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:
Repair procedures
Replacement
1.
Disconnect the battery negative cable from the battery and then
wait for at least 30 seconds.
2.
Turn the steering wheel s ...
Brake Booster. Repair procedures
Brake Booster Operating Test
For simple checking of the brake booster operation, carry out the following
tests.
1.
Run the engine for one or two minutes, and then stop ...
Auto up/down window
Pressing or pulling up the power window switch momentarily to the second detent
position (6) completely lowers or lifts the window even when the switch is released.
To stop the window at the des ...

