Audi 80/Avant (B4)

since 1991-1995 of release

Repair and car operation

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
+ injection System
+ Coupling
+ Transmission and transmission
+ Suspension bracket and steering
+ Brake system
+ Anti-blocking system of brakes
+ Wheels and tires
+ Body electrosystem
+ ignition System
+ Lighting
+ Signalling devices
- Devices and auxiliary devices
   Check of indicators and signaling devices
   Elements of a combination of devices
   Indicator of amount of fuel
   The indicator of temperature of cooling liquid
   Voltage stabilizer
   Additional devices
   The top indicators in a combination of devices
   The indicator of cooling liquid
   Indicator of brake system
   Indicator of pressure of oil
   Indicators of indexes of turns
   Bottom indicators
   Indicator of a charge of the storage battery
   Indicator of indexes of turn of the trailer
   Safety cushion indicator
   Indicator of anti-blocking system
   Indicator of a driving beam
   Indicator of the parking brake
   Self-examination system
   Ignition lock
   Check of switches
   Buzzer of shutdown of lighting and radio
   Heating of back glass
   Check of screen wipers and stekloomyvatel
   Screen wiper engine
   List of malfunctions
   Screen wiper of back glass
   List of malfunctions
   Replenishment of a tank of a washer of glasses
   System of washing of headlights
   Aerial of back glass
   Electric regulation of external rear-view mirrors
   System of locks with the central management
   Electric window regulators
+ Heating and ventilation
+ body Elements
+ Search of malfunctions
+ Specifications

Indicator of brake system

At ignition inclusion the indicator of brake system blinks for action check, at the working engine it should go out.

If it blinks more long or flashes during movement, it is necessary to check immediately level of brake liquid (head Brake system). Probably, there was a depressurization and by that refusal of one brake contour that it is possible to notice also on the increased free wheeling of a pedal (in more detail about it in head Brake system).

Search of malfunctions of the indicator of brake system


  1. Indicator check: see the text «Indicator check» in the section «Search of malfunctions of the indicator of cooling liquid».
  2. If the indicator blinks at the working engine in spite of the fact that level of brake liquid in a tank costs above «min» mark, try to disconnect the tip from the sensor of level of a tank with brake liquid.
  3. If the bulb dies away, means, the sensor in a tank is faulty – to replace a tank.