Generator Removal

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

  1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

  2. REMOVE COOL AIR INTAKE DUCT SEAL

  3. REMOVE ENGINE ROOM SIDE COVER LH

  4. REMOVE V-BANK COVER SUB-ASSEMBLY

  5. REMOVE NO. 1 INLET AIR CLEANER

  6. REMOVE V-RIBBED BELT

  7. DRAIN ENGINE COOLANT

  8. REMOVE RADIATOR INLET HOSE

  9. REMOVE NO. 2 ENGINE COVER

  10. REMOVE NO. 2 IDLER PULLEY SUB-ASSEMBLY

  11. DISCONNECT WIRE HARNESS

  12. REMOVE GENERATOR ASSEMBLY

Generator -- Removal



1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL


2. REMOVE COOL AIR INTAKE DUCT SEAL


    Lexus Is250, Is220D. Gse20 Ale20

  1. Remove the 11 clips and intake duct seal.



3. REMOVE ENGINE ROOM SIDE COVER LH


    Lexus Is250, Is220D. Gse20 Ale20.4Gr-Fse Charging.Charging System.Generator Removal

  1. Remove the 5 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. REMOVE V-RIBBED BELT


    Lexus Is250, Is220D. Gse20 Ale20

  1. While releasing the belt tension by turning the belt tensioner counterclockwise, and remove the V-ribbed belt from the belt tensioner.



    Lexus Is250, Is220D. Gse20 Ale20.4Gr-Fse Charging.Charging System.Generator Removal

  1. While turning the belt tensioner counterclockwise, align with its holes, and then insert the 5 mm bi-hexagon wrench into the holes to fix the belt tensioner.



7. 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 Charging.Charging System.Generator Removal



8. REMOVE RADIATOR INLET HOSE


    Lexus Is250, Is220D. Gse20 Ale20

  1. Remove the 2 clips and the radiator inlet hose from the radiator assembly.



9. REMOVE NO. 2 ENGINE COVER


    Lexus Is250, Is220D. Gse20 Ale20

  1. Remove the 3 clips and clamp, then remove the No. 2 engine cover.



10. REMOVE NO. 2 IDLER PULLEY SUB-ASSEMBLY


    Lexus Is250, Is220D. Gse20 Ale20

  1. Remove the bolt, idler pulley cover plate No.2 and No.2 idler pulley sub-assembly.



11. DISCONNECT WIRE HARNESS


    Lexus Is250, Is220D. Gse20 Ale20.4Gr-Fse Charging.Charging System.Generator Removal

  1. Remove the 3 nuts (A) and disconnect wire harness.

  1. Disconnect the 2 connectors (B).



12. REMOVE GENERATOR ASSEMBLY


    Lexus Is250, Is220D. Gse20 Ale20.4Gr-Fse Charging.Charging System.Generator Removal

  1. Remove the terminal cap.

  1. Remove the nut (A) and disconnect the wire harness from terminal B.

  1. Remove the bolt (B) and clamp bracket.

  1. Disconnect the generator connector, and detach the 2 clamps.



    Lexus Is250, Is220D. Gse20 Ale20

  1. Remove the nut, and disconnect the generator bracket.



    Lexus Is250, Is220D. Gse20 Ale20

  1. Remove the 2 bolts and generator.



    Lexus Is250, Is220D. Gse20 Ale20

  1. Remove the 2 bolts and 2 generator brackets.