Audi 80/Avant (B4)

since 1991-1995 release

Repair and operation of the car



Audi 80/Avant
+ Technical specification
+ Engines
+ System of production of the fulfilled gases
+ Cooling system
+ Fuel tank and fuel pump
+ Air filter and airintaking channels
- System of injection
   - System of injection Mono-Motronic
      Operating procedure
      Malfunctions and independent diagnostics
      Independent repair
      Visual check
      Check of separate elements
      Check of the mode of idling and analysis of exhaust gases
      Check of catalytic converter and lambda probe
      Hummock drive of "gas"
      List of malfunctions
   + System of injection Digifant
   + System of injection KE-III-Jetronic
   + Systems of injection of MPI and MPFI
+ Coupling
+ Transmission and transmission
+ Suspension bracket and steering
+ Brake system
+ Anti-blocking system of brakes
+ Wheels and tires
+ Body electrical system
+ System of ignition
+ Lighting
+ Signaling devices
+ Devices and auxiliary devices
+ Heating and ventilation
+ Body elements
+ Search of malfunctions
+ Specifications





Hummock drive of "gas"

The connecting cable between a pedal of an accelerator and system of injection is very sensitive to a longitudinal bend. During the works in a motor compartment you have to watch that the disconnected cable was not "broken" with a small radius therefore on it there can be damages.

Replacement of the hummock drive of "gas"

 PERFORMANCE ORDER

  1. On the end of the hummock drive to remove fixing brackets and in a point of fastening of a cover of the hummock drive protection of the plug.
  2. To uncover in salon the car at the left under the dashboard (chapter about salon).
  3. To extend eyes of the hummock drive from a fixing tip on the accelerator pedal lever.
  4. To squeeze out a rubber tip from a partition between a motor compartment and interior of the car.
  5. To extend the hummock drive of "gas".
  6. At installation of a rubber tip of a new rope of "gas" to watch that the cable was not bent.

Sleva: in a bulk branch pipe of cooling liquid on the left side of the engine there is a sensor of temperature of cooling liquid of system of injection Mono-Motronic (1), and also the sensor of the indicator of temperature of cooling liquid with the switch for the indicator (2).

On the right: around the hummock drive; figures designate:

1 and 2 – fixing brackets;
3 – protection of the plug;
4 – plug of the regulator of provision of a butterfly valve;
5 – an emphasis of a butterfly valve with the idling signal switch.

Adjustment of the hummock drive

 PERFORMANCE ORDER

  1. To completely squeeze out an accelerator pedal.
  2. To squeeze out the lever of a butterfly valve in the provision of full "gas".
  3. To insert a shtekerny safety lock into the corresponding dredging of a cover of the hummock drive at a countersupport.
  4. At the lever of a butterfly valve at completely squeezed out accelerator pedal the gap has to make at most 1 mm.







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