VW Passat repair


+ 1. Ekspluatatsiiya of the car
+ 2. Maintenance
+ 3. Engines
+ 4. Cooling system
- 5. Power supply system
   - 5.1. Power supply systems of petrol engines
      5.1.2. General information
      5.1.3. PIERBURG 2EZ carburetor
      5.1.4. Air filter
      5.1.5. Fuel pump
      5.1.6. Fuel filter
      5.1.7. Fuel accumulator
      5.1.8. Fuel tank
      5.1.9. Fuel level sensor
      5.1.10. Accelerator cable
      5.1.11. Systems of injection of fuel
      5.1.12. Inlet collector
      5.1.13. System of self-diagnostics and codes of malfunctions
      5.1.14. Check of a control system by the Digifant engine
      5.1.15. Check of a control system by the CIS-E-Motronic engine
      5.1.16. System of production of the fulfilled gases
   + 5.2. Power supply system of the diesel engine
+ 6. Ignition system
+ 7. Coupling
+ 8. Transmission
+ 9. Drive of forward wheels
+ 10. Suspension brackets
+ 11. Steering
+ 12. Brake system
+ 13. Wheels and tires
+ 14. Systems of heating, ventilation and conditioning
+ 15. Electric equipment
+ 16. Body
+ 17. Electric circuits


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Repair B3-B4/Passat B3-B4 Volkswagen Passat>> Power supply system>> Power supply systems of petrol engines>> Fuel tank
       PREVENTION
The fuel tank is necessary for removing in well aired room.

Removal and installation of a fuel tank carry out in the following order:
– disconnect a wire from the negative plug of the storage battery;
– lift a back part of the car and fix it on supports or on use a viewing ditch;

Fig. 5.12. A fuel tank and the fuel pump of cars with the SOHC engine: 1–cover of a bulk mouth; 2–lock ring; 3–rubber sealant; 4–connection of the tire of grounding, 5 – a broad tank; 6–union of supply of fuel; 7–flange nut; 8–union of return of fuel; 9–cover; 10-consolidation; 11-hose; 12-consolidation; 13-washer; 14-rubber dampers, 15 – the fuel pump; 16-casing of the fuel pump; 17-lock ring; 18-the fuel level sensor, 19 – consolidation; 20-bolt; 21-fastening tire; 22-ventilation valve; 23-tube сапуна (Versatile person); 24-tube сапуна; 25-bolt; 26-consolidation; 27-a hose to the coal filter; 28-valve


– uncover 1 (see fig. 5.12 ) a jellied mouth;
– merge the fuel remains from a tank;
– disconnect топливопровод from the filter or the fuel pump and merge fuel in special capacity;
– remove a floor covering in a luggage carrier;
– disconnect the electric tip from a cover 8 fuel tanks;
– note an arrangement of fuel hoses on unions of a cover and remove them from unions;
– open a jellied mouth of a fuel tank;
– remove a rubber sealant 3 and a lock ring 2;
– for receiving access to a jellied mouth remove the right back wheel;
– unscrew bolts of the 25th fastening of a bulk mouth to a wheel arch;
– establish under a fuel tank a jack;
– between a jack and a tank put wooden laying;
– lift a jack so that the weight of a fuel tank was perceived by a jack;
– unscrew a bolt of the 20th fastening of the tire 21 holding a tank;
– slowly lower a tank;
– disconnect fuel and ventilating hoses;
– take a tank from under the car;
– if the tank is polluted, remove the fuel pump and wash out a tank pure fuel;
– if the tank is damaged or proceeds, replace it;
– check the valve for what disconnect hoses and take the valve from a clamp. In vertical situation and correctly orientation, the valve should be open, but at an inclination on 45 ° it should be closed;
– check the drainage valve, having attached a hose and having submitted through it air. When the lever is in extreme situation, the valve is closed. When the lever is established in the arrow direction, the valve should be open.
Installation carry out to sequences, return to removal.