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: Cylinder Head Components and Components Location

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

Inspection Self Diagnosis With GDS Smart key system defects can be quickly diagnosed with the GDS. GDS operates actuator quickly to monitor, input/output value and self diagnosis. The following three features will be major problem in SMART KEY system. 1. Problem in SMART KEY unit input. 2. Problem in ...