See also:

Recommended lubricants and capacities
To help achieve proper engine and powertrain performance and durability, use only lubricants of the proper quality. The correct lubricants also help promote engine efficiency that results in impro ...

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. ...

Valve clearance
Inspect excessive valve noise and/or engine vibration and adjust if necessary. An authorized HYUNDAI dealer should perform the operation. ...