Kia Optima Hybrid: Tires/Wheels / Wheel Repair procedures

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual / Suspension System / Tires/Wheels / Wheel Repair procedures

Hub nut tightening sequence

Tighten the hub nuts as follows.

Tightening torque:

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

When using an impact gun, final tightening torque should be checked using a torque wrench.

Run out inspection

1.	Jack up the vehicle.

Measure the wheel Run-out by using a dial indicator as illustration below.

Run-out	Aluminum	Steel
Radial mm(in.)	Below 0.3(0.012)	Below 1.4(0.055)
Lateral mm(in.)	Below 0.3(0.012)	Below 0.9(0.035)

3.	If measured value exceeds the standard value, replace the wheel.

Tire Repair procedures

Tire wear 1. Measure the tread depth of the tires. Tread depth [limit] : 1.6 mm (0.063 in.) 2. If the remaining tread depth (A) is less than the limit, replace the tire. When the tread depth ...

Alignment Repair procedures

Front wheel alignment When using a commercially available computerized wheel alignment equipment to inspect the front wheel alignment, always position the vehicle on a level surface with ...

Other information:

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

Inspection 1. Ignition "OFF". 2. Disconnect the intake actuator connector. 3. Verify that the actuator operates to the recirculation position when connecting 12V to the terminal 3 and grounding terminal 7. 4. Verify that the intake actuator operates to the fresh position when connecting in the reverse. ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: 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 & tire. 2. Remove the wheel speed sensor (B) from the front strut assembly by loosening mounting ...