Kia Optima: Tire Speed Ratings
The chart below shows many of the different speed ratings currently being used for passenger car tires. The speed rating symbol is part of the tire size designation on the sidewall of the tire. This symbol corresponds to that tire’s designed maximum safe operating speed.
Wheel Size Designation
Wheels are also marked with important information that you need if you ever have
to replace one. The following explains what the letters and numbers in the wheel
size designation mean.
Example wh ...
Uniform Tire Quality Grading
The following information relates to the tire grading system developed by the
National Highway Traffic Safety Administration (NHTSA) for grading tires by tread
wear, traction and temperature perfo ...
See also:
To remove the jack
Turn the jack socket counterclockwise. ...
Overdrive Clutch Control Solenoid Valve(OD/C_VFS). Description and Operation
Description
Overdrive clutch control solenoid valve(OD/C_VFS) is attached to the valve body.
This variable force solenoid valve directly controls the hydraulic pressure inside
the overdrive clutc ...
Welcome light (if equipped)
When all the doors (and trunk) are locked and closed, the room lamp will come
on for about 15 seconds if any of the below is performed.
Without smart key system
- When the door unlock butto ...