Hyundai Sonata: Rear Suspension System / Trailing Arm Repair procedures

Replacement
1.
Raise the vehicle, and make sure it is securely supported.
2.
Remove the wheel cap (A).

   
Be careful not to damage to the wheel cap (A) when removing the it.
3.
Remove the front wheel and tire (A) from front hub.

Tightening torque :
88.3 ~ 107.9 N.m (9.0 ~ 11.0 kgf.m, 65.1 ~ 79.6 lb-ft)

   
Be careful not to damage to the hub bolts when removing the front wheel and tire (A).
4.
Disconnect the wheel speed sensor connector (A).

5.
Disconnect the parking cable mounting clip (A), remove the parking cable (B).

6.
Loosen the wheel speed sensor cable bracket nut(A), bolt(B) and then separate the cables with the trailing arm.

Tightening torque :
A : 6.8 ~ 10.7 N.m (0.7 ~ 1.1 kgf.m, 5.0 ~ 7.9 lb-ft)
B : 8.8 ~ 13.7 N.m (0.9 ~ 1.4 kgf.m, 6.5 ~ 10.1 lb-ft)

7.
Loosen the trailing arm mounting nut (A), and then remove the trailing arm (B).

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

8.
Loosen the mounting bolt and then remove the trailing arm with the frame.

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

9.
Installation is the reverse of removal.
Rear Assist Arm Repair procedures
Replacement 1. Raise the vehicle, and make sure it is securely supported. 2. Remove the wheel cap (A).     Be careful not to damage to the wheel cap (A) when removing the it ...

Rear Stabilizer Bar Repair procedures
Replacement 1. Raise the vehicle, and make sure it is securely supported. 2. Remove the wheel cap (A).     Be careful not to damage to the wheel cap (A) when removing the it ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Blind Spot Detection Switch Repair procedures
Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the crash pad lower panel. (Refer to Body - "Crash Pad") 3. Rmove the blind spot detection (BSD) switch (A) after disengaging the mounting clip. Installation 1. Install the crash pad side switch assembly after conne ...

Hyundai Sonata LF 2014-2019 Owners Manual: Immobilizer System
The immobilizer system protects your vehicle from theft. If an improperly coded key (or other device) is used, the engine's fuel system is disabled. When the ignition switch is placed in the ON position, the immobilizer system indicator should come on briefly, then go off. If the indicator starts ...

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