RADIATOR REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during radiator assembly removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced
Replaced Part or Performed Procedure Necessary Procedure Effect/Inoperative Function when Necessary Procedure not Performed Link
Battery terminal is disconnected/reconnected Memorize steering angle neutral point LKA /LDA system

Click here

Intelligent clearance sonar system*1
Pre-crash safety system

Lighting system (EXT)


  • Cornering lights
Adaptive high beam system
Drive the vehicle until stop and start control is permitted (approximately 15 to 60 minutes) Stop and start system

Click here

Memorize steering angle neutral point Parking assist monitor system (w/ Parallel parking assist function)

Click here

Parking assist monitor system (w/o Parallel parking assist function)

Click here

Panoramic view monitor system

Click here

Initialize back door lock Power door lock control system

Click here

Reset back door close position Power back door system

Click here

Replacement of battery

  • Integrated Current Value Initialization

  • Switch Battery Type

 Stop and start system

Click here


  • Front television camera assembly

  • Front bumper assembly

  • Radiator grille

 Front television camera view adjustment Panoramic view monitor system

Click here for Initialization

Click here for Calibration
Front bumper assembly (w/ Intelligent clearance sonar system)

  • Ultrasonic sensor detection angle

  • Ultrasonic sensor detection angle registration

  • Intelligent clearance sonar system

  • LEXUS parking assist-sensor system

Click here

*1: When performing learning using the GTS.

Click here

PROCEDURE


  1. PRECAUTION

    Note

    After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.

    Click here

  2. REMOVE FRONT WHEEL OPENING EXTENSION PAD LH

    Click here

  3. REMOVE FRONT WHEEL OPENING EXTENSION PAD RH

    Click here

  4. REMOVE NO. 3 ENGINE UNDER COVER

    Click here

  5. REMOVE NO. 1 ENGINE UNDER COVER

    Click here

  6. DRAIN ENGINE COOLANT

    Click here

  7. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

    Note

    When disconnecting the cable, some systems need to be initialized after the cable is reconnected.

    Click here

  8. REMOVE BATTERY

    for 2WD: Click here

    for AWD: Click here

  9. REMOVE FRONT BUMPER COVER

    Click here

  10. REMOVE HOOD LOCK CONTROL CABLE COVER

    for LHD: Click here

    for RHD: Click here

  11. REMOVE HOOD LOCK RELEASE LEVER PROTECTOR

    Click here

  12. REMOVE HOOD LOCK ASSEMBLY

    Click here

  13. REMOVE INLET AIR CLEANER ASSEMBLY

    Click here

  14. REMOVE UPPER RADIATOR SUPPORT SUB-ASSEMBLY


    1. w/ Smog Ventilation Sensor:


      1. B005LZG

        Disconnect the smog ventilation sensor connector.

    2. B005NEJ

      for LHD:


      1. Disengage the 4 clamps and disconnect the wire harness from the upper radiator support sub-assembly.

    3. B005MZK

      for RHD:


      1. Disengage the 5 clamps and disconnect the wire harness from the upper radiator support sub-assembly.

    4. B005Q49

      Remove the 7 bolts and upper radiator support sub-assembly.

  15. DISCONNECT NO. 1 RADIATOR HOSE


    1. B005M4F

      Slide the clip and disconnect the No. 1 radiator hose.

  16. DISCONNECT NO. 2 RADIATOR HOSE


    1. B005PQI

      Disengage the clamp and disconnect the No. 2 radiator hose from the fan shroud assembly.

    2. Slide the clip and disconnect the No. 2 radiator hose.

  17. DISCONNECT INLET NO. 1 OIL COOLER HOSE


    1. B005MEI

      Disengage the clamp to disconnect the inlet No. 1 oil cooler hose from the fan shroud assembly.

    2. Slide the clip and disconnect the inlet No. 1 oil cooler hose.

  18. DISCONNECT OUTLET NO. 1 OIL COOLER HOSE


    1. B005NC8

      Slide the clip and disconnect the outlet No. 1 oil cooler hose.

  19. REMOVE RADIATOR ASSEMBLY


    1. B005MRE

      Disengage the 2 claws.

    2. Disengage the 2 guides to separate the cooler condenser assembly from the radiator assembly.

      Note

      Make sure not to damage the cooler condenser assembly when removing the radiator assembly.

    3. B005LAH

      Disconnect the cooling fan ECU connector.

    4. Disengage the 4 wire harness clamps.

    5. Remove the radiator assembly with the fan shroud assembly from the vehicle body.

      Note

      Do not apply excessive force to the cooler condenser assembly or pipe when removing the radiator assembly with the fan shroud assembly.

    6. B005O3T

      Disconnect the radiator reserve tank hose from the radiator assembly.

    7. B005L66

      Disengage the 3 claws.

    8. Disengage the 3 guides to remove the fan shroud assembly from the radiator assembly.

      Note

      Do not damage the radiator assembly when removing the fan shroud assembly.

  20. REMOVE RADIATOR SUPPORT CUSHION


    1. Remove the 2 radiator support cushions from the radiator assembly.

  21. REMOVE LOWER RADIATOR SUPPORT


    1. Remove the 2 lower radiator supports from the radiator assembly.