Radiator Removal

Engine. Lexus Is250, Is220D. Gse20 Ale20
4Gr-Fse Cooling. Lexus Is250, Is220D. Gse20 Ale20

  1. REMOVE COOL AIR INTAKE DUCT SEAL

  2. REMOVE ENGINE ROOM SIDE COVER LH

  3. REMOVE ENGINE ROOM SIDE COVER RH

  4. REMOVE V-BANK COVER SUB-ASSEMBLY

  5. REMOVE NO. 1 INLET AIR CLEANER

  6. DISCONNECT NO. 2 VENTILATION HOSE

  7. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE

  8. REMOVE ENGINE UNDER COVER

  9. DRAIN ENGINE COOLANT

  10. REMOVE FRONT BUMPER ASSEMBLY

  11. REMOVE FRONT BUMPER ENERGY ABSORBER

  12. REMOVE RADIATOR SUPPORT OPENING COVER

  13. REMOVE MILLIMETER WAVE RADAR SENSOR ASSEMBLY (w/ Dynamic Radar Cruise Control System)

  14. REMOVE HOOD LOCK CONTROL CABLE COVER

  15. DISCONNECT HOOD LOCK ASSEMBLY

  16. REMOVE UPPER RADIATOR SUPPORT

  17. REMOVE RADIATOR INLET HOSE

  18. REMOVE RADIATOR OUTLET HOSE

  19. SEPARATE COOLER CONDENSER ASSEMBLY

  20. REMOVE ENGINE ROOM ECU OUTLET DUCT

  21. REMOVE RESERVE TANK CAP SUB-ASSEMBLY

  22. REMOVE RADIATOR ASSEMBLY

Radiator -- Removal



1. REMOVE COOL AIR INTAKE DUCT SEAL


    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the 11 clips and intake duct seal.



2. REMOVE ENGINE ROOM SIDE COVER LH


    Lexus Is250, Is220D. Gse20 Ale20.4Gr-Fse Cooling.Cooling System.Radiator  Removal
  1. Remove the 5 clips and side cover.



3. REMOVE ENGINE ROOM SIDE COVER RH


    Lexus Is250, Is220D. Gse20 Ale20.4Gr-Fse Cooling.Cooling System.Radiator  Removal
  1. Remove the 2 clips and side cover.



4. REMOVE V-BANK COVER SUB-ASSEMBLY


    Lexus Is250, Is220D. Gse20 Ale20
  1. Raise the V-bank cover to disengage the clip on the rear of the cover. Raise the cover again to disengage the 2 clips on the front of the cover and remove the cover.

    NOTICE:
    Attempting to disengage both front and rear clips at the same time may cause the cover to break.


5. REMOVE NO. 1 INLET AIR CLEANER


    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the bolt, clip and inlet air cleaner.



6. DISCONNECT NO. 2 VENTILATION HOSE


    Lexus Is250, Is220D. Gse20 Ale20
  1. Disconnect the ventilation hose from the cylinder head.



7. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE


    Lexus Is250, Is220D. Gse20 Ale20
  1. Disconnect the MAF meter connector.

  1. Disconnect the clamp from the air cleaner.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Disconnect the VSV hose.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Disconnect the 4 clamps.

  1. Remove the hose clamp and air cleaner cap with air cleaner hose.



8. REMOVE ENGINE UNDER COVER


9. DRAIN ENGINE COOLANT
NOTICE:
Do not remove the radiator cap while the engine and radiator are still hot. Pressurized, hot engine coolant and steam may be released and cause serious burns.
  1. Remove the radiator cap and reservoir tank cap.



  1. Loosen the radiator drain cock plug and 2 cylinder block drain cock plugs. Then drain the coolant.

    HINT:
    Collect the coolant in a container and dispose of it according to the regulations in your area.


    Lexus Is250, Is220D. Gse20 Ale20.4Gr-Fse Cooling.Cooling System.Radiator  Removal



10. REMOVE FRONT BUMPER ASSEMBLY


    Lexus Is250, Is220D. Gse20 Ale20.4Gr-Fse Cooling.Cooling System.Radiator  Removal
  1. Using a screwdriver, turn the pin 90 degrees and remove the 2 pin hold clips.

