Automatic Transmission Fluid Adjustment

Transmission. Lexus Gs430, Gs300. Uzs190 Grs190
A960E Automatic Transmission. Lexus Gs430, Gs300. Uzs190 Grs190

  1. ADD AUTOMATIC TRANSMISSION FLUID

Automatic Transmission Fluid -- Adjustment



1. ADD AUTOMATIC TRANSMISSION FLUID


  1. Add the automatic transmission fluid following the flow chart below.


    Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Fluid  Adjustment



  1. When adding the maximum amount of fluid: [*1]

    1. Lift up the vehicle.



    2. Lexus Gs430, Gs300. Uzs190 Grs190
    3. Remove the 2 bolts and transmission case cover.



    4. Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Fluid  Adjustment
    5. Remove the refill plug and overflow plug.



    6. Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Fluid  Adjustment
    7. Add ATF through the refill hole until it drains out from the overflow hole.

      NOTICE:
      Be sure to use ATF WS.


    8. Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Fluid  Adjustment
    9. Install a new gasket and the overflow plug.

      Torque:
      20 N*m{204 kgf*cm, 15 ft.*lbf}
    10. Add proper amount of ATF through the refill hole.

      NOTICE:
      Refill amount differs depending on the related procedures indicated below.
      Related procedures
      Refill amount
      Removal and installation of oil pan
      (Including the oil drain)
      1.1 liters (1.2 US qts, 1.0 lmp.qts)
      Removal of transmission valve body assembly
      2.5 liters (2.6 US qts, 2.2 lmp.qts)
      Removal of torque converter assembly
      4.2 liters (4.4 US qts, 3.7 lmp.qts)


    11. Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Fluid  Adjustment
    12. Install a new O-ring and the refill plug.

      Torque:
      39 N*m{400 kgf*cm, 53 ft.*lbf}
    13. Lower the vehicle.



    14. Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Fluid  Adjustment
    15. Using SST, create a short-circuit between terminals TC and CG of the DLC3.

      SST
      09843-18040
    16. Start the engine.

      NOTICE:
      1. Be sure to place the key inside the cabin in order to start the engine.
      2. Turn the A/C off.
    17. Slowly move the shift lever from the P to the S position, shift the gear from 1st to 6th and then return the shift lever to the P position.

    18. Switch to the fluid temperature detection mode.

      1. Move the shift lever from the N to the D position, or from D to N, within 1.5 seconds.
      2. Continue this procedure for 6 seconds or more.
      Standard:
      Meter indicator light "D" comes on for 2 seconds and then goes off.
    19. Return the shift lever to the P position and disconnect terminal TC after confirming the above condition.

    20. Idle the engine to raise fluid temperature.



    21. Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Fluid  Adjustment
    22. Lift up the vehicle immediately after meter indicator light "D" comes on.

      NOTICE:
      1. Add fluid only when the meter indicator light is on.
      2. Perform this procedure while the engine is idling.


    23. Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Fluid  Adjustment
    24. Remove the overflow plug. If ATF overflows, proceed to [*2].
      If ATF does not overflow, proceed to [*3].

      HINT:
      "Overflow" indicates the condition under which ATF drains out from the overflow tube.


    Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Fluid  Adjustment
  1. When fluid overflows: [*2]

    NOTICE:
    Capacity of the overflow tube is approximately 3 cc.

    1. Install a new gasket and the overflow plug when the draining ATF has become a trickle.

      Torque:
      20 N*m{204 kgf*cm, 15 ft.*lbf}
      NOTICE:
      Be careful when handling the drained ATF as it will be hot.
    2. Install a new O-ring and tighten the refill plug.

      Torque:
      39 N*m{400 kgf*cm, 29 ft.*lbf}


    3. Lexus Gs430, Gs300. Uzs190 Grs190
    4. Install the transmission case cover with the 2 bolts.

      Torque:
      5.4 N*m{55 kgf*cm, 48 in.*lbf}
    5. Lower the vehicle.

