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Home >> Lexus >> 2024 >> TX 350 Base, FWD >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> Automatic Transmission System (UA81E / UA81F) - Service Information (1 Of 2) >> Oil Cooler >> Installation [09/2023 - ] >> Procedure

Installation [09/2023 - ]: Procedure

  1. INSTALL TRANSMISSION OIL COOLER 
    1. GTY1062989Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Install the transmission oil cooler to the oil cooler bracket with the 3 bolts.

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

        HINT: 

        Tightening order: Temporarily tighten bolt (A) → Fully tighten bolt ((B) → (C) → (A))

  2. CONNECT OUTLET NO. 1 OIL COOLER HOSE 
    1. GTY1063082Courtesy 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 30° (Paint Mark Location)
      1. Connect the outlet No. 1 oil cooler hose to the transmission oil cooler and slide the clip to secure it.
        NOTE:
        • Make sure to slide the outlet No. 1 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. 1 oil cooler hose with paint mark of the transmission oil cooler.
        • Make sure that the paint mark of the outlet No. 1 oil cooler hose and clip are within the location shown in the illustration.
  3. CONNECT INLET NO. 1 OIL COOLER HOSE 
    1. GTY1061679Courtesy 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 - -
      1. Connect the inlet No. 1 oil cooler hose to the transmission oil cooler and slide the clip to secure it.
        NOTE:
        • Make sure to slide the inlet No. 1 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. 1 oil cooler hose with the paint mark of the transmission oil cooler.
        • Make sure that the clip is within the location shown in the illustration.
  4. CONNECT WATER BY-PASS HOSE ASSEMBLY 
    1. GTY1063126Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 2 to 7 mm (0.0787 to 0.276 in.) *b Paint Mark
      *c 60° (Claw of Clip Location) - -
      1. Connect the water by-pass hose assembly to the transmission oil cooler and slide the 2 clips to secure it.
        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.
  5. INSTALL NO. 1 AUTOMATIC TRANSMISSION OIL COOLER TUBE CLAMP 
  6. INSTALL ENGINE WIRE 
  7. INSTALL AIR CLEANER ASSEMBLY 
    Refer to PROCEDURE - Step 4
  8. INSTALL INLET AIR CLEANER ASSEMBLY 
  9. INSTALL COOL AIR INTAKE DUCT SEAL 
  10. ADD ENGINE COOLANT 

    Refer to PROCEDURE - Step 6

  11. ADJUST AUTOMATIC TRANSAXLE FLUID 

    Refer to ADJUSTMENT [09/2023 - ] 

  12. INSPECT FOR ENGINE COOLANT LEAK 

    Refer to PROCEDURE - Step 1

  13. INSPECT FOR AUTOMATIC TRANSAXLE FLUID LEAK 
  14. INSTALL FRONT FENDER APRON SEAL LH 

    Refer to PROCEDURE - Step 88

  15. INSTALL NO. 2 ENGINE UNDER COVER ASSEMBLY 

    Refer to PROCEDURE - Step 90

  16. INSTALL NO. 1 ENGINE UNDER COVER 

    Refer to PROCEDURE - Step 91

  17. INSTALL FRONT WHEEL OPENING EXTENSION PAD LH 
  18. INSTALL FRONT WHEEL OPENING EXTENSION PAD RH 
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