Kia Optima: Change to "winter weight" oil if
necessary
In some climates it is recommended that a lower viscosity "winter weight" oil be used during cold weather. See section 8 for recommendations. If you aren't sure what weight oil you should use, consult an authorized Kia dealer.
Check battery and cables
Winter puts additional burdens on the
battery system. Visually inspect the battery
and cables as described in section
7. The level of charge in your battery can
be checked by an authorized Kia ...
Check spark plugs and ignition
system
Inspect your spark plugs as described in
section 7 and replace them if necessary.
Also check all ignition wiring and components
to be sure they are not cracked,
worn or damaged in any way. ...
See also:
Condition and operation in the front passenger occupant detection system
*1) The system judges a person of adult size as an adult. When a smaller adult
sits in the front passenger seat, the system may recognize him/her as a child depending
on his/her physique and pos ...
Windshield Glass. Components and Components Location
Components
1. Windshield side molding
2. Windshield glass
...
Automatic Door Locks
Operating Door Locks - With the Key
Both front doors can be locked and unlocked with the key.
Turn the key to the left to lock and to the right to unlock the door.
Once a door is unlocked, i ...