Audi A3

Since 1997 of release

Repair and car operation



Audi A3
+ The maintenance instruction
+ Current leaving and service
+ The engine
+ Systems of cooling, heating
- The power supply system and release of the fulfilled gases
   - The power supply system
      Removal and installation of the fuel pump/gauge of a stock of fuel
      Removal and installation of the fuel filter
      Adjustment of a drive of gas
      Removal and installation of the case of the air filter
      Remote control connection by the fuel pump for carrying out of checks
      Check of the fuel pump
      Check of the relay of the fuel pump
   + System of injection of fuel
   + System of injection of the diesel engine
   + System of release of the fulfilled gases
+ Engine electric equipment
+ Manual box of a gear change
+ Automatic transmission and models with a full drive
+ Coupling and power shafts
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment
+ Electroschemes





Check of the relay of the fuel pump

THE GENERAL DATA

The relay of the fuel pump is in a relay payment, a place 4, on the party of the driver under the block of the panel of devices. It is necessary for checking up, if the pump does not work.

PERFORMANCE ORDER
1. Take out a safety lock № 28 fuel pumps.
2. Attach диодную a control lamp by means of an auxiliary wire between weight and one of two contacts of a safety lock of the fuel pump.
3. Remove the top facing around feet of the driver, at the left, thus address to subsection Removal and pocket installation from outside the driver.
4. Include a starter. Inclusion of the relay of the fuel pump should be audible. диодная the control lamp Besides, should light up.
5. If the relay does not join, check up pressure of a food and management.
6. If диодная a control lamp does not light up, though the relay joins, repeat check on other contact of a safety lock.
7. If диодная the control lamp again does not burn, check up a wire between contact 23 at the relay, a place 4, and a safety lock of the fuel pump. In the presence of breakage eliminate it.
8. If a relay food, management and relay wires is perfectly in order, replace the relay of the fuel pump.
Food check
Take out the relay of the fuel pump from a relay payment (a relay place № 4).
Include ignition.
Consistently attach the voltmeter:

– Between contact 19 (plus of the lock of ignition) and weight;
– Between contact 17 (plus of the storage battery) and weight.

Demanded value: 12 In (pressure of the battery).

Otherwise check up wire breakage under the electric scheme and eliminate.
Switch off ignition.

MANAGEMENT CHECK

PERFORMANCE ORDER
1. Attach диодную a control lamp with an auxiliary wire between contact 16 (weight of management from a monitor the engine) and contact 17 (plus) of a socle of the relay.
2. Include a starter. Thus the light-emitting diode should light up. Otherwise find wire breakage to a monitor injection and eliminate it or replace a monitor (work HUNDRED).

ATTENTION

Диодные control lamps have small consumption of a current. If the starter is not included, they have a weak luminescence and completely do not die away.


3. Insert a safety lock of the fuel pump.
4. Establish a pocket around an arrangement of feet, thus address to subsection Removal and pocket installation from outside the driver.
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