Hyundai Elantra CN7: Rear Suspension System - Suspension System - Hyundai Elantra CN7 2021-2025 Workshop ManualHyundai Elantra CN7: Rear Suspension System

Components and components location

Components

1. Rear torsion beam axle
2. Rear torsion beam chassis bracket
3. Rear axle

Rear Shock Absorber

Components and components location
Components

1. Insulator cap
2. Insulator
3. Bumper rubber
4. Spacer
5. Dust cover
6. Rear shock absorber

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 shock absorber (A) from the body after loosening the mounting bolts.
Tightening torque :
49.0 - 63.7 N.m (5.0 - 6.5 kgf.m, 36.2 - 47.0 lb-ft)
   
•
Set up the transmission jack under the torsion beam axle in order to remove it in no-load condition.

4.
Remove the rear shock absorber (A) from the torsion beam axle after loosening the mounting bolt and nut.
Tightening torque :
98.1 - 117.7 N.m (10.0 - 12.0 kgf.m, 72.3 - 86.8 lb-ft)

   
•
Set up the transmission jack under the torsion beam axle in order to remove it in no-load condition.
Disassembly
1.
Remove the insulator cap (A).

2.
Loosen the lock nut by using the SST (09456-3X100).

3.
Separate the insulator (A), bumper rubber (B), spacer (C), dust cover (D), shock absorber (E).

Inspection
1.
Check the rubber parts for wear and deterioration.
2.
Compress and extend the rear shock absorber rod (A) and check that there is no abnormal resistance or unusual sound during operation.

Disposal
1.
Fully extend the shock absorber rod.
2.
Drill a hole to remove gas from the cylinder (A).

   
•
The gases emitted are colorless, odorless, and harmless.
•
Be careful when drilling, as the drill chip may be blown.
Reassembly
1.
To reassembly, reverse the disassembly procedure.
2.
Using SST(09546-3X100), install the lock nut.
   
•
Do not reuse the self locking nut.
Tightening torque :
19.6 - 24.5 N.m (2.0 - 2.5 kgf.m, 14.5 - 18.1 lb-ft)

3.
Install the lock nut cover (A).

Installation
1.
To install, reverse the removal procedures.

Rear Coil Spring

Components and components location
Components

1. Coil spring upper pad
2. Rear coil spring
3. Coil spring lower pad

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 caliper.
(Refer to Brake System - "Rear Disc Brake")
4.
Remove the rear shock absorver (A) from the torsion beam axle after loosening the mounting bolt.
Tightening torque :
98.1 - 117.7N.m (10.0 - 12.0kgf.m, 72.3 - 86.8lb-ft)
   
•
Set up the jack under the torsion beam axle in order to remove it in no-load condition.
[LH]

[RH]

5.
Remove the coil spring (A).

   
•
Left / right sides Remove all the same.
Installation
1.
To install, reverse the removal procedures.

Rear torsion beam axle

Components and components location
Components

1. Torsion beam axle
2. Rear torsion beam chassis bracket

Repair procedures
Removal
[Rear disc brake parking cable type]
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 caliper.
(Refer to Brake System - "Rear Disc Brake")
4.
Disconnect the rear wheel speed sensor connector (A).

5.
Remove the rear wheel speed sensor bracket after loosening the mounting nut (A).
Tightening torque :
8.8 - 13.7 N.m (0.9 - 1.4 kgf.m, 6.5 - 10.1 lb-ft)

6.
Remove the parking brake cable bracket after loosening the mounting bolt (A).
Tightening torque :
19.6 - 29.4 N.m (2.0 - 3.0 kgf.m, 14.5 - 21.7 lb-ft)

7.
Remove the rear shock absober (A) from the torsion beam axle after loosening the mounting bolt.
Tightening torque :
98.1 - 117.7N.m (10.0 - 12.0kgf.m, 72.3 - 86.8lb-ft)
   
•
Set up the jack under the torsion beam axle in order to remove it in no-load condition.
[LH]

[RH]

8.
Remove the torsion beam axle (D) after loosening the mounting nuts (A) and bolts (B, C).
Tightening torque
(A) : 98.1 - 117.7N.m (10.0 - 12.0kgf.m, 72.3 - 86.8lb-ft)
(B) : 98.1 - 117.7N.m (10.0 - 12.0kgf.m, 72.3 - 86.8lb-ft)
(C) : 44.1 - 53.9N.m (4.5 - 5.5kgf.m, 32.5 - 39.8lb-ft)

[Rear disc brake EPB type]
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 caliper.
(Refer to Brake System - "Rear Disc Brake")
4.
Disconnect the rear wheel speed sensor connector (A).

