Hyundai Ioniq: Exterior Features / Fuel Filler Door (Plug-in hybrid vehicle)

Opening the fuel filler door

The fuel filler door must be opened from inside the vehicle by pushing the fuel filler door open switch.

1. Turn the vehicle off.

2. Push the fuel filler door open switch.

3. Wait until the fuel tank is depressurized.

The message "Fuel door open" is displayed when the fuel filler door opens after the fuel tank is depressurized.

Information

• It may take up to 20 seconds to open the fuel filler door.
• When the fuel filler door is frozen and does not open after 20 seconds at freezing temperature, slightly tap the fuel filler door and then attempt to open it.

4. Pull the fuel filler door (1) out to fully open.

5. To remove the fuel tank cap (2), turn it counterclockwise. You may hear a hissing noise as the pressure inside the tank equalizes.

6. Place the cap on the fuel filler i door.

WARNING

• Add fuel into the fuel tank within 20 minutes after opening the fuel filler door. After 20 minutes, the fuel tank may shut off, causing fuel to overflow. In this case, re-press the fuel filler door opening button.
• Do not leave the fuel filler door opened for an extended period of time. It may discharge the battery.
• Close the fuel filler door after fueling the vehicle. If you start the vehicle with the fuel filler door opened, the message, "Check fuel door", illuminates on the LCD display.
• Avoid refueling the vehicle while charging the (high-voltage) hybrid battery. It may cause a fire or an explosion due to static electricity.

• Closing the fuel filler door