Kia Optima: Features of your vehicle / Theft-alarm system

This system is designed to provide protection from unauthorized entry into the
vehicle. This system is operated in three stages: the first is the "Armed" stage,
the second is the "Theft-alarm" stage, and the third is the "Disarmed" stage. If
triggered, the system provides an audible alarm with blinking of the hazard warning
lights.
Your vehicle is equipped with an electronic engine immobilizer system to reduce
the risk of unauthorized vehicle use.
Your immobilizer system is comprised of a small transponder in the smart key
...
Park the vehicle and stop the engine. Arm the system as described below.
1. Remove the ignition key from the ignition switch and exit the vehicle.
2. Make sure that all doors (and trunk) and engine ...
Other information:
Adjusting Instrument Cluster Illumination
The brightness of the instrument panel illumination is changed by pressing the
illumination control button (“+” or “-”) when the ignition switch or Engine Start/Stop
button is ON, or the taillights are turned on.
If you hold the illumina ...
Description and operation
Description
The Side Impact Sensor (SIS) system consists of two kinds of side impact sensor
which are installed at each center of the front door module (left and right) and
two rear sensors which are installed in the rear pillar (left and right).
...