Hyundai Sonata: 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.
Engine start/stop button position
OFF
To turn off the engine, press the engine start/stop button with the engine start/stop
button in the ON position and the shift lever in P(Park). When you press the engine
start/stop button wit ...
See also:
Automatic turn off function
The interior lights automatically turn off approximately 20 minutes after the
ignition switch is turned off.
If your vehicle is equipped with the theft alarm system, the interior lights
automatic ...
Explanation of scheduled maintenance items
Engine oil and filter
The engine oil and filter should be changed at the intervals specified in the
maintenance schedule. If the car is being driven in severe conditions, more frequent
oil and fi ...
Indicator light
When ignition switch is turned to ON, the indicator light illuminates, then goes
off if the ESC system is operating normally. The ESC indicator light blinks whenever
ESC is operating or illumina ...

