Kia Optima Hybrid: Rear Suspension System / Rear Cross Member 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.
Remove the rear lower arm.
(Refer to lower arm)
3.
Remove the rear shock absorber.
(Refer to rear shock absorber)
4.
Remove the rear upper arm.
(Refer to rear upper arm)
5.
Remove the trailing arm.
(Refer to trailing arm)
6.
Remove the rear assist arm.
(Refer to rear assist arm)
7.
Remove the rear muffler.

8.
Loosen the mounting bolts and then remove the rear cross member (A) from the frame.

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

9.
Installation is the reverse of removal.
Trailing 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 ...

Tires/Wheels

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Other information:

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


Special Service Tools Tool Name / NumberIIIustrationDescriptionLower arm ball joint remover0K545-A9100Removal of front lower arm from front axle Personal Protective Equipment NameIllustrationDescriptionInsulation gloveUsed when inspecting or working on the high voltage components[Insulation performance ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Electric Oil Pump (EOP) Description and Operation


Description This transaxle has a standard Mechanical Oil Pump (MOP) linked to the input shaft to generates oil pressure when input shaft rotates. Being a hybrid, this transaxle also has an Electric Oil Pump (EOP). Because the hybrid features Auto-Stop which starts and stops the engine as needed. The ...

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