Interior light
Do not use the interior lights for extended periods when the engine is not running. It may cause battery discharge.
See also:
40 MPG - AN 18 PERCENT IMPROVEMENT IN FUEL ECONOMY
The 2012 Hyundai Accent's highway fuel economy of 40 mpg is an 18 percent
improvement over its predecessor's 34 mpg highway manual transmission fuel
economy rating.
Hyundai Accent's fuel economy ...
Smart key
With a smart key, you can lock or unlock a door (and trunk) and even start the
engine without inserting the key.
The functions of buttons on a smart key are similar to the remote keyless entry.
...
Exhaust Emission Control System
The Exhaust Emission Control System is a highly effective system which controls
exhaust emissions while maintaining good vehicle performace. ...