Audi 80/Avant (B4)

Since 1991-1995 of release

Repair and car operation



Audi 80/Avant
+ The description
+ Engines
+ System of release of the fulfilled gases
+ Cooling system
+ Fuel tank and the fuel pump
+ The air filter and воздухозаборные channels
+ Injection system
+ Coupling
+ Transmission and transmission
+ Suspension bracket and steering
+ Brake system
+ Antiblocking system of brakes
+ Wheels and tyres
- Kuzovnaja electrosystem
   Minus to "weight"
   Orientation in electrosystem
   Wires
   Plug connections
   The central switchboard
   The additional block of the relay
   The relay and management blocks
   The unloading relay of contact Х
   Safety locks
   The table of safety locks
   Electric schemes
   - The full electroscheme of car Audi 80: the 2-litre 4-cylinder engine (66 kw)
      The Hall gauge, the high voltage transformer, the distributor of ignition, spark plug
      The ignition and starter switch, the unloading relay of contact Х, демпфирование a fuel tank
      The fan for a cooling liquid, a thermoswitch for the fan
      Headlights, a parking light, back dimensional fires, a braking signal, a backing headlight
      Illumination switches, switches of a passing light of headlights, light signal a headlight of headlights and parking light
      Illumination of a ware box, illumination of a luggage compartment, licence plate illumination, illumination of a motor compartment
      System of blinking indexes of turn and the emergency light alarm system
      Screen wiper/washing system, system of clearing of the headlights, warmed atomizers стеклоомывателя, a sound signal
      Combination of devices, tachometre, digital watch, illumination regulator
      Combination of devices, voltage stabilizer, the control of a cooling liquid, the indicator of quantity of fuel, speedometer
      Combination of devices, minicheck system (mini-check-system), the control of pressure of oil, the control of a cooling liquid
      Antifog headlights, antifog back lanterns, the parking light control
      System of ventilation of salon, lighter
      The door switch of illumination, salon illumination, cosmetic mirror
      Heating of back glass, radio
   + The 2-litre 4-cylinder engine (85 kw)
   + The 2,3-litre 5-cylinder engine (98 kw)
   + The 2,6-litre 6-cylinder engine (110кВт)
   + Additional equipment
   + The storage battery
   + The generator
   Condition check клинового or полилинового a belt
   Tension клинового a belt
   Tension клинового or поликлинового a belt
   Torn клиновой a belt
   Overheat of the engine because of damage клинового a belt
   The review wedge and полиwedge belts
   Replacement клинового a belt
   The list of malfunctions
   Starter
   The list of malfunctions
+ Ignition system
+ Illumination
+ Signalling devices
+ Devices and auxiliary devices
+ Heating and ventilation
+ Body elements
+ Search of malfunctions
+ Specifications


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The full electroscheme of car Audi 80: the 2-litre 4-cylinder engine (66 kw)

The storage battery, starter, the three-phase generator of an alternating current, preliminary heating of an inlet collector

Colours of wires: ro – кр, sw – ч, ro/sw – kr/ch, bl – сн, ro/ws – , sw/ro – ch/kr, sw/bl ч/с, sw/ge – ч/ж.

The fuel pump, injection system, the block of management of system of injection Mono-Motronic

Colours of wires: br – to, gn/ge – з/ж, ws/gn – б/з, ws/bl–/kr, ro – кр, br/gr – to/sr, sw/li ч/л, br/li – к/л, bl/br – sn/to, gn – з, br/ro – to/kr, bl/gn – с/з, gn/ro-/kr, gn/sw – з/ч, gn/gr – z/sr, gn/bl – z/sn, sw/ws – b/w.

Ljambda-probe with heating, the electromagnetic valve of a tank with the activated coal, a regulator of position throttle заслонки

Colours of wires: br – to, br/ge – к/ж, bl/sw – sn/ch, gn/sw – з/ч, sw – ч, gr/sw sr/ch, ro/ge – , gr/ws , sw/ro – ch/kr, ge – br/sw – к/ч, sw/bl – ch/sn, li/sw – л/ч, li – l, ro/sw kr/ch.

And – the storage battery
In – a starter
With – the three-phase generator of an alternating current
With 1 – a pressure regulator
J81 – The relay of preliminary heating of a final collector ("hedgehog")
L51 – The heating resistor of heating of a final collector ("hedgehog")
T1 – One-contact штекерное connection at a forward wall on the right
T 1p – one-contact штекерное connection близи a final collector
T 1q – one-contact штекерное connection at the left behind the panel of devices
(6) – a flexible crosspiece, the engine – the generator
(11) – a point of "weight" at a nest of the storage battery
G 6 – the fuel pump
G 42 – the gauge of temperature of inlet air
G 62 – the gauge of temperature of a cooling liquid
G 69 – a potentiometer throttle заслонки
J 17 – the relay of the fuel pump
J 257 – the block of management of system of injection Mono-Motronic
L 30 – впрыскная an atomizer of the first cylinder
T 2x – 2-contact штекерное connection of black colour in an air-tight casing near to a plate from the relay (штекерное connection for diagnostic devices)
T 2y – 2-contact штекерное connection of dark blue colour near to a plate from the relay (штекерное connection for diagnostic devices)
T 2z – 2-contact штекерное connection of white colour near to a plate from the relay (штекерное connection for diagnostic devices)
T 4f – 4-fold штекерное connection of brown colour, at the left in a motor compartment
T 10 – ten-contact штекерное connection of black colour, штекерная station in the additional block of the relay
(17 – "a weight" point on an inlet collector
(50) – "a weight" point at the left in a luggage compartment
(83) – connection on "weight" (case) – 1 – in an electric chain ahead on the right
(D 8) – connection (the temperature gauge/potentiometer) in an electric chain ahead on the right
* – Resistive conducting 3 Ohm
K – the distributor of electrochains for the diagnostic tip (K-electrochain)
L – the distributor of electrochains for the diagnostic tip (L-electrochain)

 The note: distributors of electrochains are established on a framework of a plate from the relay (in a water-proof casing)

G 39 – a ljambda-probe
J 257 – the block of management of system of injection Mono-Motronic
L 80 – the electromagnetic valve of a tank 1 with the activated coal (pulse)
S 25 – a separate safety lock for heating of a ljambda-probe (in an additional compartment for safety locks)
S 27 – a separate safety lock for system of injection Mono-Motronic (engine management) and ignition coils (in an additional compartment for safety locks)
T 1a – one-contact штекерное connection on the right in a motor compartment
T 2x – two-contact штекерное connection of black colour in a water-proof casing near to a plate from the relay (the diagnostic tip)
T 5 – five-contact штекерное connection of black colour, штекерная колодка in the additional block of the relay
V 60 – a regulator of position throttle заслонки
Z 19 – heating of a ljambda-probe
(17) – "a weight" point on a final collector
(83) – connection on "weight" (case) – 1 – in an electric chain ahead on the right
(84) – connection on "weight", the engine case, in an electric chain ahead on the right