LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2003 >> Sienna LE >> Repair and Diagnosis >> Electrical >> Charging Systems >> Charging System >> Generator >> Reassembly
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Charging System: Generator: Reassembly

  1. Install Rotor To Drive End Frame 
    1. Place the rectifier end frame on the pulley.
    2. Install the rotor to the rectifier end frame.
      Fig 1: Placing Rectifier End Frame On Pulley
      G02840092Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. Install Rectifier End Frame 
    1. Place the generator washer on the rotor.
      Fig 2: Placing Generator Washer On Rotor
      G02840093Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using a 29 mm socket wrench and press, slowly press in the rectifier end frame.
      Fig 3: Pressing In Rectifier End Frame
      G02840094Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the cord clip with the 4 nuts.
      Fig 4: Installing Cord Clip With Nuts
      G02840095Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 

      Nut A: 4.5 N.m (46 kgf.cm, 40 in.lbf) 

      Nut B: 5.4 N.m (55 kgf.cm, 48 in.lbf) 

  3. Install Pulley 
    1. Install the pulley to the rotor shaft by tightening the pulley nut by hand.
    2. Hold SST (A) with a torque wrench, and tighten SST (B) clockwise to the specified torque.

      SST 09820-6301 1

      Fig 5: Tightening SST (B) Clockwise To Specified Torque
      G02840096Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 39 N.m (400 kgf.cm, 29 ft.lbf) 

    3. Check that SST (A) is secured to the pulley shaft.
    4. Mount SST (C) in a vise.
    5. Insert SST (B) into SST (C), and attach the pulley nut to SST (C).
      Fig 6: Mounting SST In Vise
      G02840097Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. To torque the pulley nut, turn SST (A) in the direction shown in the illustration.
      Fig 7: Removing Generator From SST (C)
      G02840098Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 110.5 N.m (1,125 kgf.cm, 81 ft.lbf) 

    7. Remove the generator from SST (C).
    8. Turn SST (B), and remove SST (A and B).
      Fig 8: Turning SST (B), & Removing SST (A & B)
      G02840099Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. Install Rectifier Holder 
    1. Place the seal plate on the rectifier end frame.
      Fig 9: Placing Seal Plate On Rectifier End Frame
      G02840100Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the 4 rubber insulators on the lead wires.
      Fig 10: Installing Rubber Insulators On Lead Wires
      G02840101Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the rectifier holder with the 4 screws.
      Fig 11: Installing Rectifier Holder With Screws
      G02840102Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 2.9 N.m (30 kgf.cm, 26 in.lbf) 

  5. Install Voltage Regulator And Brush Holder 
    1. Place the voltage regulator and brush holder on the rectifier end frame.
      Fig 12: Install Voltage Regulator & Brush Holder
      G02840103Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE: Be careful of the holder installation direction.
    2. Install the 5 screws.

      Torque: 2.0 N.m (20 kgf.cm, 18 in.lbf) 

    3. Place the brush holder cover on the brush holder.
      Fig 13: Placing Brush Holder Cover On Brush Holder
      G02840104Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. Install Rear End Cover 
    1. Install the end cover and plate terminal with the 3 nuts and screw.
      Fig 14: Installing End Cover & Plate Terminal
      G02840105Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 

      Screw: 3.9 N.m (39 kgf.cm, 35 in.lbf) 

      Nut: 4.4 N.m (45 kgf.cm, 39 in.lbf) 

    2. Install the terminal insulator with the nut.
      Fig 15: Installing Terminal Insulator With Nut
      G02840106Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 4.1 N.m (42 kgf.cm, 36 in.lbf) 

  7. Check That Rotor Rotates Smoothly