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Home >> Lexus >> 2014 >> IS 350 Base, AWD >> Repair and Diagnosis >> Drivelines & Axles >> Wheel Hubs >> Axle And Differential - Service Information (1 Of 3) >> Differential Oil >> Replacement [08/2015 - 10/2017] >> Procedure

Replacement [08/2015 - 10/2017]: Procedure

  1. DRAIN DIFFERENTIAL OIL 
    1. for Front Differential:
      1. Stop the vehicle on a level surface.
      2. Remove the front differential filler plug and gasket.
        GTY456407Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      3. Remove the front differential drain plug and gasket to drain the oil.
        GTY461565Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      4. Install a new gasket and the front differential drain plug.

        Torque: 39.2 N.m (400 kgf/cm, 29 ft.lbf) 

    2. for Rear Differential:
      1. Stop the vehicle on a level surface.
      2. Using a 10 mm hexagon wrench, remove the rear differential filler plug and gasket.
        GTY415533Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      3. Using a 10 mm hexagon wrench, remove the rear differential drain plug and gasket to drain the oil.
        GTY415535Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      4. Using a 10 mm hexagon wrench, install a new gasket and the rear differential drain plug.

        Torque: 49 N.m (500 kgf/cm, 36 ft.lbf) 

  2. ADD DIFFERENTIAL OIL 
    1. for Front Differential:
      1. Add differential oil so that the oil level is between 0 to 5 mm (0 to 0.196 in.) from the bottom lip of the differential filler plug opening.
        GTY466550Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a 0 to 5 mm (0 to 0.196 in.)
        NOTE:
        • Too much or too little oil will lead to differential problems.
        • After changing the oil, drive the vehicle and then check the oil level again.

        Oil Type

        Hypoid gear oil API GL-5 or equivalent

        Recommended Viscosity

        Temperature Viscosity
        Above -18°C (0°F) SAE 90
        Below -18°C (0°F) SAE 80W or 80W-90

        Standard Differential Oil Capacity

        0.65 to 0.75 liters (0.69 to 0.79 US qts, 0.58 to 0.66 Imp. qts)

      2. Install a new gasket and the front differential filler plug.

        Torque: 39.2 N.m (400 kgf/cm, 29 ft.lbf) 

    2. for Rear Differential:
      1. Add differential oil and check that there is oil at the bottom lip of the differential filler plug hole.
        GTY1212648Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        NOTE:
        • Too much or too little oil will lead to differential problems.
        • After changing the oil, drive the vehicle and then check the oil level again.

        Oil Type

        Toyota genuine differential gear oil LT 75W-85 GL-5 or equivalent

        Standard Differential Oil Capacity

        1.30 to 1.40 liters (1.38 to 1.47 US qts, 1.15 to 1.23 Imp. qts)

      2. Using a 10 mm hexagon wrench, install a new gasket and the rear differential filler plug.

        Torque: 49 N.m (500 kgf/cm, 36 ft.lbf) 

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