Kia Optima Hybrid: Front Suspension System / Front Lower Arm Repair procedures

Replacement
1.
Remove the front wheel & tire.

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

   
Be careful not to damage to the hub bolts when removing the front wheel & tire.
2.
Loosen the bolt & nut and then remove the lower arm (A).

Tightening torque:
98.1 ~ 117.7N.m(10.0 ~ 12.0kgf.m, 72.3 ~ 86.6lb-ft)

3.
Remove the front lower arm from the front knuckle using the SST (0K545-A9100).
(1)
After removing bolts from the front knuckle, install and tighten the sub body bolt (A) .

(2)
Input the sub body (A) between the front knuckle and the sub body bolt.
(3)
Tighten bolt (B) of the sub body bolt to broaden the gap of the front knuckle.

(4)
Install the safe wire (A).

   
Install a safe wire on the front strut to prevent dropping the SST and hurting technicians.
(5)
Install the main body, between the front strut and the lower arm.

(6)
To avoid the main body coming off, install a fixing clamp (A) beside the main body.

(7)
After installing a fixing clamp, rotate the handle (B) clock wise till the clamp is fixed on a lower arm.

(8)
Tighten a main body bolt (A) of the slowly and remove the lower arm from the front knuckle.

4.
Loosen the bolts and nuts and then remove the front lower arm (A).

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

5.
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. Remove the front wheel & tire. Tightening torque: 88.3 ~ 107.9N.m(9.0 ~ 11.0kgf.m, 65.1 ~ 79.6lb-ft)     Be careful not to damage to the hub bolts when removing the front wheel ...

Front Stabilizer Bar Repair procedures

Replacement 1. Remove the front wheel & tire. Tightening torque: 88.3 ~ 107.9N.m(9.0 ~ 11.0kgf.m, 65.1~79.6lb-ft)     Be careful not to damage to the hub bolts when removing the front wheel ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Hood Repair procedures


Replacement Hood Assembly Replacement     • When removing and installing the hood, an assistant is necessary. • Be careful not to damage the hood and body. • When removing the clips, use a clip remover. 1. Using a screwdriver, lift the socket clips (A) up slightly on both ends of the ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Rain Sensor Repair procedures


Inspection Rain Sensing Wiper 1. In IGN2 ON state, if auto switch input (LIN communication) is ON then both wiper low relay and wiper high relay outputs are controlled by the rain sensor input signal. 2. If the wiper switch has been left in automatic mode with the vehicle ignition OFF, and then the vehicle ...

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