Hyundai Elantra: Rear Suspension System / Rear Shock Absorber Repair procedures

Removal
1.
Loosen the wheel nuts slightly.
2.
Raise the vehicle, and make sure it is securely supported.
3.
Remove the rear wheel and tire (A) from 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 rear wheel and tire (A).
4.
Remove the rear shock absorber (A) from the frame by loosening the bolt.

Tightening torque :
49.0 ~ 63.7 N.m (5.0 ~ 6.5 kgf.m, 36.2 ~ 47.0 lb-ft)

5.
Loosen the bolt & nut and then remove the rear shock absorber (A) from the torsion beam axle.

Tightening torque :
98.1 ~ 117.7 N.m (10.0 ~ 12.0 kgf.m, 72.3 ~ 86.8 lb-ft)

6.
To install, reverse the removal procedure.
Disassembly
1.
Remove the lock nut cover (A).

2.
Using the special tool (09546-3X100), install the self locking nut.

3.
Separate the bracket assembly (A), bumper rubber (B), dust cover (C), shock absorber (D).

Disposal
1.
Remove the strike cap (A) from the shock absorber assembly.
2.
Remove the gas by Drilling a hole in the inner oil seal.

   
The gas coming out is harmless but be careful of chips that may fly when drilling.
Reassembly
1.
To reassembly, reverse the disassembly procedure.
2.
Using SST (09546-3X100), install the lock nut.

Tightening torque :
19.6 ~ 24.5 N.m (2.0 ~ 2.5 kgf.m, 14.5 ~ 18.1 lb-ft)

   
Do not reuse the self locking nut.
3.
Install the lock nut cover (A).

Rear Shock Absorber Components and Components Location
Components 1. Shock absorber dust cap2. Lock nut3.Insulator assembly 4. Bumper rubber5. Dust cover6. Shock absorber ...

Rear Coil Spring Components and Components Location
Components 1. Spring upper pad2. Coil spring3. Spring upper pad ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Schematic Diagrams
System Block Diagram Component Parts And Function Outline Component partFunctionVehicle-speed sensor, ESP/ABS Control ModuleConverts vehicle speed to pulse.ECMReceives signals from sensor and control switches.Cruise control indicatorIlluminate when CRUISE main switch is ON (Built into cluster)Cr ...

Hyundai Elantra AD (2016-2020) Owners Manual: Limitations of the System
The driver must be cautious in the below situations because the system may not detect other vehicles or objects in certain circumstances: The vehicle is driven in inclement weather such as heavy rain or snow. The sensor is polluted with rain, snow, mud, etc. The rear bumper where the senso ...

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