Kia Optima Manuals

Kia Forte: Sub Frame Replacement - Front Suspension System - Suspension System - Kia Forte TD 2014-2018 Service ManualKia Forte: Sub Frame Replacement

Second generation YD (2014-2018) / Kia Forte TD 2014-2018 Service Manual / Suspension System / Front Suspension System / Sub Frame Replacement

1.
Loosen the wheel nuts slightly.
Raise the vehicle, and make sure it is securely supported.
2.
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).
3.
Disconnect the stabilizer link (A) from the front strut assembly after loosening the nut.
Tightening torque :
98.1 ~ 117.7N.m(10.0 ~ 12.0kgf.m, 72.3~86.8lb-ft)

4.
Remove the split pin and nut and then disconnect the tie-rod end (A) from the front knuckle.
Tightening torque :
23.5 ~ 33.3N.m(2.4 ~ 3.4kgf.m, 17.4 ~ 24.6lb-ft)

5.
Loosen the bolt & nut and then remove the lower arm (A).
Tightening torque :
78.5 ~ 88.3N.m(8.0 ~ 9.0kgf.m, 57.9 ~ 65.1lb-ft)

6.
Loosen the bolt and then disconnect the universal joint assembly (A) from the pinion of the steering gear box.
Tightening torque:
32.4 ~ 37.3N.m(3.3 ~ 3.8kgf.m, 23.9 ~ 27.5lb-ft)

  
•
Lock the steering wheel in the straight ahead position to prevent the damage of the clock spring inner cable when you handle the steering wheel.
•
Do not use the bolt again.
7.
Loosen the bolt & nut and then saperate the roll rod stopper (A).
Tightening torque :
107.9 ~127.5N.m(11.0 ~ 13.0kgf.m, 79.6 ~ 94.0lb-ft)

8.
Disconnect the muffler rubber hanger (A).
9.
Loosen the bolts & nuts and then remove the sub frame (A).
Tightening torque
Sub frame mounting bolts & nuts :
156.9 ~ 176.5N.m(16.0 ~ 18.0kgf.m, 115.7 ~ 130.2lb-ft)
Sub frame stay mounting bolt
44.1 ~ 53.9N.m(4.5 ~ 5.5kgf.m, 32.5 ~ 39.8lb-ft)

10.
Remove the front lower arm.
(Refer to Front Suspension System - "Front Lower Arm")
11.
Remove the front stabilizer bar.
(Refer to Front Suspension System - "Front Stabilizer Bar")
12.
Remove the steering gearbox.
(Refer to Steering System - "Steering Gearbox")
13.
Installation is the reverse of removal.
14.
Check the front alignment.
(Refer to Front Suspension System - "Front Alignment")
Front Stabilizer Link Replacement
1. Loosen the wheel nuts slightly. Raise the vehicle, and make sure it is securely supported. 2. Remove the front wheel and tire (A ...

Rear Suspension System
...

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