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Home >> Toyota >> 2019 >> Sienna SE, AWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle System [UA80F] (Service Information) >> Automatic Transaxle Assembly >> Installation [08/2016 - ] >> Procedure

Installation [08/2016 - ]: Procedure

  1. INSTALL BREATHER PLUG HOSE 
    1. Install the No. 1 breather plug (ATM) to the breather plug hose.
    2. Install the breather plug hose to the breather plug.
  2. INSTALL WIRE HARNESS CLAMP BRACKET 
    1. Install the wire harness clamp bracket to the automatic transaxle case sub-assembly with the bolt.

      Torque: 19.1 N*m (195 kgf*cm, 14 ft.*lbf) 

  3. INSTALL NO. 1 TRANSMISSION CONTROL CABLE BRACKET 
    1. Install the No. 1 transmission control cable bracket to the automatic transaxle case sub-assembly with the 2 bolts.

      Torque: 12 N*m (122 kgf*cm, 9 ft.*lbf) 

  4. INSTALL NO. 3 ENGINE MOUNTING BRACKET 
    1. Install the No. 3 engine mounting bracket to the automatic transaxle case sub-assembly with the 3 bolts.

      Torque: 64 N*m (653 kgf*cm, 47 ft.*lbf) 

  5. INSTALL OIL COOLER TUBE ASSEMBLY 
    1. Install the oil cooler tube assembly to the automatic transmission and No. 3 engine mounting bracket with the 2 bolts.

      Torque: 13.5 N*m (138 kgf*cm, 10 ft.*lbf) 

    2. Connect the No. 1 inlet oil cooler hose to the connector tube and slide the clip to secure them.
      NOTE:
      • Make sure to slide the No. 1 inlet oil cooler hose until each contacts the hose stopper of the connector tube.
      • Make sure that each paint mark is within the location shown in the illustration.
      GTY720711Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 2 to 7 mm (0.0787 to 0.276 in.)
      *b Paint Mark
      *c 45°
      Paint Mark Location
  6. CONNECT NO. 1 OUTLET OIL COOLER HOSE 

    See step  6

  7. CONNECT NO. 2 INLET OIL COOLER HOSE 

    See step  7

  8. CONNECT NO. 1 TRANSMISSION OIL COOLER HOSE 

    See step  2

  9. CONNECT NO. 2 OUTLET OIL COOLER HOSE 

    See step  3

  10. INSTALL TRANSFER ASSEMBLY 

    Refer to PROCEDURE - Step 1

  11. INSTALL TORQUE CONVERTER ASSEMBLY 
    1. Set the key at the top of the front oil pump drive gear and put a matchmark on the transaxle housing.
      GTY689977Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Matchmark
      *b Key
    2. Apply MP grease to Place a matchmark on the torque converter assembly so that the position of its groove is clearly indicated.
      GTY732864Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Groove
      *b Matchmark
      MP Grease
    3. Align the matchmark on the housing with the one on the torque converter assembly and engage the splines of the input shaft with the turbine runner splines.
      NOTE:
      • Install the torque converter assembly to the input shaft while keeping it horizontal.
      • Do not damage the front oil pump oil seal.
      GTY735449Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Front Oil Pump Oil Seal
      *a Matchmark
    4. Rotate the torque converter assembly approximately 180° and engage the splines of the stator shaft with the stator assembly.
      NOTE:
      • Do not push the torque converter assembly excessively when rotating it.
      • Install the torque converter assembly to the input shaft while keeping it horizontal.
      • Do not damage the front oil pump oil seal.
      GTY705770Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Front Oil Pump Oil Seal
      *a Matchmark
    5. Rotate the torque converter assembly approximately 180° again, align the matchmark on the torque converter assembly with the one on the housing and insert the groove of the torque converter assembly into the key of the oil pump drive gear.
      NOTE:
      • Do not push the torque converter assembly excessively when rotating it.
      • Install the torque converter assembly to the input shaft while keeping it horizontal.
      • Do not damage the front oil pump oil seal.
      GTY700721Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Front Oil Pump Oil Seal
      *a Matchmark
    6. Clean the drive plate and torque converter assembly setting bolt holes.
    7. Using a vernier caliper and straightedge, measure the dimension (A) shown in the illustration and check the dimension (A).
      GTY704551Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard

