Hyundai Elantra: Front Axle Assembly / Front Hub / Knuckle Repair procedures
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)
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Be careful not to damage the hub bolts when removing the front wheel and tire (A). |
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3. |
Loosen the driveshaft caulking nut (A).
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The driveshaft lock nut should be replaced with new ones. |
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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.)
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4. |
Loosen the brake hose mounting bolt and then remove the brake hose bracket.
Tightening torque :
8.8 ~ 13.7 N.m (0.9 ~ 1.4 kgf.m, 6.5 ~ 10.1 lb-ft)
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5. |
Put down the caliper body by loosening the guided rod bolt.
Tightening torque : 2.2 ~ 3.2 kgf.m
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6. |
Remove the pad return spring (A).
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Pad return springs must be replaced with new ones whenever pads are replaced. |
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Technicians should be careful not to deform pad return springs. |
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When pad return springs are deformed, it may cause improper braking, more fuel consumption. |
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7. |
Remove the brake pad. |
8. |
Separate the pad retainer. And remove the caliper carrier by loosening the caliper mounting bolts.
Tightening torque :
78.5 ~ 98.1 N.m (8.0 ~ 10.0 kgf.m, 57.9 ~ 72.3 lb-ft)
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9. |
Remove the tie rod end ball joint.
(1) |
Rmove the split pin (C). |
(3) |
Using SST(09568-1S100), separate the ball joint (A) from the knuckle.
Tightening torque :
23.5 ~ 33.3 N.m (2.4 ~ 3.4 kgf.m, 17.4 ~ 24.6 lb-ft)
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10. |
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)
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Do not reuse the lower arm lock nut(A). |
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11. |
Loosen the bolt and then remove the wheel speed sensor (A).
Tightening torque :
7.8 ~ 11.8 N.m (0.8 ~ 1.2 kgf.m, 5.8 ~ 8.7 lb-ft)
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12. |
Loosen the screw and the remove the front disc.
Tightening torque :
4.9 ~ 5.9 N.m (0.5 ~ 0.6 kgf.m, 3.6 ~ 4.3 lb-ft)
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13. |
Loosen the strut mounting bolts (A), nuts (B) and then remove the knuckle assembly (A).
Tightening torque :
156.9 ~ 176.5 N.m (16.0 ~ 18.0 kgf.m, 115.7 ~ 130.2 lb-ft)
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14. |
To install, reverse the removal procedure |
15. |
Check the alignment.
(Refer to Suspension System - "Alingment") |
1. |
To reassembly, reverse the disassembly procedure.
Tightening torque :
49.0 ~ 58.8 N.m (5.0 ~ 6.0 kgf.m, 36.2 ~ 43.4 lb-ft)
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2. |
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)
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3. |
Reassembly in the reverse order of disassembly. |
Components
1. Brake disc2. Hub bearing3. Dust cover4. Knuckle
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