See also:

Check Battery and Cables
Winter puts additional burdens on the battery system. Visually inspect the battery and cables as described in Section 6. The level of charge in your battery can be checked by your Hyundai dealer o ...

Air conditioning system
Air Conditioning Switch (If installed) The air conditioning is turned on or off by pushing the A/C button on the heating/air conditioning control panel. Air Conditioning Operation for Cooling ...

Check Spark Plugs and Ignition System
Inspect your spark plugs and replace them if necessary. Also check all ignition wiring and components to be sure they are not cracked, worn or damaged in any way. ...