See also:

Steering gear box, linkage & boots/lower arm ball joint
With the vehicle stopped and engine off, check for excessive free-play in the steering wheel. Check the linkage for bends or damage. Check the dust boots and ball joints for deterioration, cracks, ...

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 ...

Check battery and cables
Winter puts additional burdens on the battery system. Visually inspect the battery and cables as described in section 7. The level of charge in your battery can be checked by an authorized HYUNDAI ...