Audi 100

1982-1990 of release

Repair and operation of the car

Audi 100
+ 1.1. Governing bodies and devices
+ 2. Technical characteristics
+ 3. Engines
+ 4. Cooling system
+ 5. Exhaust system
- 6. Power supply system
   + 6.1. Power supply system of carburetor engines
   - 6.2. A power supply system of engines with fuel injection
      6.2.1. Replacement of the filtering element of the air filter
      6.2.2. Removal and installation of the air filter
      6.2.3. Replacement of the fuel filter
      6.2.4. Removal and installation of the distributor of fuel
      6.2.5. Dismantling and assembly of the reducing valve
      6.2.6. Removal and installation of the fuel accumulator
      6.2.7. Removal and installation of fuel nozzles
      6.2.8. Removal and installation of a turbocompressor
      6.2.9. Removal and installation of a fuel tank
      6.2.10. Removal and installation of the fuel pump
      6.2.11. Check of a temperature regulator
      6.2.12. Adjustment of idling of the engine
      6.2.13. Check of a starting nozzle
      6.2.14. Check of the regulator of pressure
      6.2.15. Check and adjustment of provision of a plate of the measuring instrument of a consumption of air
   + 6.3. Power supply system of the diesel engine
+ 7. Transmission
+ 8. Running gear
+ 9. Steering
+ 10. Brake system
+ 11. Body
+ 12. Electric equipment

6.2.10. Removal and installation of the fuel pump

GENERAL INFORMATION

The fuel pump of cars of release till 1988

1 – noise suppressor;

2 – laying;

3 – fuel-supply line;

4 – clamp;

5 – valve;

6 – electric plugs;

7 – electric fuel pump;

8 – collar;

9 – holder of the pump;

10 – rubber pillow

The fuel pump since 1988

1 – noise suppressor;

2 – laying;

3 – fuel-supply line;

4 – holder of the pump;

5 – nut;

6 – washer;

7 – valve;

8 – electric plugs;

9 – electric fuel pump;

10 – mesh filter

At the fuel pump of release since 1988 the plug with M6 carving positive, with M5 carving – negative. The fuel pump has a non-demountable design therefore at failure it is replaced.

PERFORMANCE ORDER

1. On release models till 1988 to remove the sensor (see rice. To a detail of a fuel tank of cars of release till 1988) the level of fuel it is similar to models with carburetor engines (see subitem 1-5 of subsection 6.1.9). To take out the pump from a tank through an opening under the fuel level sensor.
2. To install the pump upside-down. At installation to watch that rubber pillows of the pump rose on pins of the arm located at the bottom of a tank and spring holders were latched.
3. On release models since 1988 for removal of the pump (see rice. To a detail of a fuel tank of cars of release after 1988) the special tool (VAG 3214) is necessary. To turn them the pump on 15 mm to the left and to take out up together with the holder from a tank, having disconnected a fuel-supply line and electricity cables.
	4. To install the pump in a tank so that a tag on the holder (see rice. The fuel pump since 1988) coincided with the first tag on a fuel tank, as shown in drawing. To fix the pump, having turned it by means of the special adaptation so that the tag on the holder coincided with the second tag on a fuel tank.