Kia Optima Hybrid: 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.
2.
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: Overdrive Clutch Control Solenoid Valve (OD/C_VFS) Repair procedures


Inspection 1. Turn ignition switch OFF. 2. Remove the air duct (A). Tightening torque: 7.8 ~ 9.8 N.m (0.8 ~ 1.0 kgf.m, 5.8 ~ 7.2 lb-ft) 3. Remove the air cleaner assembly. (1) Disconnect the breather hose (A). (2) Disconnect the air intake hose (B) and then remove the air cleaner assembly (C). Tightening ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: High Voltage Shut-off Procedures


High Voltage Shut-off Procedures     Be sure to read and follow the “General Safety Information and Caution” before doing any work related with the high voltage system. Failure to follow the safety instructions may result in serious electrical injuries.     • High voltage components: ...

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