Kia Optima Hybrid: Rear Suspension System / Rear Upper Arm Repair procedures

Replacement
1.
Remove the rear wheel & tire.

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

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

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

3.
Loosen the bolt & nut and then remove the rear upper arm (A) from the sub frame.

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

4.
Installation is the reverse of removal.
   
Install the rear upper arm so that the letter "R" can face the rear of vehicle.
Inspection
1.
Check the bushing for wear and deterioration.
2.
Check the rear lower arm for deformation.
3.
Check the coil spring and spring pad for deterioration and deformation.
4.
Check for all bolts and nut.
Rear Shock Absorber Repair procedures

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

Rear Lower Arm Repair procedures

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

Other information:

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 ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Intake Actuator Description and Operation


Description 1. The intake actuator is located at the blower unit. 2. It regulates the intake door by signal from control unit. 3. Pressing the intake selection switch will shift between recirculation and fresh air modes. ...

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