See also:

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. ...

Checking the transaxle oil (manual)
Transaxle lubricant in the manual transaxle should be checked at those intervals specified in the vehicle maintenance schedule in Section 5. Recommended Oil Use only HYUNDAI GENUINE PARTS MTF 7 ...

INTERIOR
Roomy and a step above casual, the Sonata's interior is attractive. The seats' cloth upholstery was thick and nice looking with a checked pattern. Some cars have bizarre shapes and prints in the u ...