Audi A4

Since 1994 of release

Repair and car operation

Audi А4
+ Running gear
+ Regular servicing
+ Engines
- Turbo-supercharging
   turbocharger
   The valve of deenergizing of draught
   Check of adjustment of pressure of pressurisation
   The help at malfunctions
   It is faulty турбокомпрессор?
   Radiator наддувочного air
+ Exhaust system
+ Cooling system
+ Fuel tank and the fuel pump
+ The air filter and channels всасывания
+ Injection system
+ Coupling
+ Transmission and the main transfer
+ Suspension bracket of wheels and steering
+ Brakes
+ Wheels and tyres
+ The electrotechnical equipment
+ Ignition system
+ Illumination
+ The alarm equipment
+ Tools and devices
+ Heating and ventilation
+ Body details
+ Salon
Search of malfunctions
Technical characteristics

Check of adjustment of pressure of pressurisation

Check of the electromagnetic valve of restriction of pressure of pressurisation

PERFORMANCE ORDER

Hose lining: in the beginning check up, whether all hoses are correctly connected to the valve.
Disconnect a valve socket.
Connect an exact ohmmeter to both contacts of a socket of the valve.
The ohmmeter should show 25–35 Ohm, otherwise the electromagnetic valve of restriction of pressure of pressurisation is faulty.
Pressure giving: connect the voltmeter to contact of 1 disconnected socket and to "weight".
Put in action a starter: the voltmeter should show pressure of the accumulator, conductivity in wires is otherwise broken or the relay of the fuel pump is faulty.

By arrow the valve of restriction of pressure of ventilation картера is shown.

Under the mentioned valve of restriction of pressure you see following details: 1 – a vacuum box of the valve of adjustment of pressure of pressurisation; 2 – the valve of switching-off of draught; 3 – the electromagnetic valve of restriction of pressure of pressurisation.