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.
See also:
Use Unleaded Gasoline
Unleaded gasoline with a Pump Octane Rating of 87 (Research Octane Number 91)
or higher must be used in your Hyundai.
WARNING:
o Do not "top off" after the nozzle automatically shuts o ...
Fuel Lines, Fuel Hoses and Connections
Check the fuel lines, fuel hoses and connections for leakage and damage. Have
a trained techincian, replace any damaged or leaking parts immediately. ...
67,500 miles (108,000 km) or 54 months
❑ Inspect air cleaner filter
❑ Inspect vacuum hose
❑ Replace engine oil and filter (67,500 miles (108,000 km) or 108 months) ...