See also:

Features
There are no separate trim levels for the Sonata Hybrid, which comes with a slew of standard features and just one option package. Standard are cloth seats, 16-inch alloy wheels, low-rolling-resis ...

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. ...

Seat belts
SEAT BELT PRECAUTIONS WARNING: All occupants of the vehicle must wear their seat belts at all times. Seat belts and child restraints reduce the risk of serious or fatal injuries for all occupants ...