Audi A4

Since 1994 of release

Repair and car operation

Audi А4
+ Running gear
+ Regular servicing
+ Engines
+ Turbo-supercharging
+ Exhaust system
+ Cooling system
+ Fuel tank and the fuel pump
+ The air filter and channels всасывания
- Injection system
   - System of injection Motronic
      The major knots
      So the system of injection Motronic functions
      Infringements in work and self-diagnostics
      The self-help at injection
      The visual control
      Search of malfunctions in separate knots
      Check of idling and the fulfilled gases
      Check of the fulfilled gases (AU)
      Cable throttle заслонки
      The help at malfunctions
   + System of injection MPI and MPFI
+ 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

The self-help at injection

In injection system, unfortunately, by own strength it is possible to make the little as deep checks assume presence of good knowledge of a material and, first of all, measuring and test devices. For carrying out of uncountable measurements it is necessary to have special measuring wires and test sockets not to damage contacts. Therefore at occurrence of any defect it is recommended to operate as follows:


  1. If Audi A4 refuses to work, in the beginning check up safety locks № 15, 28, 29, 32 and 34.
  2. Then check up, whether ignition is perfectly in order.
  3. At a following stage fuel giving is checked.
  4. Spend visual check of all knots of system of injection.
  5. If such a way the malfunction source has not been found, study has undressed the Help at malfunctions in the end of the head and interrogate the computer, check up suspicious knot under the instruction.