See also:

Check Fuel Filler Cap Warning Light
This warning light indicates the fuel filler cap is not tight securely. Always make sure that the fuel filler cap is tight. ...

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 ...

FUEL ECONOMY INNOVATIONS
To help Hyundai Tucson drivers get the most out of their vehicles, Hyundai added a standard trip computer and economy indicator. The trip computer provides distance to empty, average fuel consumpt ...