Audi A4

since 1994 release

Manual of the car



Audi A4
+ Running gear
+ Regular servicing
+ Engines
+ Turbo-supercharging
+ System of an exhaust
+ Cooling system
+ Fuel tank and fuel pump
+ Air filter and channels of absorption
+ System of injection
+ Coupling
+ Transmission and main transfer
+ Suspension bracket of wheels and steering
+ Brakes
+ Wheels and tires
- Electrotechnical equipment
   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 with the shestitsilidrovy engine with a working volume of 2,8 l and 128 kW
      The four-cylinder engine with a working volume of 1,6 l and 74 kW
      The four-cylinder engine with a working volume of 1,8 l and 92 kW
      The four-cylinder turbo engine with a working volume of 1,8 l and 110 kW
      Additional complete set (A sliding/removable roof with the electric drive)
      Additional complete set (Central lock)
      The central lock / the infrared control unit of anticreeping system with control of salon
      Additional complete set oil temperature Voltmeter/indicator
      Additional complete set Window regulators with the electric drive
   + Accumulator
   + Generator
   + Starter
+ System of ignition
+ Lighting
+ Alarm equipment
+ Tools and devices
+ Heating and ventilation
+ Body details
+ Salon
Search of malfunctions
Technical characteristics


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The four-cylinder turbo engine with a working volume of 1,8 l and 110 kW

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

 

Control unit of the Motronic system, Hall's sensor, detonation sensor, valve of a butterfly valve, height sensor

 

Control unit of the Motronic system, engine speed sensor, 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 – the measuring instrument of mass of fresh air
J17 – the relay of the fuel pump
J220 – the control unit of the 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-shtyrkovy, blue, in a motive compartment at the left
T6z – the shtekerny socket, 6-shtyrkovy, red, the station of connection эл. boxes, the moistening box
* – about other conducting see in the corresponding electric circuit of the automatic transmission
T10m – the shtekerny socket, 10-shtyrkovy, black, connections эл. boxes, the moistening box
T10z – the shtekerny socket, 10-shtyrkovy, yellow, the station of connection эл. boxes, the moistening box
D22 – connection with plus (87a – for injection valves) in group of wires in a motive compartment on the right
D23 – connection with plus (87f) in group of wires in a motive compartment on the right
12 – a weight point, in a motive compartment at the left
19 – a weight point, near the ignition coil
83 – connection weighing-1-, in group of wires ahead on the right
139 – connection with weight (mass of the sensor), in group of wires of the Motronic system
** – cars with climatic installation
*** – cars with system of autocontrol
E87 – the module of manual control and the indicator of climatic installation / Climatronic
F96 – height sensor
G40 – Hall's sensor
G42 – the sensor of temperature of the soaked-up air
G61 – a sensor of a detonation of I
J189 – system of autocontrol
J220 – the control unit of the Motronic system
J338 – the module of management of a butterfly valve
T3p – the shtekerny socket, 3-shtyrkovy, green, in a motive compartment at the left
T6z – the shtekerny socket, 6-shtyrkovy, red
T10 – the shtekerny socket, 10-shtyrkovy, brown, the station of connection эл. boxes, the moistening box
T10y – the shtekerny socket, 10-shtyrkovy, blue, the station of connection эл. boxes, увлаж. box
83 – connection weighing-1-, in group of wires ahead on the right
139 – connection with weight (mass of the sensor), in group of wires of the Motronic system
E15 – the switch of the warmed back glass
G28 – the speed sensor
J39 – a lambda probe
J220 – the control unit of the Motronic system
J362 – the control unit of system of prevention of departure
T3m – the shtekerny socket, 3-shtyrkovy, gray, at the left
T4y – the shtekerny socket, 4-shtyrkovy, black in a motive compartment on the right
T10 – the shtekerny socket, 10-shtyrkovy, brown, the station of connection эл. boxes, the moistening box
T10m – the shtekerny socket, 10-shtyrkovy, black, the station of connection эл. boxes, the moistening box
T10z – the shtekerny socket, 10-shtyrkovy, yellow, the station of connection эл. boxes, the moistening box
Z19 – heating a lambda probe

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

A45 – connection (a signal of speed), in group of wires of a switchboard
A64 – connection (30, increase in speed), in group of wires of a switchboard
* – there is no conducting in avto.klimatichesky installation