Kia Optima: Wheel alignment and tire balance
The wheels on your vehicle were aligned and balanced carefully at the factory to give you the longest tire life and best overall performance.
In most cases, you will not need to have your wheels aligned again. However, if you notice unusual tire wear or your vehicle pulling one way or the other, the alignment may need to be reset.
If you notice your vehicle vibrating when driving on a smooth road, your wheels may need to be rebalanced.
CAUTION
Improper wheel weights can damage your vehicle's aluminum wheels. Use only approved wheel weights.
Tire rotation
To equalize tread wear, it is recommended
that the tires be rotated
every 12,000 km (7,500 miles) or
sooner if irregular wear develops.
During rotation, check the tires for
correct balance.
...
Tire replacement
If the tire is worn evenly, a tread wear
indicator will appear as a solid band
across the tread. This shows there is
less than 1.6 mm (1/16 inch) of tread
left on the tire. Replace the tir ...
See also:
Removal
1.
Turn the ignition switch OFF and disconnect the battery
negative (-) cable.
2.
Disconnect the EWGA connector (A).
3.
Remove the shaft ...
Front Impact Sensor (FIS) Description and Operation
Description
The front impact sensor (FIS) is installed in the Front End
Module (FEM). They are remote sensors that detect acceleration due to a
collision at its mounting location. The primary p ...