Hyundai i-30: Front Axle Assembly. Front Hub / Knuckle / Repair procedures

Hyundai i30 (PD) 2018-2023 Service Manual / Driveshaft and axle / Front Axle Assembly. Front Hub / Knuckle / Repair procedures

Removal
1.
Loosen the wheel nuts slightly.
Raise the vehicle, and make sure it is securely supported.
2.
Remove the front wheel and tire (A) from the front hub.
Tightening torque :
107.9 - 127.5 N.m (11.0 - 13.0 kgf.m, 79.6 - 94.0 lb-ft)

  
Be careful not to damage the hub bolts when removing the front wheel and tire (A).
3.
Remove the front brake caliper.
(Refer to Brake System - "Front Disc Brake")
4.
Loosen the driveshaft caulking nut (A).

  
The driveshaft lock nut should be replaced with new ones.
After installation driveshaft lock nut, stake the lock nut using a chisel and hammer as shown in the illustration below.
Caulking depth : 1.5 mm (0.591 in.)

5.
Remove the tie rod end ball joint.
(1)
Rmove the split pin (C).
(2)
Loosen the nut (B).
(3)
Using SST (09568-1S100), separate the ball joint (A) from the knuckle.
Tightening torque :
23.5 - 34.3 N.m (2.5 - 3.5 kgf.m, 18.1 - 25.3 lb-ft)

6.
Loosen the screw and then remove the front disc.
Tightening torque :
4.9 - 5.9 N.m (0.5 - 0.6 kgf.m, 3.6 - 4.3 lb-ft)

7.
Loosen the lower arm nut (A) and then remove the lower arm ball joint by using SST (09568-1S100).
Tightening torque :
58.8 - 70.6 N.m (6.0 - 7.2 kgf.m, 43.4 - 52.1 lb-ft)

  
Do not reuse the lower arm lock nut (A).
8.
Remove the driveshaft (A) from the front axle assembly (B).

9.
Loosen the bolt and then remove the wheel speed sensor (A).
Tightening torque :
6.9 - 10.8 N.m (0.7 - 1.1 kgf.m, 5.1 - 8.0 lb-ft)

10.
Remove the hub bearing from the front knuckle.
Tightening torque :
49.1 - 58.9 N.m (5.0 - 6.0 kgf.m, 36.2 - 43.4 lb-ft)

11.
Loosen the mounting bolts and then remova the dust cover.
Tightening torque :
3.9 - 5.9 N.m (0.4 - 0.6 kgf.m, 2.9 - 4.3 lb-ft)

12.
Loosen the strut mounting bolts, nuts and then remove the knuckle assembly.
Tightening torque :
156.9 - 176.5 N.m (16.0 - 18.0 kgf.m, 115.7 - 130.2 lb-ft)

13.
To install, reverse the removal procedure
14.
Check the alignment.
(Refer to Suspension System - "Alingment")
Inspection
1.
Check the hub for cracks and the splines for wear.
2.
Check the brake disc for scoring and damage.
3.
Check the knuckle for cracks.
4.
Check the bearing for cracks or damage.

    Components and components location

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    Driveshaft Assembly

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