Automatic Transmission Assembly Installation

Transmission. Lexus Gs430, Gs300. Uzs190 Grs190
A761E Automatic Transmission. Lexus Gs430, Gs300. Uzs190 Grs190

  1. INSPECT TORQUE CONVERTER CLUTCH ASSEMBLY

  2. INSTALL TORQUE CONVERTER CLUTCH ASSEMBLY

  3. INSTALL TRANSMISSION CONTROL SHAFT LEVER RH

  4. INSTALL ENGINE MOUNTING INSULATOR REAR NO.1

  5. INSTALL AUTOMATIC TRANSMISSION ASSEMBLY

  6. INSTALL FLYWHEEL HOUSING UNDER COVER

  7. INSTALL WIRE HARNESS AND CONNECTORS

  8. INSTALL ENGINE REAR MOUNTING MEMBER

  9. CONNECT FLOOR SHIFT GEAR SHIFTING ROD SUB-ASSEMBLY

  10. INSTALL OIL COOLER OUTLET TUBE NO.1

  11. INSTALL OIL COOLER INLET TUBE NO.1

  12. ADJUST SHIFT LEVER POSITION

  13. INSPECT SHIFT LEVER POSITION

  14. INSTALL PROPELLER W/CENTER BEARING SHAFT ASSEMBLY

  15. INSTALL EXHAUST PIPE NO.1 SUPPORT BRACKET SUB-ASSEMBLY

  16. INSTALL FRONT EXHAUST PIPE ASSEMBLY

  17. INSTALL ENGINE UNDER COVER AIR GUIDE BRACKET

  18. ADD AUTOMATIC TRANSMISSION FLUID

  19. INSTALL ENGINE UNDER COVER NO.2

  20. INSTALL ENGINE UNDER COVER

  21. RESET MEMORY

  22. PERFORM INITIALIZATION

Automatic Transmission Assembly -- Installation



1. INSPECT TORQUE CONVERTER CLUTCH ASSEMBLY
(Click here)


2. INSTALL TORQUE CONVERTER CLUTCH ASSEMBLY


    Lexus Gs430, Gs300. Uzs190 Grs190.A761E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Assembly  Installation
  1. Using calipers and a straight edge, measure dimension A between the transmission and the end surface of the drive plate.



    Lexus Gs430, Gs300. Uzs190 Grs190.A761E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Assembly  Installation
  1. Aligning the matchmarks on the transmission case and torque converter clutch, engage the splines of the input shaft and turbine runner.



    Lexus Gs430, Gs300. Uzs190 Grs190.A761E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Assembly  Installation
  1. Engage the splines of the stator shaft and stator while turning the torque converter clutch.

    HINT:
    Turn the torque converter clutch approximately 180°.


    Lexus Gs430, Gs300. Uzs190 Grs190.A761E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Assembly  Installation
  1. Turn the torque converter clutch and align the matchmarks on the torque converter clutch and transmission case to engage the key of the oil pump drive gear into the slot on the torque converter clutch.

    NOTICE:
    Do not push on the torque converter when aligning the matchmarks.


    Lexus Gs430, Gs300. Uzs190 Grs190.A761E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Assembly  Installation
  1. Using calipers and a straight edge, measure dimension B shown in the illustration and check that B is greater than A measured in step (a).

    Standard:
    A + 1 mm or more


3. INSTALL TRANSMISSION CONTROL SHAFT LEVER RH


    Lexus Gs430, Gs300. Uzs190 Grs190.A761E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Assembly  Installation
  1. Install the transmission control shaft lever RH with the nut.

    Torque:
    16 N*m{160 kgf*cm, 12 ft.*lbf}


4. INSTALL ENGINE MOUNTING INSULATOR REAR NO.1


    Lexus Gs430, Gs300. Uzs190 Grs190.A761E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Assembly  Installation
  1. Install the engine mounting insulator rear No.1 with the 4 bolts.

    Torque:
    12 N*m{122 kgf*cm, 9 ft.*lbf}


5. INSTALL AUTOMATIC TRANSMISSION ASSEMBLY


    Lexus Gs430, Gs300. Uzs190 Grs190.A761E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Assembly  Installation
  1. Install the automatic transmission assembly to the engine with the 9 bolts.

    Torque:
    Bolt A: 14 mm head bolt:
    37 N*m{377 kgf*cm, 27 ft.*lbf}
    Bolt B: 17 mm head bolt:
    71 N*m{724 kgf*cm, 52 ft.*lbf}
    HINT:
    1. Make sure that the mark is position as shown in the illustration.
    2. Bolt (B) will be tightened with the wire harness clamp.


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Install the 6 torque converter clutch mounting bolts.

    Torque:
    48 N*m{489 kgf*cm, 35 ft.*lbf}
    HINT:
    First install the black colored bolt and then the remaining 5 bolts.


