What is the fuel tank capacity of the Audi A6L in liters?

2 Answers
VanJayla
07/24/25 10:06am
The fuel tank capacity of the Audi A6L is 73 liters, as officially announced. Owners of the Audi A6L can also check this information on the vehicle's configuration sheet. The recommended fuel grade for the Audi A6L is 95, with a fuel consumption of 6.8 to 8L per 100 kilometers. A full tank can cover a distance of approximately 913 to 1073 kilometers. During daily driving, it is essential to monitor the remaining fuel level in the tank. This is typically done by observing the fuel gauge inside the vehicle. Under normal circumstances, the fuel level will be accurately reflected on the gauge. The fuel gauge usually has 5 to 6 segments, and it is advisable to refuel when only 2 segments remain to avoid running out of fuel mid-journey. During actual refueling, the amount of fuel may exceed the marked capacity. This is because the manufacturer's specified tank capacity is measured from the bottom of the tank to the safety limit, with additional space from the safety limit to the tank opening. This extra space accommodates fuel expansion due to temperature increases, preventing overflow. If fuel is filled up to the tank opening during refueling, the actual amount may exceed the marked capacity.
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MacJohnny
08/11/25 5:18am
My Audi A6L has a 73-liter fuel tank, and I've been driving it for several years, so I'm quite familiar with this car. I drive a lot, and a full tank can last around 650 kilometers, depending on the road conditions. Fuel consumption is higher during city commuting, about 10 liters per 100 kilometers, but it's more fuel-efficient on highways, dropping to 7 liters, extending the range. I make it a habit not to wait until the fuel gauge warning light comes on before refueling, as that puts extra pressure on the fuel pump and can lead to damage. I also regularly check the fuel tank cap's seal to prevent fuel vapor from leaking. On weekends, when I take my kids out for trips, a full tank is enough for a provincial road trip without constantly looking for gas stations. I always use standard 95-octane gasoline to keep the engine cleaner. I recommend cleaning the fuel tank bottom during regular maintenance to avoid clogging from impurities. A 73-liter capacity is considered medium among luxury cars—practical and sufficient.
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