outlet No. 2 oil cooler hose until it contacts the hose stopper of the transmission oil cooler.
      • Make sure to align the paint mark of the outlet No. 2 oil cooler hose with the paint mark of the transmission oil cooler.
      • Make sure that the claws of the clip are within the location shown in the illustration.
    3. Connect the inlet No. 2 oil cooler hose to the transmission oil cooler and slide the clip to secure it.
      GTY761422Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 0 to 3 mm (0 to 0.118 in.)
      *b 2 to 7 mm (0.0787 to 0.276 in.)
      *c Paint Mark
      *d 45° (Claw of Clip Location)
      NOTE:
      • Make sure to slide the inlet No. 2 oil cooler hose until it contacts the hose stopper of the transmission oil cooler.
      • Make sure to align the paint mark of the inlet No. 2 oil cooler hose with the paint mark of the transmission oil cooler.
      • Make sure that the claws of the clip are within the location shown in the illustration.
    4. Temporarily install the No. 1 oil cooler tube sub-assembly without hose to the automatic transaxle case sub-assembly with the 2 bolts.
      GTY956608Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Bolt (A)
      *b Bolt (B)
      *c Union Nut Wrench
      *d Torque Wrench Fulcrum Length
    5. Using a 12 mm union nut wrench, tighten the bolt (A).

      Specified Tightening Torque 

      Torque: 13.5 N.m (138 kgf/cm, 10 ft.lbf) 

      HINT: 

      • Calculate the torque wrench reading when changing the fulcrum length of the torque wrench.

        Refer to PRECAUTION [06/2018 - ]

      • When using a 12 mm union nut wrench (fulcrum length of 20 mm (0.787 in.)) + torque wrench (fulcrum length of 162 mm (6.38 in.)):

        12.0 N.m (122 kgf/cm, 9 ft.lbf)

    6. Using a 14 mm union nut wrench, tighten the bolt (B).

      Specified Tightening Torque 

      Torque: 28 N.m (286 kgf/cm, 21 ft.lbf) 

      HINT: 

      • Calculate the torque wrench reading when changing the fulcrum length of the torque wrench.

        Refer to PRECAUTION [06/2018 - ]

      • When using a 14 mm union nut wrench (fulcrum length of 25 mm (0.984 in.)) + torque wrench (fulcrum length of 180 mm (7.09 in.)):

        24.6 N.m (251 kgf/cm, 18 ft.lbf)

  5. CONNECT INLET NO. 1 OIL COOLER HOSE 
    1. Connect the inlet No. 1 oil cooler hose to the No. 1 oil cooler outlet tube sub-assembly and slide the clip to secure it.
      GTY931019Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 0 to 3 mm (0 to 0.118 in.)
      *b 2 to 7 mm (0.0787 to 0.276 in.)
      NOTE:

      Make sure to slide the inlet No. 1 oil cooler hose until it contacts the hose stopper of the No. 1 oil cooler outlet tube sub-assembly.

  6. CONNECT OUTLET NO. 1 OIL COOLER HOSE 
    1. Connect the outlet No. 1 oil cooler hose to the oil cooler union sub-assembly and slide the clip to secure it.
      GTY852484Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 0 to 3 mm (0 to 0.118 in.)
      *b 2 to 7 mm (0.0787 to 0.276 in.)
      *c Paint Mark (Left Side of Vehicle)
      *d 30° (Paint Mark Location)
      NOTE:
      • Make sure to slide the outlet No. 1 oil cooler hose until it contacts the hose stopper of the oil cooler union sub-assembly.
      • Make sure that the paint mark of the outlet No. 1 oil cooler hose is within the location shown in the illustration.
  7. INSTALL BATTERY CLAMP SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 41

  8. INSTALL ECM 

    Refer to INSTALLATION [06/2018 - ]

  9. INSTALL BATTERY 

    Refer to INSTALLATION [06/2018 - ]

  10. ADD ENGINE COOLANT 

    Refer to PROCEDURE - Step 2

  11. ADJUST AUTOMATIC TRANSAXLE FLUID 

    Refer to ADJUSTMENT [06/2018 - 08/2020] 

  12. INSPECT FOR OIL LEAK 
  13. INSPECT FOR COOLANT LEAK 

    Refer to PROCEDURE - Step 1

  14. INSTALL FRONT FENDER APRON SEAL LH 

    Refer to PROCEDURE - Step 66

  15. INSTALL NO. 3 ENGINE UNDER COVER 

    Refer to PROCEDURE - Step 69

  16. INSTALL NO. 1 ENGINE UNDER COVER 

    Refer to PROCEDURE - Step 70

  17. INSTALL FRONT WHEEL OPENING EXTENSION PAD LH 

    Refer to PROCEDURE - Step 71

  18. INSTALL FRONT WHEEL OPENING EXTENSION PAD RH 

    Refer to PROCEDURE - Step 72

  19. INSTALL FRONT WHEEL LH 

    Refer to PROCEDURE - Step 1

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