BMW 3 Series E46

since 1998 release

Repair and operation of the car

BMW 3 Series E46
+ BMW 3 cars (E46)
+ Current leaving and service
+ Engine
+ Cooling systems, heating
- Power supply systems, injection and release
   Security measures and rules of respect for purity during the work with fuel system
   Removal and installation of the sensor of a reserve of fuel / fuel pump
   Check of the sensor of a reserve of fuel
   + Power supply system of petrol engines
   + System of injection of fuel of the petrol engine
   - Power supply system of diesel engines
      Principle of operation of the diesel engine
      Work of system of injection
      Device of heating of the fuel filter
      Removal and installation of nozzles
   + System of production of the fulfilled gases
+ Engine electric equipment
+ RKPP and transmission line
+ Automatic transmission
+ Coupling and power shafts
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment
+ Schemes of electric equipment

Device of heating of the fuel filter

At decrease in external temperature the fluidity of diesel fuel owing to paraffin loss decreases. Fuel can thicken to a condition of honey and stop the fuel filter. For this reason of firm producers of mineral oils enter into composition of diesel fuel in the winter of additive which increase fluidity and guarantee start of the engine at a temperature up to -15 °C or -22 °C (superdiesel).

In the BMW cars of the 3rd series with the diesel engine fuel is in addition warmed up by the heating device close to the fuel filter.