Audi A4

since 1994 release

Repair and operation of the car


A4 Audi
+ 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
         Accumulator, starter, generator of alternating current
         Control unit of multipoint injection, system of ignition, injection valves
         Control unit of multipoint injection, measuring instrument of a stream of fresh air, potentiometer of a butterfly valve, Hall sensor, detonation sensors, terminal cascade of power of coils of ignition
         Control unit, starter switch
         Lighting
         Safety locks
         Switchboard insert, movement speed sensor, fuel reserve, fuel pump, oil pressure switch
         Switchboard insert, control of cooling liquid
         Switch of the alarm system, switch of indexes of turns
         The switch of screen wipers with preryv. the mode, systems of washing of glasses, clarifications of headlights, the warmed sprays of washing of glasses
         The door contact switch, lamps of salon with the slowed-down switching off, a mirror for a make-up
         Supercharger of fresh air, heating of back glass
      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



Safety locks

Safety lock arm, horn of a sound signal, illumination of a luggage carrier

 

F5 – the switch of illumination of a luggage carrier
H – management of a horn of a sound signal
H2 – a horn of a sound of a high-pitch tone
H7 – a horn of a sound of low tone
J4 – the relay of a horn of a double sound signal
S12 – a safety lock in an arm
S13 – a safety lock in an arm
S14 – a safety lock in an arm
S15 – a safety lock in an arm
S238 – a safety lock in an arm
S239 – a safety lock in an arm
S240 – a safety lock in an arm
T6a – the shtekerny socket, 6-shtyrkovy, red, station of sockets on the right, is resistant And
T6e – the shtekerny socket, 6-shtyrkovy, blue, station of sockets at the left, is resistant And
W3 – a lamp for illumination of a luggage carrier
W18 – a lamp for illumination of a luggage carrier at the left
A32 – connection with plus (30), in group of wires of a switchboard
A50 – connection with plus (30as), in group of wires of a switchboard
A72 – connection (71), in group of wires of a switchboard
W15 – connection (a lamp for illumination of a luggage carrier), in group of wires at the left
87 – connection weighing-2-, in group of wires behind
176 – connection with weight, in group of wires of a headlight on the right

Safety lock support, adjustment of a driving beam

 

E102 – the regulator of range of light
L1 – a dvukhnitevy lamp of a headlight at the left, inclusion of a blind of a beam at the left
L2 – a dvukhnitevy lamp of a headlight on the right, inclusion of a blind of a beam on the right
M1 – a lamp of parking fire at the left
M3 – a lamp of parking fire on the right
S18 – a safety lock in an arm
S19 – a safety lock in an arm
S20 – a safety lock in an arm
S21 – a safety lock in an arm
S22 – a safety lock in an arm
S223 – a safety lock in an arm
T5 – the shtekerny socket, 5-shtyrkovy, the right headlight
T5a – the shtekerny socket, 5-shtyrkovy, the left headlight
T6 – the shtekerny socket, 6-shtyrkovy, yellow, station of sockets on the right, is resistant And
T6a – the shtekerny socket, 6-shtyrkovy, red, station of sockets on the right, is resistant And
T6b – the shtekerny socket, 6-shtyrkovy, yellow, station of sockets at the left, is resistant And
T6c – the shtekerny socket, 6-shtyrkovy, red, station of sockets at the left, is resistant And
V48 – the servomotor at the left for adjustment of range of light
V49 – the servomotor on the right for adjustment of range of light
135 – connection weighing-2-, in group of wires of a switchboard
176 – connection with weight, in group of wires of a headlight on the right
179 – connection with weight, in group of wires of a headlight at the left

Safety lock arm, the lighter for cigars, the switch of fog lamps

 

E18 – the switch of fog lights
K95 – a control bulb of the alarm system
L28 – a lamp for lighting of the lighter (cigars)
S228 – a safety lock in an arm
S229 – a safety lock in an arm
S232 – a safety lock in an arm
S233 – a safety lock in an arm
S234 – a safety lock in an arm
S236 – a safety lock in an arm
S237 – a safety lock in an arm
T6f – the shtekerny socket, 6-shtyrkovy, orange, station of sockets on the right, is resistant And
T10 – the shtekerny socket, 10-shtyrkovy, brown, station of connection el. boxes, the moistening box
U1 – the lighter for cigars

A19 – connection (58d), in group of wires of a switchboard
A47 – connection (55), in group of wires of a switchboard
A57 – connection (30a), in group of wires of a switchboard
81 – connection weighing-1-, in group of wires of a switchboard
* – cars with anticreeping system