When your car is not in use, mechanical impurities accumulate in the fuel tank and sediment forms at the bottom. The dirt gets into the fuel pump and the filters, causing damage. During winter months, be sure to always leave the tank at least half-filled with fuel to avoid the formation of large amounts of condensate. In freezing conditions, the presence of water in the fuel tank can lead to its deformation and other problems.
5. Frequent braking