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





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

F60 – the idling switch
G40 – the Hall sensor
G61 – a sensor of a detonation of I
G66 – a sensor of a detonation of II
G69 – a potentiometer of a butterfly valve
G70 – the measuring instrument of a stream of fresh air
J192 – the control unit of multipoint injection
N122 – the terminal cascade of power
T3p – the shtekerny socket, 3-shtyrkovy, green, in a motive compartment to a sla va
T3n – the shtekerny socket, 3-shtyrkovy, blue, in a motive compartment at the left
T3o – the shtekerny socket, 3-shtyrkovy, blue, in a motive compartment of a spr va
T4g – the shtekerny socket, 4-shtyrkovy, brown, on the terminal cascade of ignition
17 – a weight point, at an inlet collector
124 – connection with weight, in group of wires in a motive compartment on the right, welding points with a mass of the engine (electronic engineer)