Front Axle Hub Bolt: Replacement

HINT:

Use the same procedures for the RH side and LH side.
The procedures listed below are for the LH side.

REMOVE FRONT WHEEL
REMOVE DISC BRAKE CYLINDER ASSEMBLY
1. Remove the bolt and disconnect the flexible hose from the steering knuckle.
2. Remove the 2 bolts, washers and brake cylinder.
  
  Fig 1: Identifying Bolts, Washers And Brake Cylinder
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Support the brake cylinder securely.
REMOVE FRONT AXLE OUTER SHAFT FLANGE
1. Using a screwdriver and hammer, remove the grease cap from the flange.
2. Using a snap ring expander, remove the snap ring.
  
  Fig 2: Identifying Grease Cap For Flange
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Remove the 6 nuts and 6 washers.
4. Install the 6 nuts temporarily to protect the threads of the stud bolts.
5. Using a brass bar and hammer, tap on the bolt heads and remove the 6 nuts and cone washers.
  
  Fig 3: Tapping On Bolt Using Hammer
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
6. Remove the flange and gasket.
REMOVE FRONT AXLE HUB WITH DISC
1. Using a screwdriver, release the lock washer.
2. Using SST, remove the lock nut.
  SST 09607-60020
3. Remove the lock washer.
4. Using SST, remove the adjusting nut.
  
  Fig 4: Identifying Lock Nut And SST
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  SST 09607-60020
5. Remove the axle hub with disc.
  NOTE: Be careful not to damage the ABS speed sensor rotor and oil seal.
6. Remove the claw washer and bearing from the axle hub.
REMOVE FRONT AXLE HUB BOLT
1. Mount the axle hub with the disc in a soft jaw vise.
  NOTE: Close the vise until it holds the disc, and do not tighten it further.
2. Place matchmarks on the axle hub and disc.
  
  Fig 5: Placing Matchmarks On Axle Hub And Disc
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Remove the 5 bolts and axle hub from the disc.
4. Using a press, press out the hub bolt.
  
  Fig 6: Pressing Out Hub Bolt
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL FRONT AXLE HUB BOLT
1. Using an extension bar and press, press in a new hub bolt.
  
  Fig 7: Pressing New Hub Bolt
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Align the matchmarks on the axle hub and disc.
  
  Fig 8: Aligning Matchmarks On Axle Hub And Disc
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Install the 5 bolts to the axle hub.
  Torque: 74 N*m (750 kgf*cm, 55 ft.*lbf)
INSTALL FRONT AXLE HUB WITH DISC
1. Place the axle hub with disc to the steering knuckle.
  NOTE: Be careful not to damage the ABS speed sensor rotor and oil seal.
2. Install the outer bearing.
3. Install the claw washer.
4. Install the adjusting nut and tighten it using SST.
  
  Fig 9: Identifying Adjusting Nut And SST
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  SST 09607-60020
  
  Torque: 59 N*m (600 kgf*cm, 43 ft.*lbf)
5. Turn the axle hub several times to settle down the bearing.
6. Using SST, loosen the adjusting nut until it can be rotated by hand.
  SST 09607-60020
7. Using SST, retighten the adjusting nut.
  SST 09607-60020
  
  Torque: 4.3 to 6.5 N*m (44 to 66 kgf*cm, 38 to 57 in.*lbf)
  
  HINT:
  
  Check that there is no looseness on the bearing.
8. Using a spring tension gauge, measure the preload.
  
  Fig 10: Measuring Preload
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Standard preload (at starting): 42 to 67 N (4.3 to 6.8 kgf, 9.5 to 15.0 lbf)
9. Install a new lock washer and the lock nut.
10. Using SST, torque the lock nut.
  
  Fig 11: Identifying Torque Lock Nut Using SST
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  SST 09607-60020
  
  Torque: 64 N*m (650 kgf*cm, 47 ft.*lbf)
11. Check that the axle hub rotates smoothly and there is no looseness on the bearing.
12. Using a spring tension gauge, check the preload.
  
  Fig 12: Checking Preload
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Standard preload (at starting): 42 to 67 N (4.3 to 6.8 kgf, 9.5 to 15.0 lbf)
  
  HINT:
  
  Make sure to check the preload in the direction of rotation. If the preload is not within the specified value, adjust it again with the adjusting nut.
13. Secure the lock nut by bending one of the lock washer teeth inward and the other lock washer teeth outward.

INSTALL FRONT AXLE OUTER SHAFT FLANGE

Place a new gasket in position on the axle hub.
Install the flange to the axle hub.
Install the 6 cone washers, 6 washers and 6 new nuts.
Torque: 33 N*m (335 kgf*cm, 24 ft.*lbf)

Pull out the drive shaft to the outside of the vehicle and select the snap ring which ensures the clearance between the tip of the flange and the snap ring is less than 0.2 mm (0.008 in.).

Standard snap ring thickness

SNAP RING THICKNESS SPECIFICATION

Thickness	Thickness
1.8 mm (0.0709 in.)	2.4 mm (0.0945 in.)
2.0 mm (0.0787 in.)	2.6 mm (0.1024 in.)
2.2 mm (0.0866 in.)	2.8 mm (0.1102 in.)

Fig 13: Measuring Clearance Between Tip Of Flange And Snap Ring

Using a snap ring expander, install a new snap ring to the drive shaft.
Install a new grease cap to the flange.

INSTALL DISC BRAKE CYLINDER ASSEMBLY
1. Install the brake caliper with the 2 washers and 2 bolts.
  Torque: 123 N*m (1,250 kgf*cm, 91 ft.*lbf)
2. Install the flexible hose and bolt to the steering knuckle.
  Torque: 28 N*m (290 kgf*cm, 21 ft.*lbf)
INSTALL FRONT WHEEL
Torque: 131 N*m (1,340 kgf*cm, 97 ft.*lbf)
CHECK ABS SPEED SENSOR SIGNAL
1. Check ABS speed sensor signal.