Differential Case: Reassembly

2004 Toyota Celica GT, StandardSECTION Reassembly
WARNING: This page is about a different car, the 2002 Toyota Prius. However, it is still accessible from the selected car via links, so may be relevant.
  1. Assemble differential case  :
    1. Coat the 2 side gear thrust washers and 2 pinion thrust washers with ATF.
    2. Install the 2 side gears, 2 pinions and 4 thrust washers to the case. See Figure.
    3. Check the side gear backlash.

      Measure the side gear backlash while pushing one pinion gear toward the case.

      Standard backlash: 

      0.05 - 0.20 mm (0.0020 - 0.0079 in.) 

      Referring to  Fig 2 , select thrust washers which backlash is surely within the specified range. Select washers of the same size for both sides. 

      Fig 1: Determining Side Gear Backlash
      G01066099Courtesy 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.