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

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual / Suspension System / Front Suspension System / Front Lower Arm Repair procedures

Replacement

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.

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)

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.

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: Room Lamp Repair procedures

Inspection Room Lamp 1. Check that the switch operates properly after disconnecting the room lamp connector (A). [A type] [B type] Removal Room Lamp 1. Disconnect the negative(-) battery terminal. 2. Carefully remove the lamp lens (A) from the room lamp with a flat-tip screwdriver. Take ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Troubleshooting

Troubleshooting SymptionSuspect areaRemedyEngine misfire with abnormal internal lower engine noises.Worn crankshaft bearingsLoose or out of specification engine flywheelReplace the crankshaft and bearings as required.Repair or replace the flywheel as required.Worn piston rings(Oil consumption may or ...