What to Do If the Mercedes Fuel Tank Cover Won't Open?

1 Answers
LincolnMarie
07/30/25 12:15am
Many vehicles have an emergency fuel tank cover release located under the panel on the fuel tank cover side of the trunk. Pull the emergency release handle with moderate force while pressing the fuel tank cover. If it still won't open, it indicates a damaged motor lock, which needs to be replaced. It could also be due to the fuel tank cover spring losing elasticity. Owners can address this by adding a small spring to the rubber pad on the fuel tank protrusion to increase the cover's elasticity. Regular cleaning of the fuel tank cover is recommended. There is usually a drainage hole underneath the cover. If this hole gets blocked, it can easily lead to water accumulation during car washing.
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