Hyundai Sonata: Front Suspension System / Front Lower 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.

   
Be careful not to damage to the hub bolts when removing the front wheel and tire (A).
4.
Remove the lower arm (A).
(1)
Remove the split pin (B).
(2)
Loosen the mounting nut and bolt.

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

5.
Remove the front lower arm (A) and then loosen the bolts & nuts.

Tightening torque
Front : 117.7 ~ 137.3 N.m (12.0 ~ 14.0 kgf.m, 86.8 ~ 101.3 lb-ft)
Rear : 156.9 ~ 176.5 N.m (16.0 ~ 18.0 kgf.m, 115.7 ~ 130.2 lb-ft)

6.
Installation is the reverse of removal.
Inspection
1.
Check the bushing for wear and deterioration.
2.
Check the front stabilizer bar for deformation.
3.
Check the all bolts and nuts.
Front Strut Assembly 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 ...

Front Stabilizer Bar Repair procedures
Inspection 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: Lumber Support Units Repair procedures
Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the front seat assembly. (Refer to Body - "Front Seat Assembly") 3. Remove the seat back. (Refer to Body - "Front Seat Back Cover") 4. Disconnect the lumbar support motor connector (A). 5. Remove the lumbar supp ...

Hyundai Sonata LF 2014-2019 Service Manual: Side Impact Sensor (SIS) Description and Operation
Description Side Impact Sensor (SIS) system consists of two P-SIS which are installed at each center of the front door module (LH and RH) and two SIS which are installed at each center pillar nearby (LH and RH). Side Pressure Sensor is also called P-SIS because it detects pressure due to col ...

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