6. INSTALL FLYWHEEL HOUSING UNDER COVER


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Install the fly wheel housing under cover with the 2 bolts.

    Torque:
    18 N*m{184 kgf*cm, 13 ft.*lbf}


7. INSTALL WIRE HARNESS AND CONNECTORS
  1. Connect the 2 speed sensor connectors.

  1. Connect the transmission wire connector.

  1. Connect the park/neutral position switch connector.



    Lexus Gs430, Gs300. Uzs190 Grs190.A761E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Assembly  Installation
  1. Install the wire harness clamps with the 5 bolts.

    Torque:
    Bolt (A):
    71 N*m{724 kgf*cm, 52 ft.*lbf}
    Bolt (B):
    10 N*m{102 kgf*cm, 7 ft.*lbf}
    HINT:
    Bolt (A) is tightened to the transmission housing.


8. INSTALL ENGINE REAR MOUNTING MEMBER


    Lexus Gs430, Gs300. Uzs190 Grs190.A761E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Assembly  Installation
  1. Install the engine rear mounting member with the 4 nuts.

    Torque:
    13 N*m{133 kgf*cm, 10 ft.*lbf}


    Lexus Gs430, Gs300. Uzs190 Grs190.A761E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Assembly  Installation
  1. Install the engine rear mounting member with the 4 bolts.

    Torque:
    26 N*m{265 kgf*cm, 19 ft.*lbf}


9. CONNECT FLOOR SHIFT GEAR SHIFTING ROD SUB-ASSEMBLY


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Connect the floor shift gear shifting rod sub-assembly with the nut.

    Torque:
    13 N*m{130 kgf*cm, 9 ft.*lbf}


10. INSTALL OIL COOLER OUTLET TUBE NO.1
  1. Temporarily install the oil cooler outlet tube No.1.

  1. Temporarily install the oil cooler inlet tube No.1.



  1. Install the 2 clamps with the 2 bolts.

    Torque:
    5.0 N*m{51 kgf*cm, 44 in.*lbf}


    Lexus Gs430, Gs300. Uzs190 Grs190.A761E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Assembly  Installation



    Lexus Gs430, Gs300. Uzs190 Grs190.A761E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Assembly  Installation
  1. Tighten the oil cooler outlet tube No.1.

    Torque:
    42 N*m{428 kgf*cm, 31 ft.*lbf}
    NOTICE:
    Use a torque wrench with a fulcrum length of 460 mm (18.11 in.)


11. INSTALL OIL COOLER INLET TUBE NO.1


    Lexus Gs430, Gs300. Uzs190 Grs190.A761E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Assembly  Installation
  1. Tighten the oil cooler inlet tube No.1.

    Torque:
    42 N*m{428 kgf*cm, 31 ft.*lbf}
    NOTICE:
    Use a torque wrench with a fulcrum length of 460 mm (18.11 in.)


12. ADJUST SHIFT LEVER POSITION


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Remove the nut and disconnect the shifting rod.



    Lexus Gs430, Gs300. Uzs190 Grs190.A761E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Assembly  Installation
  1. Turn the control shaft lever of the neutral start switch counterclockwise until it stops, and turn it clockwise 2 notches to set it to the N position.

  1. Move the shift lever to the N position and tighten the nut while lightly pushing the lever toward the R position.

    NOTICE:
    Do not push the shift lever too hard.
  1. After adjustment, check that the shift lever moves smoothly and the shift lever and gear operate correctly.



13. INSPECT SHIFT LEVER POSITION
  1. When shifting from the P to the R position with the engine switch on (IG) and brake pedal depressed, make sure that the shift lever moves smoothly and moves correctly into position.

  1. Start the engine and make sure that the vehicle moves forward when shifting from the N to the D position and moves rearward when shifting to the R position.
    If operation cannot be done as specified, inspect the park/neutral position switch assembly and check the shift lever assembly installation condition.



14. INSTALL PROPELLER W/CENTER BEARING SHAFT ASSEMBLY
(Click here)


15. INSTALL EXHAUST PIPE NO.1 SUPPORT BRACKET SUB-ASSEMBLY


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Install the exhaust pipe No.1 support bracket sub-assembly with the 2 bolts.

    Torque:
    43 N*m{438 kgf*cm, 32 ft.*lbf}


16. INSTALL FRONT EXHAUST PIPE ASSEMBLY
(Click here)


17. INSTALL ENGINE UNDER COVER AIR GUIDE BRACKET


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Install the engine under cover air guide bracket with the 2 bolts.

    Torque:
    26 N*m{260 kgf*cm, 19 ft.*lbf}


18. ADD AUTOMATIC TRANSMISSION FLUID
(Click here)


19. INSTALL ENGINE UNDER COVER NO.2


20. INSTALL ENGINE UNDER COVER


21. RESET MEMORY
(Click here)


22. PERFORM INITIALIZATION
(Click here)