Audi A4

since 1994 of release

Repair and car operation



A4 Audi
+ Running gear
+ Regular servicing
+ Engines
+ Turbo-supercharging
+ exhaust System
+ cooling System
+ Fuel tank and fuel pump
+ Air filter and absorption channels
+ injection System
+ Coupling
+ Transmission and main transfer
+ Suspension bracket of wheels and steering
+ Brakes
+ Wheels and tires
- Electrotechnical equipment
   The minus is connected to weight
   The help for orientation in the electrotechnical equipment of the car
   Wires
   Connections of wires
   Central switching knot
   Support of additional relays
   Box for electronics
   Relay and control units
   Switching relay
   H-contact of the relay of unloading
   Table of the relay and control units
   Safety locks
   Table of safety locks
   - Electric circuits
      + the General electric circuit of Audi A4 c the shestitsilidrovy engine with working volume of 2,8 l and capacity of 128 kW
      The four-cylinder engine with working volume of 1,6 l and capacity of 74 kW
      The four-cylinder engine with working volume of 1,8 l and capacity of 92 kW
      Four-cylinder turbodvigatel with working volume of 1,8 l and capacity of 110 kW
      Additional complete set (A sliding/demountable roof with the electric drive)
      Additional complete set (The central lock)
      The central lock / the infra-red control unit anticreeping system with salon control
      Additional complete set Voltmeter/indicator of temperature of oil
      Additional complete set Window regulators with the electric drive
   + Accumulator
   + Generator
   + Starter
+ ignition System
+ Lighting
+ Alarm equipment
+ Tools and devices
+ Heating and ventilation
+ body Details
+ Salon
Search of malfunctions
Technical characteristics





Four-cylinder turbodvigatel with working volume of 1,8 l and capacity of 110 kW

Control unit Motronic system, relay of the fuel pump, sensor of a detonation of II, injection valves, measuring instrument of weight of fresh air

 

Control unit Motronic system, Hall sensor, detonation sensor, butterfly valve valve, height sensor

 

Control unit Motronic system, sensor of number of turns of the engine, lambda probe

 

G2 – the sensor of temperature of cooling liquid
G62 – the sensor of temperature of cooling liquid
G66 – a sensor of a detonation of II
G70 – a measuring instrument of weight of fresh air
J17 – the relay of the fuel pump
J220 – the control unit Motronic system
N30 – the valve of injection of the cylinder 1
N31 – the valve of injection of the cylinder 2
N32 – the valve of injection of the cylinder 3
N33 – the valve of injection of the cylinder 4
N75 – the electromagnetic valve of restriction of pressure of air
N80 – the 1st electromagnetic valve of system of the coal filter
S228 – a safety lock in an arm
S229 – a safety lock in an arm
T3q – the shtekerny socket, 3-штырьковый, dark blue, in an impellent compartment at the left
T6z – the shtekerny socket, 6-штырьковый, red, connection station эл. the boxes, a moistening box
* – about other conducting see in the corresponding electric circuit of an automatic transmission
T10m – the shtekerny socket, 10-shtyrkovy, black, connections эл. the boxes, a moistening box
T10z – the shtekerny socket, 10-shtyrkovy, yellow, connection station эл. the boxes, a moistening box
D22 – connection with plus (87а – for injection valves) in group of wires in an impellent compartment on the right
D23 – connection with plus (87f) in group of wires in an impellent compartment on the right
12-a weight point, in an impellent compartment at the left
19-a weight point, near the ignition coil
83-connection with weight–1-, in group of wires ahead on the right
139-connection with weight (mass of the sensor), in group of wires of Motronic system
** – cars with climatic installation
*** – cars with autocontrol system
E87 – the module of manual control and the indicator of climatic installation/Climatronic
F96 – the height sensor
G40 – the Hall sensor
G42 – the sensor of temperature of soaked-up air
G61 – a sensor of a detonation of I
J189 – autocontrol system
J220 – the control unit Motronic system
J338 – the module of management of a butterfly valve
T3p – the shtekerny socket, 3-штырьковый, green, in an impellent compartment at the left
T6z – the shtekerny socket, 6-штырьковый, red
T10 – the shtekerny socket, 10-shtyrkovy, brown, connection station эл. the boxes, a moistening box
T10y – the shtekerny socket, 10-shtyrkovy, dark blue, connection station эл. boxes, увлаж. box
83-connection with weight–1-, in group of wires ahead on the right
139-connection with weight (mass of the sensor), in group of wires of Motronic system
E15 – the switch of warmed back glass
G28 – the sensor of number of turns
J39 – a lambda probe
J220 – the control unit Motronic system
J362 – the control unit system of prevention of departure
T3m – the shtekerny socket, 3-штырьковый, gray, at the left
T4y – the shtekerny socket, 4-штырьковый, black in an impellent compartment on the right
T10 – the shtekerny socket, 10-shtyrkovy, brown, connection station эл. the boxes, a moistening box
T10m – the shtekerny socket, 10-shtyrkovy, black, connection station эл. the boxes, a moistening box
T10z – the shtekerny socket, 10-shtyrkovy, yellow, connection station эл. the boxes, a moistening box
Z19 – heating a lambda probe

A27 – connection (a signal of speed) in распред. board

А45 – connection (a signal about number of turns), in group of wires of a switchboard
A64 – connection (30, increase in number of turns), in group of wires of a switchboard
* – conductings are not present in avto.klimatichesky installation