Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2002 Lexus IS 300 Base, AutomaticFACTORY OEM SERVICE PROCEDURE

Charging Systems: Generator: Replacement

Replace Front Bearing
1. Remove the 4 screws and bearing retainer.
  
  Fig 1: Locating Screw & Bearing Retainer
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Using a socket wrench and press, press out the bearing.
  
  Fig 2: Pressing Out Bearing
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Using SST and a press, press in a new bearing.
  SST 09950-60010 (09951-00500)
4. Install the bearing retainer with the 4 screws.
  Torque : 3.0 N.m (31 kgf.cm 27 in.lbf)
  
  Fig 3: Pressing In New Bearing
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Replace Rear Bearing
1. Using SST, remove the bearing cover (outside) and bearing.
  SST 09820-00021
  
  NOTE: Be careful not to damage the fan.

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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.