See also:

Cooling system
Check cooling system components, such as radiator, coolant reservoir, hoses and connections for leakage and damage. Replace any damaged parts. ...

Breaking in Your New Hyundai
During the First 1200 Miles (2000 Km) No formal "break-in" procedure is required with your new Hyundai. However, you can contribute to the economical operation and durability of your Hyun ...

Check spark plugs and ignition system
Inspect your spark plugs as described in section 7 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. ...