Audi A4

Since 1994 of release

Repair and car operation



Audi А4
+ Running gear
+ Regular servicing
- Engines
   Capacity steps
   Engine signs
   Technology of the engine, maintenance service and repair
   Greasing system
   Exhaust ventilation картера
   The visual control of the engine
   Engine service life
   Nominal and maximum frequency of turns
   Restriction of number of turns
   Measurement of pressure of compression
   The help at malfunctions
   Hydropushers
   Works on a gear belt
   The help at malfunction
   Installation and dismantle of a head of the block of cylinders
   Installation and engine dismantle
+ Turbo-supercharging
+ Exhaust system
+ Cooling system
+ Fuel tank and the fuel pump
+ The air filter and channels всасывания
+ Injection system
+ Coupling
+ Transmission and the main transfer
+ Suspension bracket of wheels and steering
+ Brakes
+ Wheels and tyres
+ The electrotechnical equipment
+ Ignition system
+ Illumination
+ The alarm equipment
+ Tools and devices
+ Heating and ventilation
+ Body details
+ Salon
Search of malfunctions
Technical characteristics



Installation and engine dismantle

In a workshop the engine is dismantled by means of such elevating device. For these purposes the head of the block of cylinders has fixing eyes to which chains or cables, certainly, can be attached. Before it will be taken out, the face-to-face part of the car should be dismantled and are disconnected all штекерные and screw connections.


On the dismantled engine the so-called intercepting device (1) which is combined with an arm (2) transmissions is visible. The sense of it consists in propping up a transmission which at the dismantled engine differently could fail downwards. Certainly, the same effect can achieve if to prop up it from below.

The description of dismantle of engines of all models would leave for limits of possibilities of this management. Here some essential moments, concerning this theme are resulted only:

 PERFORMANCE ORDER

  1. The engine rises upwards without a transmission. For this purpose to you it is necessary полиспаст which you could suspend reliably at sufficient height. «Preliminary loaded assistant» is useful also.
  2. Before the beginning of direct dismantle remove all stirring details of the car: the bottom facing of the engine, the case of the air filter, and also a face-to-face part of the car in gathering. If is, dismantle вязкостный the fan.
  3. As in Audi A4 the set of electric wires and vacuum hoses you should designate first of all all these wires and hoses is established that then correctly to connect them in a proper place.
  4. Before a detachment of the accumulator you should be convinced that have a code against radio receiver theft.
  5. Disconnect the accumulator only at the switched off ignition, differently it is possible to damage management blocks.
  6. Before a definitive detachment of the engine it is necessary to prop up a transmission or to raise it together with even established engine a little. For these purposes in a workshop the special tool which rests against fixing edges of wings is used.
  7. The engine has an eye for suspension into which the elevating device can be inserted. Track reliability of fastening.

The inhaling moments

Details
The inhaling moment in Nanometer
All bolts and nuts
М6
М8
М10
М12
10
20
45
60
Reception pipe on an exhaust knee
М8
25
The compressor of climatic installation at an arm
М8
25
The converter of a twisting moment at a capture guard
М8
35
Engine support in a fastening place to the engine
М10
45
Vjazkostnoe coupling at an arm
М10
45
Сервонасос at an arm
М8
25
The generator at a suspension bracket
М8
35