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Home >> Lexus >> 2017 >> LS 460 L, RWD >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling System - Service Information >> RADIATOR(for AWD) >> Installation [09/2015 - ] >> Procedure

Installation [09/2015 - ]: Procedure

  1. INSTALL RADIATOR SUPPORT LOWER 
    1. Install the 2 radiator support lowers.
  2. INSTALL RADIATOR SUPPORT CUSHION 
    1. Install the 2 radiator support cushions.
  3. INSTALL COOLER CONDENSER ASSEMBLY 

    Refer to PROCEDURE - Step 2

  4. INSTALL FAN SHROUD WITH FAN AND MOTOR 

    See step  6

  5. INSTALL RADIATOR ASSEMBLY 
    1. Install the radiator to the front crossmember together with the fan shroud with fan motor.
      GTY412192Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

      Do not allow the radiator to interfere with other parts.

      HINT: 

      Install the radiator to the front side holes of the lower support of the radiator.

  6. CONNECT LIQUID TUBE SUB-ASSEMBLY A 
    1. Remove the attached vinyl tape from the tube and the connecting part of the cooler condenser.
    2. Sufficiently apply compressor oil to a new O-ring and the fitting surface of the tube joint.

      Compressor oil

      ND-OIL 8 or equivalent

    3. Install the O-ring to the liquid tube sub-assembly.
    4. Connect the liquid tube sub-assembly to the cooler condenser with the 2 bolts.

      Torque: 5.4 N*m (55 kgf*cm, 48 in.*lbf) 

      NOTE:
      • When tightening the bolt, do not allow any tools to contact the tube.
      • When tightening the bolt, hold a part of the tube near the connector.
  7. CONNECT DISCHARGE HOSE SUB-ASSEMBLY 
    1. Remove the attached vinyl tape from the hose and the connecting part of the cooler condenser.
    2. Sufficiently apply compressor oil to a new O-ring and the fitting surface of the hose joint.

      Compressor oil

      ND-OIL 8 or equivalent

    3. Install the O-ring to the discharge hose sub-assembly.
    4. Connect the discharge hose sub-assembly to the cooler condenser with the bolt.

      Torque: 5.4 N*m (55 kgf*cm, 48 in.*lbf) 

      NOTE:
      • When tightening the bolt, do not allow any tools to contact the hose.
      • When tightening the bolt, hold a part of the hose near the connector.
  8. INSTALL HOOD LOCK ASSEMBLY 
    1. Install the hood lock assembly to the hood lock control cable.
  9. INSTALL HOOD LOCK CONTROL CABLE COVER 
    1. Connect the wire harness clamp.
    2. Connect the hood lock control cable to the hood lock control cable cover.
    3. Attach the guide to install the hood lock control cable cover.
  10. INSTALL RADIATOR UPPER SUPPORT SUB-ASSEMBLY 
    1. Connect the 3 connectors and attach the 5 wire harness clamps to connect the wire harness.
    2. Install the radiator upper support with the 5 bolts.

      Torque: 8.0 N*m (82 kgf*cm, 71 in.*lbf) 

  11. CONNECT WIRE HARNESS 
    1. Attach the 8 wire harness clamps to the fan shroud, and connect the 3 connectors.
  12. CONNECT HOOD LOCK ASSEMBLY 
    1. Connect the connector.
    2. Connect the hood lock assembly with the 2 bolts and lock nut.

      Torque: 8.0 N*m (82 kgf*cm, 71 in.*lbf) 

    3. Install the lock nut cap.
  13. CONNECT HOOD LOCK CONTROL CABLE COVER 
    1. Connect the hood lock control cable cover with the 3 screws and attach the claw.
  14. INSTALL MILLIMETER WAVE RADAR SENSOR ASSEMBLY (w/ Dynamic Radar Cruise Control System) 

    Refer to PROCEDURE - Step 1

  15. INSTALL ENGINE ROOM ECU OUTLET DUCT 

    Refer to PROCEDURE - Step 86

  16. CONNECT NO. 1 OIL COOLER OUTLET HOSE 
    1. Connect the No. 1 oil cooler out let hose to the radiator.
  17. CONNECT NO. 1 OIL COOLER INLET HOSE 
    1. Connect the No. 1 oil cooler inlet hose to the radiator.
  18. INSTALL NO. 2 RADIATOR HOSE 
    1. Install the No. 2 radiator hose.
      GTY619501Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *a Upper
      *b Front
      *c RH Side

      HINT: 

      The direction of the hose clamp is indicated in the illustration.

  19. INSTALL NO. 1 RADIATOR HOSE 
    1. Install the No. 1 radiator hose to the radiator and water outlet, and then secure it with the hose clamps.
      GTY664378Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Radiator Hose
      *2 Hose Clamp
      *3 Stopper
      *a Upper
      *b RH Side
      *c LH Side
      *d 1.0 to 5.0 mm (0.0393 to 0.196 in.)

      HINT: 

      • The direction of the hose clamp is indicated in the illustration.
      • Insert the radiator hose into the stopper. Set the hose clamp so that the clearance between the hose clamp and the stopper is within 1.0 to 5.0 mm (0.0393 to 0.196 in.).
  20. INSTALL RADIATOR RESERVOIR ASSEMBLY 

    See step  3

  21. ADD ENGINE COOLANT 

    See step  8

  22. CHARGE REFRIGERANT 

    Refer to PROCEDURE - Step 3

  23. INSPECT FOR COOLANT LEAK 

    Refer to PROCEDURE - Step 1

  24. ADD AUTOMATIC TRANSMISSION FLUID 

    (Refer to ADJUSTMENT [09/2015 - ] )

  25. INSPECT FOR REFRIGERANT LEAK 

    Refer to PROCEDURE - Step 5

  26. ADJUST MILLIMETER WAVE RADAR SENSOR ASSEMBLY (w/ Dynamic Radar Cruise Control System) 

    Refer to PROCEDURE - Step 1

  27. INSTALL NO. 1 ENGINE UNDER COVER 

    See step  13

  28. INSTALL NO. 1 AIR CLEANER INLET 

    Refer to PROCEDURE - Step 3

  29. INSTALL V-BANK COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 8

  30. INSTALL FRONT BUMPER REINFORCEMENT 

    (Refer to INSTALLATION [09/2015 - ] )