Fuel Filler Door
Opening the Fuel Filler Door
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1. Turn off the engine.
2. Make sure the driver's door is unlocked.
3. Press the rear center edge of the fuel filler door.
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4. Pull the fuel filler door (1) outward to access the fuel cap.
5. To remove the fuel cap (2), turn it counterclockwise. You may hear a hissing sound as the pressure inside the tank equalizes.
6. Install the cap on the fuel filler door.
Information
The fuel filler door unlocks when the driver's door is unlocked.
To unlock the fuel filler door:
- Press the unlock button on the remote key or smart key.
- Press the central door unlock switch on the driver's door armrest trim.
The fuel filler door locks when the driver's door is locked.
To lock the fuel filler door:
- Press the lock button on the remote key or smart key.
- Press the central door lock switch on the driver's door armrest trim.
All doors lock automatically after the vehicle speed exceeds 9 mph. The fuel filler door also locks when the vehicle speed exceeds 9 mph.
Information
If the fuel filler door does not open because ice has formed around it, tap lightly on or press the door to break the ice, and release the door. Do not pry on the door. If necessary, spray the area around the door with an approved de-icing fluid (do not use engine coolant/antifreeze), or move the vehicle to a warm place and allow the ice to melt.
Test yourself
A quick Hyundai Tucson quiz: every answer comes with an explanation and a link to the manual page.