2004 Lexus LX 470FACTORY OEM SERVICE PROCEDURE

Center Differential: Disassembly

  1. INSPECT HIGH SPEED OUTPUT GEAR RADIAL AND THRUST CLEARANCE 
    1. Using a feeler gauge, measure the high speed output gear thrust clearance.
      1. Standard clearance: 0.10 - 0.25 mm (0.0039 - 0.0098 in.) 
      2. Maximum clearance: 0.25 mm (0.0098 in.) 
      Fig 1: Measuring High Speed Output Gear Thrust Clearance Using Feeler Gauge
      G00914662Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using a dial indicator, measure the high speed output gear radial clearance.
      1. Standard clearance: 0.035 - 0.091 mm (0.00138 - 0.00358 in.) 
      2. Maximum clearance: 0.091 mm (0.00358 in.) 
      Fig 2: Measuring High Speed Output Gear Radial Clearance Using Dial Indicator
      G00914663Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. REMOVE FRONT DRIVE GEAR PIECE 
    1. Using a snap ring expander, remove the snap ring.
    2. Using SST and a press, remove the front drive gear piece.
      1. SST 09950-00020, 09950-60010 (09951-00320)
      NOTE: Be careful not to drop the center differential assembly. 
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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.