Kia Optima Hybrid: Tires/Wheels / 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 of the tires is less than 1.6 mm(0.063 in.), the wear indicators (B) will appear.

Tires/Wheels

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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 ...

Other information:

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


Troubleshooting SymptomSuspect AreaReferenceLower pedal or spongy pedal1. Integrated Brake Actuation Unit (Air in)air·bleed2. AHB system (Fluid leaks)replace3. Piston seals in IBAU (Worn or damaged)replaceBrake drag1. Brake pedal free play (Minimum)adjust2. Pad or lining (Cracked or distorted)replace3. ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Transaxle Control Module (TCM) Description and Operation


Description Transaxle Control Module (TCM) is the automatic transaxle''s brain. The module receives and processes signals from various sensors and implements a wide range of transaxle controls to ensure optimal driving conditions for the driver. TCM is programmed for optimal response to any on-road situation. ...

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