Interior light

Do not use the interior lights for extended periods when the engine is not running. It may cause battery discharge.

See also:

Checking Engine Cooling Fan
The engine cooling fan should come on automatically if the engine coolant temperature is high. ...

Jump Starting
WARNING: The gas produced by the battery during the jump-start operation is highly explosive. If these instructions are not followed exactly, serious personal injury and damage to the vehicle m ...

Safety
The Hyundai Sonata is one of only two cars on the market that have received both a Top Safety Pick designation from the Insurance Institute for Highway Safety and a five-star overall safety rating ...