5.
Remove the rear wheel speed sensor bracket after loosening the mounting nut (A).
Tightening torque :
8.8 - 13.7 N.m (0.9 - 1.4 kgf.m, 6.5 - 10.1 lb-ft)

6.
Remove the rear shock absober (A) from the torsion beam axle after loosening the mounting bolt.
Tightening torque :
98.1 - 117.7N.m (10.0 - 12.0kgf.m, 72.3 - 86.8lb-ft)
   
•
Set up the jack under the torsion beam axle in order to remove it in no-load condition.
[LH]

[RH]

7.
Remove the torsion beam axle (D) after loosening the mounting nuts (A) and bolts (B, C).
Tightening torque
(A) : 98.1 - 117.7N.m (10.0 - 12.0kgf.m, 72.3 - 86.8lb-ft)
(B) : 98.1 - 117.7N.m (10.0 - 12.0kgf.m, 72.3 - 86.8lb-ft)
(C) : 44.1 - 53.9N.m (4.5 - 5.5kgf.m, 32.5 - 39.8lb-ft)

[Rear drum brake type]
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.
Disconnect the rear wheel speed sensor connector (A).

4.
Loosen the screw and then remove the rear drum brake (A).
Tightening torque :
4.9 - 5.9 N.m (0.5 - 0.6 kgf.m, 3.6 - 4.3 lb-ft)

5.
Loosen the hub mounting bolts and then remove the hub (A) from the torsion beam.
Tightening torque :
49.0 - 58.8 N.m (5.0 - 6.0 kgf.m, 36.2 - 43.4 lb-ft)

6.
Remove the lower shoe return spring (A).

7.
Remove the adjuster spring (A).

8.
Remove the upper shoe return spring (A).
9.
Remove the upper shoe adjuster (B).
10.
Remove the adjusting lever (C).

11.
Remove the shoe holder (A) and then remove the rining.

12.
Disconnect the parking brake cable (A) from lining.

13.
Remove the clip (A).

14.
Remove the brake hose (A) after loosening the brake flare nut.
Tightening torque :
12.7 - 16.7 N.m (1.3 - 1.7 kgf.m, 9.4 - 12.3 lb-ft)

15.
Loosen the rear parking cable bracket mounting bolts (A).
Tightening torque :
8.8 - 13.7 N.m (0.9 - 1.4 kgf.m, 6.5 - 10.1 lb-ft)

16.
Loosen the rear wheel speed sensor bracket mounting nuts (A).
Tightening torque :
8.8 - 13.7 N.m (0.9 - 1.4 kgf.m, 6.5 - 10.1 lb-ft)

17.
Remove the rear brake hose bracket mounting bolts (A).
Tightening torque :
12.7 - 16.7 N.m (1.3 - 1.7 kgf.m, 9.4 - 12.3 lb-ft)

18.
Support the rear torsion beam axle with a jack.
19.
Loosen the rear torsion beam axle stay mounting bolts (A, B) and nuts (C).
Tightening torque :
(A) : 98.1 - 117.7 N.m (10.0 - 12.0 kgf.m, 72.3 - 86.8 lb-ft)
(B) : 44.1 - 53.9 N.m (4.5 - 5.5 kgf.m, 32.5 - 39.8 lb-ft)
(C) : 98.1 - 117.7 N.m (10.0 - 12.0 kgf.m, 72.3 - 86.8 lb-ft)

20.
Loosen the bolt and then separate the rear shock absorber (A) from the torsion beam axle.
Tightening torque :
98.1 - 117.7N.m (10.0 - 12.0kgf.m, 72.3 - 86.8lb-ft)

21.
Remove the torsion beam axle (A).

Replacement
[Rear torsion beam axle bush replace]
1.
Remove the rear torsion beam axle from the vehicle.
(Refer to Rear Torsion Beam Axle - "Removal")
2.
Mark (A) between the rear torsional beam chassis bracket and the torsional beam axle.

3.
Remove the rear torsion beam axle stay (A) after loosening the mounting bolt and nut.

4.
Using the SST (09551-AL100), replace the bush (A).

   
•
When press in the bush, press the same direction of the void (A) and the flange direction (B) before detaching.

5.
Install the torsion beam axle stay (A) and tighten the bolt and nut to the specified torque.
Tightening torque :
68.6 N.m + 270° (7.0 kgf.m + 270°, 50.6 lb-ft + 270° lb-ft)
   
•
Do not resuse removed bolt and nut.

   
•
Before removing the torsion beam axle stay, attach the marking (A) to match.

Installation
1.
To install, reverse the removal procedures.
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