Audi 80/Avant (B4)

Since 1991-1995 of release

Repair and car operation



Audi 80/Avant
+ The description
+ Engines
+ System of release of the fulfilled gases
+ Cooling system
+ Fuel tank and the fuel pump
+ The air filter and воздухозаборные channels
+ Injection system
+ Coupling
+ Transmission and transmission
+ Suspension bracket and steering
+ Brake system
+ Antiblocking system of brakes
+ Wheels and tyres
+ Kuzovnaja electrosystem
- Ignition system
   Various systems of ignition
   Principle of work of ignition
   Executive office
   System "brain"
   Impulses for the management block
   Regulation on a detonation
   Security measures at work with ignition system
   Repair of system of ignition
   Diagnostics of system of ignition
   The ignition distributor
   The gauge of detonation combustion
   High voltage elements
   Replacement of spark plugs
   Spark plugs
   Check of the moment of ignition
+ Illumination
+ Signalling devices
+ Devices and auxiliary devices
+ Heating and ventilation
+ Body elements
+ Search of malfunctions
+ Specifications



Check of the moment of ignition

The ignition moment, actually, in электронно operated systems of ignition Audi 80 cannot get off. But nevertheless the workshop within the limits of the test of a mode of idling and the test for toxicity of the fulfilled gases supervises including ignition installation. For this purpose it is necessary to interrogate memory of the store of malfunctions first of all. Then the block of management of system of ignition should be led to the basic installation. It also becomes the device for reading of memory of the store of malfunctions.

It be no point to correct independently ignition installation if before it the store of malfunctions has not been interrogated. As our blocks of management are self-trained, they can carry out necessary specification of installation of ignition, for example, if there is no signal of one of gauges. Before something to change in ignition installation, it is necessary to be assured that installation of ignition was spoilt by any failure in system.
The aforesaid is applicable to so-called basic adjustment by the device of reading of memory of the store of malfunctions V.A.G. 1551. Until the management block has not been led to the basic installation, it is impossible to spend correct adjustments. For this reason it is necessary to address in workshop Audi. There will carry out the control on the indicators resulted more low.

Adjusting data

The table shows one test and one established indicators of adjustment of ignition that it is necessary to understand as follows: at the express control are guided on больший the admission of a test indicator. If in any case adjustment is required, it should be made thoroughly, whenever possible approximately to the established indicator.
The engine
Marks
2,0 l/66 of kw
ABT
2,0 l/85 of kw
ABK
2,3 l/98 of kw
LG
2,6 l/110 of kw
ABC
2,8 l/128 of kw
AAH
Test indicator
4—8 to ВМТ
4—8 to ВМТ
13—17 to ВМТ
7—27 to ВМТ
-*
The established indicator
6 1 to ВМТ
6 1 to ВМТ
15 1 to ВМТ
-*
-*

* There is no data

 The help: the switch of a signal of idling and the gauge of detonation combustion influence the moment of ignition of the car with corresponding equipment. The faulty gauge of detonation combustion can be distinguished to that the moment of ignition after short-term pressing an accelerator pedal is late at least on 10 .