60 liters on all models
On the drivers side about 20cm in front of the rear wheel, attached to the fuel tank. It is a small cylinder... looks like a shrunken can of baked beans, with fuel pipes attached to each end. Hope this helps.
the fuel tank is located under the back seats
Between the fuel tank and the engine !
The Citroen Berlingo has many notable specs, such as it can go from 0-60mph in 13.8 seconds, the top speed is 101 mph, the average mph is 42, and the tank generally lasts for 550 miles. It is a very fuel efficient vehicle.
Inside the fuel (petrol) tank.
The diesel engine Citroen C3 have the fuel filter located in the engine bay, under the air intake pipe to the air filter. There are some pictures on this forum post: http://citroenc3owners.com/diesel-c3-tips/how-to-change-the-air-filter-on-a-citroen-c3-1-4-16v-hdi-t80.html and some instructions to remove the diesel filter here: http://citroenc3owners.com/diesel-citroen-c3/changing-the-diesel-fuel-filter-t102.html The petrol engine Citroen C3 has a filter in the fuel tank that lasts the life of the car.
Filter is located on the exterior of the fuel tank
The fuel pump for this is usually located in the top of the fuel tank underneath the back seat
in the petrol tank
It is behind the fuse box under the bonnet.
Its located inside the petrol tank and part of the fuel pump..