Better change the fuel pump assembly. The fuel pump is damaged because the fuel filter has not been replaced for a long time and the oil supply system is seriously blocked. The fuel pump pump is struggling to pump oil, and the fuel pump is damaged because it is in a high load state for a long time.

What are the symptoms of a broken fuel pump? The symptoms of a damaged fuel pump are as follows

For the failure of oil pump damage in cars, the solution is to apply soap to the damaged parts, separate the damaged pump film from the intact pump film, stagger the damaged parts and reinstall them. If the gap at the break is long, cut a film or tarpaulin into the shape of a round diaphragm and place it between the diaphragms.

The clamp at the pipe connection on the assembly is loose or there is a gap, leading to pressure leakage and pressure drop of the fuel system.