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
+ Coupling
+ Transmission and transmission
+ Suspension bracket and steering
+ Brake system
+ Anti-blocking system of brakes
+ Wheels and tires
- Body electrical system
   Minus to "weight"
   Orientation in the electrical system
   Plug connections
   Central switchboard
   Additional block of the relay
   Relay and control units
   Unloading relay of contact of X
   Safety locks
   Table of safety locks
   Electric circuits
   + Full electroscheme of the Audi 80 car: 2-liter 4-cylinder engine (66 kW)
   + 2-liter 4-cylinder engine (85 kW)
   + 2,3-liter 5-cylinder engine (98 kW)
   + 2,6-liter 6-cylinder engine (110kvt)
   + Additional equipment
   + Battery
   + Generator
   Check of a condition of a maple or polilinovy belt
   Tension of a maple belt
   Tension of a maple or poliklinovy belt
   The belt torn maple
   Engine overheat because of damage of a maple belt
   Review of maple and poliklinovy belts
   Replacement of a maple belt
   List of malfunctions
   List of malfunctions
+ System of ignition
+ Lighting
+ Signalling devices
+ Devices and auxiliary devices
+ Heating and ventilation
+ body Elements
+ Search of malfunctions
+ Specifications

List of malfunctions


Its reason
Than to help
A. At an ignition key pro-collar in the lock in the situation "Start" the starter turns the engine too slowly or at all does not work 1. Indicators burn low or went out
a) the battery was discharged
b) connections of cables weakened or are oxidized
c) the starter had a short circuit on weight
2. Indicators burn brightly, clicks from a starter are audible
a) brushes or their connections in a starter are worn-out
b) in the involving relay contacts scorched
c) the starter winding is damaged
3 Indicators burn brightly, any sounds
a) the involving relay "hangs" because stuck or overheated
b) contact of the plug 50 on the involving relay departed
c) Conducting on the plug 50 from the ignition lock to the involving relay on a starter is interrupted
To start the engine by means of auxiliary cables from someone else's battery
To check connections of cables
To repair a starter in a workshop
To check coal brushes
To replace the involving relay
To repair a starter in a workshop
To ask the assistant to turn the ignition key in the provision of start and to knock with a screw-driver on the involving relay
To check connection
To check conducting with a control lamp
B. The starter works, but does not turn the engine 1. The drive of the involving relay gets jammed
2. Teeth of a gear wheel or a flywheel are damaged
To repair a starter in a workshop
To push a little the car by the included transfer. Again to get. To replace the damaged details
C. The involving relay quickly joins and switched off, the starter does not work The battery is strongly discharged, at turning on of the electromagnetic switch tension strongly falls and it is again switched-off To charge the accumulator
D. The starter continues to work, at the released ignition key 1. The involving relay "hanged" and is not switched-off Immediately to disconnect ignition, as a last resort to disconnect the accumulator. To replace the involving relay
E. The gear wheel does not leave gearing after start of the engine 1. The returnable spring is faulty or broken
2. Gear gearing of a gear wheel or flywheel of the engine is polluted or damaged
Immediately to disconnect ignition. To repair (in a workshop)
To clean or replace the damaged details (in a workshop)