    HINT:
    1. Tape the screwdriver tip before use.
    2. Use the same procedures for the RH side and LH side.


    Lexus Is250, Is220D. Gse20 Ale20.4Gr-Fse Cooling.Cooling System.Radiator  Removal
  1. Put protective tape around the front bumper assembly.

  1. Using a clip remover, remove the 2 clips

  1. Remove the 2 radiator grille protectors.

  1. Remove the bolt and 10 screws.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Disengage the 5 claws and disconnect the front bumper assembly as shown in the illustration.

    HINT:
    Use the same procedures for the RH side and LH side.
  1. Disconnect the headlight washer hose. (w/ headlight cleaner system)

  1. Disconnect the connector and remove the front bumper assembly.



11. REMOVE FRONT BUMPER ENERGY ABSORBER


    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the front bumper energy absorber.



12. REMOVE RADIATOR SUPPORT OPENING COVER


    Lexus Is250, Is220D. Gse20 Ale20.4Gr-Fse Cooling.Cooling System.Radiator  Removal
  1. Disengage the 2 clips and remove the radiator support opening cover.



13. REMOVE MILLIMETER WAVE RADAR SENSOR ASSEMBLY (w/ Dynamic Radar Cruise Control System)
  1. Disconnect the connector.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the 3 bolts and the millimeter wave radar sensor assembly.



14. REMOVE HOOD LOCK CONTROL CABLE COVER


  1. RHD



      Lexus Is250, Is220D. Gse20 Ale20
    1. Remove the 3 screws, clamp and the hood lock control cable cover.



  1. LHD



      Lexus Is250, Is220D. Gse20 Ale20
    1. Remove the 3 screws, clamp and the hood lock control cable cover.



15. DISCONNECT HOOD LOCK ASSEMBLY


    Lexus Is250, Is220D. Gse20 Ale20
  1. Disconnect the connector.



    Lexus Is250, Is220D. Gse20 Ale20.4Gr-Fse Cooling.Cooling System.Radiator  Removal
  1. Remove the hood lock nut cap and the hood lock nut.

  1. Remove the 2 bolts, and separate the hood lock assembly from the radiator support upper.

    NOTICE:
    Do not forcibly bend the hood lock control cable.


16. REMOVE UPPER RADIATOR SUPPORT


    Lexus Is250, Is220D. Gse20 Ale20.4Gr-Fse Cooling.Cooling System.Radiator  Removal
  1. Separate the 4 wire harness clamps and the 3 connectors.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Separate the clamp and the cooling fan motor connector.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Separate the clamp and the No.2 cooling fan motor connector.



    Lexus Is250, Is220D. Gse20 Ale20.4Gr-Fse Cooling.Cooling System.Radiator  Removal
  1. Separate the 6 clamps and the No.2 engine room wire.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the 5 bolts and the upper radiator support.



17. REMOVE RADIATOR INLET HOSE


    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the 2 clips and the radiator inlet hose from the radiator assembly.



18. REMOVE RADIATOR OUTLET HOSE


    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the 2 clamps and the radiator outlet hose from the radiator assembly.



19. SEPARATE COOLER CONDENSER ASSEMBLY


    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the 4 bolts, separate the cooler condenser assembly from the radiator assembly.



20. REMOVE ENGINE ROOM ECU OUTLET DUCT


    Lexus Is250, Is220D. Gse20 Ale20.4Gr-Fse Cooling.Cooling System.Radiator  Removal
  1. Remove the engine room ECU outlet duct from the engine room ECU box.



21. REMOVE RESERVE TANK CAP SUB-ASSEMBLY


    Lexus Is250, Is220D. Gse20 Ale20
  1. Separate the reserve tank cap sub-assembly from the reserve tank.



22. REMOVE RADIATOR ASSEMBLY


    Lexus Is250, Is220D. Gse20 Ale20.4Gr-Fse Cooling.Cooling System.Radiator  Removal
  1. Remove the radiator assembly from the vehicle together with the cooling fan assembly.

    NOTICE:
    Make sure that the cooler condenser assembly and radiator assembly do not come into contact with each other.


    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the 3 claws and the cooling fan assembly from the radiator assembly.



    Lexus Is250, Is220D. Gse20 Ale20
  1. Remove the 2 radiator support cushions and the 2 lower radiator supports.