Hyundai Ioniq (AE): Rear Axle Assembly. Rear Hub - Carrier / Repair procedures

Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual / Driveshaft and axle / Rear Axle Assembly. Rear Hub - Carrier / Repair procedures

Removal
1.
Loosen the wheel nuts slightly.
Raise the vehicle, and make sure it is securely supported.
2.
Remove the rear wheel and tire (A) from the rear 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 rear wheel and tire (A).
3.
Remove the rear brake caliper.
(Refer to Brake System - "Rear Disc Brake")
4.
Loosen the screws and then remove the brake disc.
Tightening torque :
4.9 - 5.9 N.m (0.5 - 0.6 kgf.m, 3.6 - 4.3 lb-ft)

5.
Disconnect the rear wheel speed sensor connector (A).

6.
Loosen the mounting bolts (A) and then remove the hub bearing.
Tightening torque :
88.2 - 107.8 N.m (9.0 - 11.0 kgf.m, 65.0 - 79.5 lb-ft)

7.
Loosen the bolts and then remova the dust cover.
Tightening torque :
6.8 - 10.7 N.m (0.7 - 1.1 kgf.m, 5.0 - 7.9 lb-ft)

8.
Loosen the rear upper arm mounting bolt and then remove the rear upper arm (A).
Tightening torque :
137.3 - 156.9 N.m (14.0 - 16.0 kgf.m, 101.3 - 115.7 lb-ft)

   
•
Set up the transmission jack under the lower arm in order to remove the upper arm in no-load condition .
9.
Loosen the trailing arm mounting nuts (A), and then remove the trailing arm.
Tightening torque :
137.3 - 156.9 N.m (14.0 - 16.0 kgf.m, 101.3 - 115.7 lb-ft)

10.
Loosen the bolt and nut and then remove the lower arm (A), assist arm (B).
Tightening torque
A :
137.3 - 156.9 N.m (14.0 - 16.0 kgf.m, 101.3 - 115.7 lb-ft)
B :
88.2 - 107.8 N.m (9.0 - 11.0 kgf.m, 65.0 - 79.5 lb-ft)

11.
Install in the reverse order of removal.
12.
Check the wheel Alignment.
(Refer to Tires/Wheels - "Alignment")
Inspection
1.
Check the hub for cracks and the splines for wear.
2.
Check the brake disc for scoring and damage.
3.
Check the rear axle carrier for cracks.
4.
Check the bearing for cracks or damage.
5.
Replace only the sensor cap when the warning light turns on due to a defective sensor cap of the hub bearing.
(Refer to Brake System - "Rear Wheel Speed Sensor")

    Components1. Rear axle2. Dust cover3. Rear hub bearing4. Rear brake disc

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