2001 Lexus GS 300FACTORY OEM SERVICE PROCEDURE

Charging Systems: Generator: Reassembly

  1. PLACE DRIVE END FRAME ON PULLEY. 
    Fig 1: Placing Drive End Frame On Pulley
    G03149838Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSTALL ROTOR TO DRIVE END FRAME. 
  3. INSTALL RECTIFIER END FRAME 
    1. Place the generator washer on the rotor.
      Fig 2: Placing Generator Washer On Rotor
      G03149839Courtesy 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
      G03149840Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the 3 nuts.
      1. Torque:  4.5 N.m (46 kgf.cm, 40 in.lbf)
    4. Install the wire clip with the nut.
      1. Torque:  5.4 N.m (55 kgf.cm, 48 in.lbf)
      Fig 4: Locating Rectifier End Frame Nuts & Wire Clip
      G03149841Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. INSTALL PULLEY. 
    1. Install the pulley to the rotor shaft by tightening the pulley nut by hand.
    2. Hold SST (SST 09820-63010 A) with a torque wrench, and tighten SST (SST 09820-63010 B) clockwise to the specified torque.
      1. Torque:  39 N.m (400 kgf.cm, 29 ft.lbf)
    3. Check that SST (SST 09820-63010 A) is secured to the pulley shaft.
      Fig 5: Securing SST 09820-63010 A To Pulley Shaft
      G03149842Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.