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Home >> Lexus >> 2017 >> LS 460 L, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Automatic Transmission (Aa80F) - Service Information) >> Automatic Transmission Assembly >> Removal [09/2015 - ] >> Procedure

Removal [09/2015 - ]: Procedure

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  1. PRECAUTION 
    NOTE:

    After turning the engine switch off, waiting time may be required before disconnecting the cable from the battery terminal. Therefore, make sure to read the disconnecting the cable from the battery terminal notice before proceeding with work (Refer to PRECAUTION [09/2015 - ] ).

  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    NOTE:

    When disconnecting the cable, some systems need to be initialized after the cable is reconnected (Refer to INITIALIZATION [09/2015 - ] ).

  3. DRAIN AUTOMATIC TRANSMISSION FLUID 
    1. Remove the drain plug and gasket and drain the ATF.
    2. Install a new gasket and the drain plug.

      Torque: 20 N*m (204 kgf*cm, 15 ft.*lbf) 

  4. REMOVE ENGINE AND TRANSMISSION 

    (Refer to REMOVAL [09/2015 - ] )

  5. REMOVE TRANSMISSION CONTROL SHAFT LEVER RH 
    GTY273832Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Remove the nut and transmission control shaft lever RH together with the floor shift gear shifting rod sub-assembly.
  6. REMOVE EXHAUST MANIFOLD SUB-ASSEMBLY RH 

    (Refer to REMOVAL [09/2015 - ] )

  7. REMOVE EXHAUST MANIFOLD SUB-ASSEMBLY LH 

    (Refer to PROCEDURE - Step 10 )

  8. REMOVE STARTER ASSEMBLY 

    (Refer to REMOVAL [09/2015 - ] )

  9. REMOVE REAR ENGINE MOUNTING MEMBER 
    GTY273846Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Remove the 5 nuts, rear No. 3 engine mounting insulator and rear engine mounting member.
  10. REMOVE REAR NO. 4 ENGINE MOUNTING INSULATOR 
    GTY286093Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Remove the 2 bolts and rear No. 4 engine mounting insulator.
  11. REMOVE REAR NO. 1 ENGINE MOUNTING INSULATOR AND REAR NO. 2 ENGINE MOUNTING INSULATOR 
    GTY289469Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Remove the 4 bolts, rear No. 1 engine mounting insulator and rear No. 2 engine mounting insulator.
  12. REMOVE FRONT PROPELLER SHAFT ASSEMBLY 

    Refer to PROCEDURE - Step 67

  13. REMOVE NO. 1 OIL COOLER TUBE SUB-ASSEMBLY 
    GTY646854Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the 2 oil cooler hoses.
    2. Remove the 2 bolts and No. 1 oil cooler tube sub-assembly.
  14. DISCONNECT WIRE HARNESS AND CONNECTOR 
    GTY615460Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the transmission wire connector and park/neutral position switch connector.

      HINT: 

      Detach the claw, press down the lever, and then disconnect the transmission wire connector.

    2. Detach the connector clamp and 6 harness clamps from the automatic transmission.
  15. REMOVE DRIVE PLATE & TORQUE CONVERTER SETTING BOLT 
    1. Turn the crankshaft to gain access to the 6 torque converter setting bolts and remove each bolt while holding the crankshaft pulley bolt with a wrench.
      GTY684962Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  16. REMOVE AUTOMATIC WITH TRANSFER TRANSMISSION ASSEMBLY 
    1. Using wooden blocks or equivalent, fix the transmission assembly in place so that it is level.
      NOTE:
      • Do not allow the wooden blocks or equivalent to contact the oil pan when lifting or supporting the transmission assembly, as the oil pan may be deformed as a result.
      • Support the engine assembly with a sling device and chain block while working.
      • Be sure to perform this procedure with several people as the transmission assembly is very heavy.
    2. Remove the 10 bolts, and then remove the automatic transmission from the engine.
      NOTE:

      To prevent damage to the knock pins, do not pry between the automatic transmission and engine.

      GTY286090Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  17. SECURE ENGINE ASSEMBLY 
    1. Using wooden blocks or equivalent, set the engine on a flat surface.
      NOTE:
      • Place wooden blocks or equivalent so that the engine is level.
      • Do not allow the wooden blocks or equivalent to contact the oil pan when lifting or supporting the engine assembly, as the oil pan may be deformed as a result.
      • Perform this step while supporting the engine assembly using a sling device and chain block.
  18. REMOVE TORQUE CONVERTER ASSEMBLY 
    GTY666633Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Put matchmarks on the transmission case and torque converter.
      TEXT IN ILLUSTRATION

      *a Matchmark
    2. Remove the torque converter from the automatic transmission.
  19. REMOVE TRANSFER ASSEMBLY 
    1. Remove the 11 bolts and transfer assembly.
      NOTE:
      • Be careful not to damage the oil seal.
      • Be careful not to drop the transfer assembly.
      • Be careful to prevent oil from leaking.
      • Be sure to perform this procedure with several people as the transfer assembly is very heavy.
      GTY254298Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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