2002 Lexus GS 430FACTORY OEM SERVICE PROCEDURE

Charging Systems: Generator: Installation

  1. Install generator.
    1. Install the generator and stay with the nut and bolt.
      1. Torque  : 39 N.m (400 kgf.cm, 29 ft.lbf)
    2. Install the clamp (for generator wire) to the cord clip on alternator.
      Fig 1: Installing Generator & Stay
      G01132923Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install these parts:
      1. Install the ground cable.
      2. Install the wire (for generator wire) to clamp on cord clip.
      3. Install the wire (for generator connector) to clamp on cord clip.
        • Install the clamp to the wire with a vinyl tape.
        • Install the clamp to the cord clip.
      4. Install the Power Steering (PS) oil hose to No. 1 oil pan.
        5. Fig 2: Locating Parts For Installation
        G01132924Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Install PS pump pulley.

      Using SST, install the PS pump pulley with the nut.

      1. SST 09960-10010 (09962-01000, 09963-01000)
      2. Torque  : 43 N.m (440 kgf.cm, 32 ft.lbf)

      Fig 3: Installing PS Pump Pulley
      G01132925Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. Install drive belt.

    Install the drive belt by turning the drive belt tensioner counterclockwise.

    Fig 4: Installing Drive Belt
    G01132926Courtesy 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.