Audi A3

since 1997 of release

Repair and car operation



Audi A3
+ Maintenance instruction
+ Current leaving and service
+ Engine
+ Systems of cooling, heating
+ the Power supply system and production of the fulfilled gases
+ engine Electric equipment
+ Manual box of gear shifting
+ Automatic transmission and models with a full drive
+ Coupling and power shafts
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment
- Electroschemes
   Explanatory remarks to schemes of electric connections
   Designations on electric circuits
   Weight connections (only for c countries a frigid climate)
   Weight connections
   Storage battery, starter, generator, main block safety locks/battery room battery
   Monitor for Motronic, the relay of the fuel pump, injectors, systems of ignition, the Hall sensor
   Monitor for Motronic, sensors of a detonation, the sensor of number of turns of the engine, the sensor of temperature of cooling liquid
   Monitor for Motronic, the control unit a butterfly valve
   Monitor for Motronic, the sensor of oxygen, a measuring instrument of weight of air, a regulator of a camshaft, the electromagnetic valve of a purge of an adsorber, the switch inlet the pipeline
   The lighter switch, the unloading relay for contact X
   Switch of light, podrulevy switch left
   Regulator of illumination of switches and monitors, adjustments of range of light, a screen wiper and a washer, adjustment of range of light (does not treat Motronic system of a turbodvigatel of 1.8 l of 154 kW of S3)
   Right podrulevy switch, screen wiper and washer, cleaner of back glass
   Marker lights, stoplights, backing lamps, foggy lamps
   The sound signal, warmed back glass, the lighter, ashtray illumination
   Box of the safety locks, warmed nozzle of a washer, illumination of a ware box, lamp of illumination of registration plate
   Box of the safety locks, warmed nozzle, illumination of a ware box, lamp of illumination of registration plate
   Box of safety locks
   Box of safety locks, diagnostics tip, radio preparation
   Signals of turn and alarm system
   Lamps of illumination of a luggage carrier, switch of contacts of a door
   The dashboard block, the kombi-processor in the dashboard block, control of the parking brake
   The dashboard block, the kombi-processor in the dashboard block, a tachometer, a speedometer, the index of a reserve of fuel, the fuel pump, control of cooling liquid, the relay of pressure of oil, strelochny hours
   The dashboard block, the kombi-processor in the dashboard block, the sensor of reserve/level of fuel, control lamps
   The dashboard block, the kombi-processor in the dashboard block, the reading-out coil of anticreeping protection, the sensor of speed of movement, control lamps, seat belt control
   The fan of cooling liquid, the fan of fresh air
   Storage battery, starter, generator, main block safety locks/battery room battery
   Monitor for Simos, the relay of the fuel pump, injectors, ignition system, the valve of switching of the inlet pipeline
   Monitor for Simos, the detonation sensor, the sensor of number of turns of the engine, the sensor of temperature of cooling liquid, the Hall sensor
   Monitor for Simos, the control unit a butterfly valve, the power steering switch
   Monitor for Simos, the oxygen sensor, a measuring instrument of weight of air, the electromagnetic valve of system of an adsorber
   The dashboard block, the kombi-processor in the dashboard block, the fuel pump, the sensor of a reserve of fuel, the sensor of speed
   Trailer
   Electric window regulators, 3-door models (with protection of a jamming), the party of the driver
   Electric window regulators, 3-door models (with protection of a jamming), the party of the forward passenger
   System of anti-blocking of brakes of ABS and control unit socket
   Control system of the engine of 1.6 l
   Control system of the engine of 1.8 l without a turbokompressor
   Control system of the engine of 1.8 l with a turbokompressor







Designations on electric circuits

GENERAL INFORMATION

1–relay No.
Designates a relay place on a relay payment.
2–relay/monitor designation on a relay payment
In a legend it is specified, how the element is called.
3–safety lock designation
For example, a safety lock No. 19 (10 And) on the holder of a safety lock.
4–designation of shtekerny connection on a relay payment
For example, contact 3/49a:
3 contact 3 on a place of the 12th payment of the relay
49а contact 49а on a relay/monitor.
5–designation of shtekerny connection on a relay payment
For example, А13 – the multicontact socket A, contact 13.
6–section of a wire, mm2
7–color of a wire
Reductions are given on page 289.
8–squeezed-out number on a white wire
Facilitates identification at a large number of white wires of one plait.
9–designation of the connecting plug
About designation of the plug which can be found on an original part.
10-point of measurement of algorithm of search of malfunctions
The number in a black circle indicates drawing or on algorithm of search of malfunctions of AUDI.
11-designation of the switch of the alarm system
12-element designation
In a legend it is specified, how the element is called.
13-the instruction on existence of continuation of a wire
The number in a square specifies continuation coordinate.
14-internal communication (a thin stroke)
This connection does not exist as a wire.
15-the instruction on existence of continuation of internal connection
The letter means, where connection in the closest element of a chain proceeds.
16-designation of a point of weight
In a legend the provision of a point of weight in the car is specified.
17-a relay payment with the holder of a safety lock
18-cable
19-chain coordinate