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Home >> Toyota >> 2001 >> Sienna CE >> Repair and Diagnosis >> External Pages >> Different car >> Section 432 (Automatic Transaxle (On-Vehicle Service)) >> Transmission Valve Body ASSY (U151E) >> Replacement

Transmission Valve Body ASSY (U151E): Replacement

WARNING: This page is about a different car, the 2004 Lexus ES 330. However, it is still accessible from the selected car via links, so may be relevant.
  1. REMOVE ENGINE UNDER COVER NO. 1 
  2. DRAIN AUTOMATIC TRANSAXLE FLUID 
    1. Remove the drain plug, gasket, and drain ATF.
    2. Install a new gasket and drain plug.

      Torque: 49 N.m (500 kgf.cm, 36 ft.lbf) 

  3. REMOVE AUTOMATIC TRANSAXLE OIL PAN SUB-ASSY 
    1. Remove the 18 bolts, oil pan and gasket.
      NOTE: Some fluid will remain in the oil pan. Remove all the pan bolts, and carefully remove the oil pan assembly.
      Fig 1: Removing Automatic Transaxle Oil Pan Sub-Assy With Bolts
      G00900008Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 magnets from the oil pan.
      Fig 2: Removing Magnets From Oil Pan
      G00900009Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Examine particles in pan.
      1. Use the removed magnets to collect steel chips. Look carefully at the chips and particles in the pan and the magnet to anticipate the type of wear you will find in the transaxle.

        Steel (magnetic): bearing, gear and plate wear Brass (non-magnetic): bearing wear

        Fig 3: Examining Particles In Pan
        G00900010Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. DISCONNECT TRANSMISSION WIRE 
    1. Disconnect the 7 shift solenoid valve connectors.
    2. Remove the bolt and lock plate, and disconnect the ATF temperature sensor.
      Fig 4: Disconnecting Transmission Wire
      G00900011Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE VALVE BODY OIL STRAINER ASSY 
    1. Remove the 3 bolts and oil strainer.
      NOTE: Be careful that some fluid will come out from the oil strainer.
      Fig 5: Removing Valve Body Oil Strainer Assy With 3 Bolts
      G00900012Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the O-ring from the oil strainer.
      Fig 6: Removing O-ring from oil strainer
      G00900013Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE TRANSMISSION VALVE BODY ASSY 
    1. Support the valve body assy and remove the 17 bolts and the valve body assy.
      NOTE: Be careful not to drop the check valve body, spring and accumulator piston.
      Fig 7: Removing Transmission Valve Body Assy With Bolts
      G00900014Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the check ball body and spring.
      Fig 8: Removing Check Ball Body And Spring
      G00900015Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 5 bolts and 7 shift solenoid valves.
      Fig 9: Removing Shift Solenoid Valves
      G00900016Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. INSTALL TRANSMISSION VALVE BODY ASSY 
    1. Install the spring and check ball body.
      Fig 10: Installing Spring And Check Ball Body
      G00900017Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the 7 shift solenoid valves with the 5 bolts.

      Torque: 

      Bolt A, B: 11 N.m (110 kgf.cm, 8 ft. lbf) 

      Bolt C,D: 6.6 N.m (67 kgf.cm, 58 in.lbf) 

      Bolt length: 

      Bolt A: 16 mm (0.63 in.) 

      Bolt B: 57 mm (2.2 in.) 

      Bolt C: 23 mm (0.9 in.) 

      Bolt D: 12 mm (0.47 in.) 

      Fig 11: Installing Shift Solenoid Valves With 5 Bolts
      G00900018Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Align the groove of the manual valve with the pin of lever.
    4. Install the 17 bolts.

      Torque: 11 N.m (110 kgf.cm, 8 ft.lbf) 

      NOTE:
      • Push the valve body against the accumulator piston spring and the check ball body to install it.
      • Temporarily tighten those bolts marked by * in the illustration first because they are positioning bolts.

        Bolt A:25 mm (0.984 in.)

        Bolt B:57 mm (2.244 in.)

        Bolt C:41 mm (1.614 in.)

      Fig 12: Installing Transmission Valve Body Assy
      G00900019Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. INSTALL VALVE BODY OIL STRAINER ASSY 
    1. Coat a new O-ring with ATF.
    2. Install the O-ring to the oil strainer.
      Fig 13: Installing O-Ring To Oil Strainer
      G00900020Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the oil strainer with the 3 bolts.

      Torque: 11 N.m (110 kgf.cm, 8ft.lbf) 

      Fig 14: Installing Oil Strainer With 3 Bolts
      G00900021Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. INSTALL TRANSMISSION WIRE 
    1. Coat a O-ring with ATF.
    2. Install the ATF temperature sensor with the lock plate and bolt.

      Torque: 6.6 N.m (67 kgf.cm, 58 in. lbf) 

    3. Connect the 7 shift solenoid valve connectors.
      Fig 15: Installing Transmission Wire
      G00900022Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. INSTALL AUTOMATIC TRANSAXLE OIL PAN SUB-ASSY 
    1. Install the 2 magnets in the oil pan.
    2. Apply seal packing to 18 bolts.

      Seal packing: 

      THREE BOND 2430 or equivalent 

      Fig 16: Installing Magnets In Oil Pan
      G00900023Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install a new gasket, oil pan and 18 bolts to the transaxle case.

      Torque: 7.8 N.m (80 kgf.cm, 69, in.lbf) 

      NOTE: Since the bolts should be seal bolts, apply seal packing to the bolts and tighten them within 10 minutes after applying.
      Fig 17: Installing Oil Pan And Bolts To Transaxle Case
      G00900024Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. ADD AUTOMATIC TRANSAXLE FLUID 
  12. INSPECT AUTOMATIC TRANSAXLE FLUID SEE  ON-VEHICLE INSPECTION  ) 
  13. INSTALL ENGINE UNDER COVER NO. 1 
  14. RESET MEMORY (SEE  RESET MEMORY  ) 
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