      14 mm (0.5512 in.) or more

      NOTE:
      • Make sure to deduct the thickness of the straightedge.
      • If the automatic transaxle assembly is installed to the engine assembly with the torque converter assembly not sufficiently inserted, the torque converter assembly may be damaged.
      • Do not include the thickness of the set block.
  12. INSTALL AUTOMATIC TRANSAXLE ASSEMBLY 
    1. Apply clutch spline grease to the surface of the crankshaft that contacts the torque converter assembly centerpiece.

      Clutch Spline Grease

      Toyota Genuine Clutch Spline Grease or equivalent

      Maximum Grease Amount

      Approximately 1 g (0.0353 oz.)

      GTY646692Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Crankshaft
      *b Torque Converter Assembly Centerpiece
      Clutch Spline Grease
    2. Confirm that the 2 knock pins are installed on the engine assembly and are not damaged.
      GTY690647Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Knock Pin
    3. While keeping the engine assembly and automatic transaxle assembly horizontal, align the knock pins with the holes in the automatic transaxle assembly and install the automatic transaxle assembly with the 11 bolts shown in the illustration.
      GTY699812Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Bolt (A) 

      Torque: 64 N*m (653 kgf*cm, 47 ft.*lbf) 

      Bolt (B) 

      Torque: 46 N*m (469 kgf*cm, 34 ft.*lbf) 

      Bolt (C) 

      Torque: 43 N*m (438 kgf*cm, 32 ft.*lbf) 

      Bolt Length

      Bolt Length mm (in.)
      A 55 mm (2.17 in.)
      B 41 mm (1.61 in.)
      C 33 mm (1.30 in.)
      NOTE:
      • Confirm that the knock pins are installed to the automatic transaxle assembly contact surface of the cylinder block sub-assembly before installing the automatic transaxle assembly.
      • Do not forcibly pry on the automatic transaxle assembly.
      • Check that the torque converter assembly rotates.
  13. INSTALL TRANSFER STIFFENER PLATE RH 

    Refer to PROCEDURE - Step 4

  14. INSTALL TRANSVERSE ENGINE MOUNTING BRACKET 
    1. Install the transverse engine mounting bracket to the transaxle housing with the 4 bolts.

      Torque: 64 N*m (653 kgf*cm, 47 ft.*lbf) 

  15. CONNECT ENGINE WIRE 
    1. Engage the clamp to connect the engine wire to the automatic transaxle case sub-assembly.
      GTY730194Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Connect the engine wire to the automatic transaxle case sub-assembly with the 2 bolts and nut.

      Bolt (A) 

      Torque: 19.1 N*m (195 kgf*cm, 14 ft.*lbf) 

      Bolt (B) 

      Torque: 8.4 N*m (86 kgf*cm, 74 in.*lbf) 

      Nut 

      Torque: 8.4 N*m (86 kgf*cm, 74 in.*lbf) 

    3. Connect the park/neutral position switch connector.
    4. Connect the transmission wire connector.
  16. INSTALL BREATHER PLUG HOSE 
    1. Engage the 2 clamps to install the breather plug hose to the hose clamp.
  17. INSTALL ENGINE ASSEMBLY WITH TRANSAXLE 

    Refer to INSTALLATION [08/2016 - ]

  18. INSTALL STARTER ASSEMBLY 

    Refer to PROCEDURE - Step 1

  19. INSTALL DRIVE PLATE AND TORQUE CONVERTER SETTING BOLT 

    Refer to PROCEDURE - Step 28

  20. INSTALL FLYWHEEL HOUSING UNDER COVER 

    Refer to PROCEDURE - Step 29

  21. CHECK AUTOMATIC TRANSAXLE SYSTEM 
    NOTE:

    If automatic transmission parts have been replaced, refer to the Parts Replacement Compensation Table to determine if any additional operations are necessary.

    Refer to PRECAUTION [08/2016 - ]