Front Differential Side Gear Shaft Oil Seal Replacement


  1. REMOVE NO. 1 ENGINE UNDER COVER

  2. REMOVE NO. 2 ENGINE UNDER COVER

  3. DRAIN DIFFERENTIAL OIL

  4. REMOVE FRONT DRIVE SHAFT ASSEMBLY LH

  5. REMOVE FRONT DRIVE SHAFT ASSEMBLY RH

  6. REMOVE DIFFERENTIAL SIDE GEAR SHAFT OIL SEAL

  7. INSTALL DIFFERENTIAL SIDE GEAR SHAFT OIL SEAL

  8. INSTALL FRONT DRIVE SHAFT ASSEMBLY LH

  9. INSTALL FRONT DRIVE SHAFT ASSEMBLY RH

  10. ADD DIFFERENTIAL OIL

  11. INSTALL NO. 2 ENGINE UNDER COVER

  12. INSTALL NO. 1 ENGINE UNDER COVER

Front Differential Side Gear Shaft Oil Seal -- Replacement



1. REMOVE NO. 1 ENGINE UNDER COVER


2. REMOVE NO. 2 ENGINE UNDER COVER


3. DRAIN DIFFERENTIAL OIL
  1. Stop the vehicle on a level surface.

  1. Remove the differential filler plug and gasket.

  1. Remove the drain plug and gasket, and drain the oil.

  1. Install a new gasket and the drain plug.

    Torque:
    for front differential:
    65 N*m{660 kgf*cm, 48 ft.*lbf}
    for rear differential:
    49 N*m{500 kgf*cm, 36 ft.*lbf}


4. REMOVE FRONT DRIVE SHAFT ASSEMBLY LH
(Toyota Fortuner RM000000ZZ9002X.html)


5. REMOVE FRONT DRIVE SHAFT ASSEMBLY RH
HINT:
Use the same procedure described for the LH side.


6. REMOVE DIFFERENTIAL SIDE GEAR SHAFT OIL SEAL


    Toyota Fortuner. Ggn50, 60 Kun51, 61 Tgn51 Lan50.Differential.Front Differential Side Gear Shaft Oil Seal.Front Differential Side Gear Shaft Oil Seal  Replacement
  1. Using SST, tap out the 2 oil seals.

    SST
    09308-00010


7. INSTALL DIFFERENTIAL SIDE GEAR SHAFT OIL SEAL


    Toyota Fortuner. Ggn50, 60 Kun51, 61 Tgn51 Lan50.Differential.Front Differential Side Gear Shaft Oil Seal.Front Differential Side Gear Shaft Oil Seal  Replacement
  1. Using SST and a hammer, tap in 2 new oil seals.

    SST
    09554-47010
    09950-70010(09951-07100)
    NOTICE:
    1. Make sure the LH and RH oil seals are installed to the proper locations.
    2. As a different side of SST is used for each oil seal, be sure to confirm that the correct side of SST is being used before tapping in an oil seal.
    3. Make sure that the lip of the oil seal is inserted into SST before tapping in the oil seal.
    4. As each side of SST is designed to tap in the corresponding oil seal to the proper depth, be sure to fully tap in the oil seal.
    5. Do not damage the oil seals.
    Standard Oil Seal Depth:
    Item
    Specified Condition
    for LH Side
    2.9 +/-0.45 mm (0.114 +/-0.0177 in.)
    for RH Side
    8.1 +/-0.45 mm (0.319 +/-0.0177 in.)
    Text in Illustration
    *a
    for LH Side
    *b
    for RH Side
    *1
    Differential
    *2
    Seal
  1. Apply MP grease to the lip of each oil seal.



8. INSTALL FRONT DRIVE SHAFT ASSEMBLY LH
(Toyota Fortuner RM000000ZZA002X.html)


9. INSTALL FRONT DRIVE SHAFT ASSEMBLY RH
HINT:
Use the same procedure described for the LH side.


10. ADD DIFFERENTIAL OIL


Toyota Fortuner. Ggn50, 60 Kun51, 61 Tgn51 Lan50.Differential.Front Differential Side Gear Shaft Oil Seal.Front Differential Side Gear Shaft Oil Seal  Replacement
  1. Add differential oil so that the oil level is within 5 mm (0 to 0.196 in.) from the bottom lip of the differential filler plug hole.

    NOTICE:
    1. After changing the oil, drive the vehicle, and then check the oil level again.
    2. Too much or too little oil will lead to differential problems.
    If necessary, fill the differential carrier assembly with hypoid gear oil.
    Recommended viscosity:
    Temperature
    Viscosity
    Above -18°C (0°F)
    SAE 90
    Below -18°C (0°F)
    SAE 80W-90 or SAE 80W
    Standard oil grade:
    Item
    Specified Condition
    Front differential (4WD)
    Hypoid gear oil API GL-4 or GL-5
    Rear differential
    Hypoid gear oil API GL-5
    Standard front differential oil capacity:
    1.40 to 1.50 liters (1.48 to 1.59 US qts., 1.23 to 1.31 Imp. qts.)
    Standard rear differential oil capacity:
    Item
    Specified Condition
    Standard
    3.30 to 3.40 liters (3.49 to 3.59 US qts., 2.90 to 2.99 Imp. qts.)
    w/ Differential lock
    2.85 to 2.95 liters (3.01 to 3.12 US qts., 2.51 to 2.60 Imp. qts.)
    Made for DANA
    2.40 to 2.50 liters (2.54 to 2.64 US qts., 2.11 to 2.20 Imp. qts.)
  1. Check for oil leakage when the oil level is low.

  1. Install a new gasket and the differential filler plug.

    Torque:
    for front differential:
    39 N*m{400 kgf*cm, 29 ft.*lbf}
    for rear differential:
    49 N*m{500 kgf*cm, 36 ft.*lbf}


11. INSTALL NO. 2 ENGINE UNDER COVER
  1. Install the under cover with the 4 bolts.

    Torque:
    28 N*m{286 kgf*cm, 21 ft.*lbf}


12. INSTALL NO. 1 ENGINE UNDER COVER
  1. Install the under cover with the 8 bolts.

    Torque:
    28 N*m{286 kgf*cm, 21 ft.*lbf}