Diesel fine filter cannot be heated by itself:
1. Diesel fine filter is a diesel fine filter designed for the current two-stage filter commonly used in diesel engines. It forms a two-stage filter together with the diesel fuel water separator;
2. The oil-water separator is used to filter the water in the diesel, and the diesel fine filter is the fine particles in the diesel;
3. The function of the diesel filter is to filter out harmful impurities and moisture in the fuel system, protect the normal operation of the engine, reduce wear, avoid clogging, and increase the life of the engine.

How to replace the fuel filter:
1. Park the car on a solid surface. Lower the air pressure of the fuel system. Loosen the valve cap to lower the air pressure of the fuel system;
2. Turn on the engine until the gasoline in the pipeline runs out. The engine stops. The fuel filter is generally located under the engine or under the fuel tank. If necessary, use a jack to lift the car and disconnect the fuel pipe from the fuel filter;
3. Remove the mounting bolts of the fuel filter, then you can remove the fuel filter, compare whether the new fuel filter is consistent with the removed model, and install the new fuel filter after confirmation. Pay attention to the direction to ensure that it points to the engine, and then install the filter fixing bolt after confirmation;
4. Connect the fuel pipe and install the fuel pump fuse, reconnect the battery box, and then you can lower the car.