    6. Turn the engine switch off and remove the SST.



    Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Fluid  Adjustment
  1. When fluid does not overflow:[*3]

    1. Remove the refill plug.



    2. Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Fluid  Adjustment
    3. Add ATF through the refill hole until it drains out from the overflow hole.



    4. Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Fluid  Adjustment
    5. Install a new gasket and the overflow plug when the draining ATF has become a trickle.

      Torque:
      20 N*m{204 kgf*cm, 15 ft.*lbf}
    6. Install a new O-ring and tighten the refill plug.

      Torque:
      39 N*m{400 kgf*cm, 29 ft.*lbf}


    7. Lexus Gs430, Gs300. Uzs190 Grs190
    8. Install the transmission case cover with the 2 bolts.

      Torque:
      5.4 N*m{55 kgf*cm, 48 in.*lbf}
    9. Lower the vehicle.

    10. Turn the engine switch off and remove the SST.



    Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Fluid  Adjustment
  1. When adding a minimum amount of fluid: [*4]

    1. Using SST, create a short-circuit between terminals TC and CG of the DLC3.

      SST
      09843-18040
    2. Start the engine.

      NOTICE:
      1. Be sure to place the key inside the cabin in order to start the engine.
      2. Turn the A/C off.
    3. Slowly move the shift lever from the P to the S position, shift the gear from 1st to 6th and then return the shift lever to the P position.

    4. Switch to the fluid temperature detection mode.

      1. Move the shift lever from the N to the D position, or from D to N, within 1.5 seconds.
      2. Continue this procedure for 6 seconds or more.
      Standard:
      Meter indicator light "D" comes on for 2 seconds and then goes off.
    5. Return the shift lever to the P position and disconnect terminal TC after confirming the above condition.

    6. Idle the engine to raise fluid temperature.



    7. Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Fluid  Adjustment
    8. Lift up the vehicle immediately after meter indicator light "D" comes on.

      NOTICE:
      1. Add fluid only when the meter indicator light is on.
      2. Perform the procedure while the engine is idling.


    9. Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Fluid  Adjustment
    10. Remove the overflow plug. If ATF overflows, proceed to [*5]. If ATF does not overflow, proceed to [*6].

      HINT:
      "Overflow" indicates the condition under which ATF drains out from the overflow tube.


    Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Fluid  Adjustment
  1. When fluid overflows: [*5]

    1. Install a new gasket and the overflow plug when the draining ATF has become a trickle.

      Torque:
      20 N*m{204 kgf*cm, 15 ft.*lbf}
      NOTICE:
      Be careful when handling the drained ATF as it will be hot.


    2. Lexus Gs430, Gs300. Uzs190 Grs190
    3. Install the transmission case cover with the 2 bolts.

      Torque:
      5.4 N*m{55 kgf*cm, 48 in.*lbf}
    4. Lower the vehicle.

    5. Turn the engine switch off and remove the SST.



    Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Fluid  Adjustment
  1. When fluid does not overflow: [*6]

    1. Remove the refill plug.



    2. Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Fluid  Adjustment
    3. Add ATF through the refill hole until it drains out from the overflow hole.



    4. Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Automatic Transmission Fluid  Adjustment
    5. Install a new gasket and the overflow plug when the draining ATF has become a trickle.

      Torque:
      20 N*m{204 kgf*cm, 15 ft.*lbf}
    6. Install a new O-ring and tighten the refill plug.

      Torque:
      39 N*m{400 kgf*cm, 29 ft.*lbf}


    7. Lexus Gs430, Gs300. Uzs190 Grs190
    8. Install the transmission case cover with the 2 bolts.

      Torque:
      5.4 N*m{55 kgf*cm, 48 in.*lbf}
    9. Lower the vehicle.

    10. Turn the engine switch off and remove the SST.