Hyundai Kona: Front Suspension System / Front Strut Assembly Repair procedures

Hyundai Kona (OS) 2018-2021 Service Manual / Suspension System (NON-ECS) / Front Suspension System / Front Strut Assembly Repair procedures

Removal

1.	Loosen the wheel nuts slightly. Raise the vehicle, and make sure it is securely supported.

Remove the front wheel and tire (A) from the 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 front wheel and tire (A).

Loosen the mounting bolt (A) and then remove the brake hose from the strut assembly.

Tightening torque :

8.8 - 13.7 N.m (0.9 - 1.4 kgf.m, 6.5 - 10.1 lb-ft)

4.	Disconnect the stabilizer link with the front strut assembly after loosening the nut (A).

Loosen the mounting bolt (B) and then remove the wheel speed sensor cable from the strut assembly.

Tightening torque

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

(B) : 8.8 - 13.7 N.m (0.9 - 1.4 kgf.m, 6.5 - 10.1 lb-ft)

•	When loosening the nut (A), fix the outer hexagon of stabilizer bar link.

•	Be careful not to damage the stabilizer link boots.

6.	Remove the cowl top service cover (A).

Loosen the upper strut mounting nuts (A).

Tightening torque :

53.9 - 68.6 N.m (5.5 - 7.0 kgf.m, 39.8 - 50.6 lb-ft)

Disconnect the front strut assembly with the front axle (A) by loosening the bolts & nuts.

Tightening torque :

156.9 - 176.5 N.m (16.0 - 18.0 kgf.m, 115.7 - 130.2 lb-ft)

Installation

1.	Install in the reverse order of removal.

Disassembly

•	When compressing the coil spring, be cautious as there may be corrosion due to damage to the coil spring painting. In order to avoid such painting damage, compress by putting over the waste hose, etc. (Refer to the picture below.)

1.	Remove the insulator dust cover (A).

2.	Using the spring compressor, compress the coil spring (A). Do not compress the spring more than necessary.

3.	Using SST (09546-3X100), loosen the self locking nut.

4.	Remove the insulator, spring pad, coil spring and dust cover from the strut assembly.

Inspection

1.	Check the strut bearing for wear and damage.

2.	Check the spring upper and lower seat for damage and deterioration.

3.	Compress and extend the piston rod (A) and check that there is no abnormal resistance or unusual sound during operation.

Disposal

1.	Fully extend the piston rod.

Drill a hole on the A section to remove gas from the cylinder.

•	The gas coming out is harmless, but be careful of chips that may fly when drilling.

•	Be sure to wear safety goggles or eye protection when performing this task.

Ressembly

1.	Install the insulator, spring pad, coil spring and dust cover from the strut assembly.

2.	Compress and extend the piston rod (A) and check that there is no abnormal resistance or unusual sound during operation.

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

•	Do not reuse the self locking nut.

Tightening torque :

98.0 - 107.8 N.m (10.0 - 11.0 kgf.m, 72.3 - 79.6 lb-ft)

Front Strut Assembly Components and components location

Components 1. Strut assembly 2. Insulator dust cover 3. Self locking nut 4. Insulator assembly & sturt bearing 5. Spring upper pad 6. Bumper rubber ...

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