Kia Optima: Driving your vehicle / Engine start/stop button
Illuminated engine start/stop button

Whenever the front door is opened, the engine start/stop button will illuminate
for your convenience. The light will go off after about 30 seconds when the door
is closed.
When all entrances are closed, if you lock the vehicle by using the transmitter
or the smart key, the light will go off immediately.
WARNING - Proper footwear
Always wear appropriate shoes when operating your vehicle. Unsuitable shoes
(high heels, ski boots, sandals, etc.) may interfere with your ability to use the
brake and a ...
OFF
To turn off the engine (START/RUN position) or vehicle power (ON position), press
the engine start/stop button with the shift lever in the P (Park) position. When
you press the engine start/s ...
Other information:
If your temperature gauge indicates overheating, you experience a loss of power,
or hear loud pinging or knocking, the engine will probably be too hot. If this happens,
you should:
1.Pull off the road and stop as soon as it is safe to do so.
2.Place the shift lever in P (for Automatic transmis ...
Repair procedures
Removal
1.
Disconnect the negative battery terminal.
2.
Remove the roof trim assembly.
(Refer to Body - "Roof Trim Assembly")
3.
Disconnect the high mounted stop lamp connector (A).
...