How do I open the fuel door for the BMW 318i/316i? Jane December 13, 2024 08:29 Updated Locate the fuel door on the outside of the vehicle. It should be on the right side. Gently press down on the fuel door and it will pop open. To close it, press down on the fuel door until you hear a click. Related articles How do I adjust the seat for the BMW 318i/316i? How do I start and drive the BMW 318i/316i? Do I top up diesel or petrol for the BMW 318i/316i? How do I switch on/off the headlights for the BMW 318i/316i? How do I switch on the Bluetooth for the BMW 318i/316i?