Audi A4, S4
Introduction
Controls and receptions of safe operation
Current leaving and service
- The engine
Specifications
Removal and installation of the top cover of the engine / the bottom protection of an impellent compartment/stretcher
Compression check in engine cylinders, revealing of leaks
Check of the engine by means of the vacuum gauge
4-cylinder petrol engines
6 and 8-cylinder petrol engines
4-cylinder diesel engines
6-cylinder diesel engines
System of greasing of the engine
Systems of cooling, heating and the air conditioner
Power supply systems, release and decrease in toxicity of the fulfilled gases
Systems of an electric equipment of the engine
Manual box of a gear change
Automatic transmission
Coupling, power shafts and differential
Brake system
Suspension bracket and steering
Body
Onboard electric equipment
|
The engine
Specifications
|
|
Separate characteristics are resulted also in the text of the Head and in case of compulsion of their performance are allocated by a bold type. |
|
The characteristic |
Value |
| Petrol engines |
Рядные 4-cylinder and V-shaped 6-cylinder, aluminium, with water cooling, type DOHC (1.6 l OHC), belt drive ГРМ, microprocessor management, a thermometric measuring instrument of weight of air and турбокомпрессором on models 1.8Т |
|
Diesel engines |
Рядные 4-cylinder (OHC) and V-shaped 6-cylinder (DOHC) with water cooling, belt drive ГРМ and турбокомпрессором |
Engine designation//the release Beginning
|
The characteristic |
Value
|
|
1.6
|
ALZ//with 11/00 |
| 1.8T |
AVJ//with 11/00 on 07/02 |
| 1.8T |
BFB//with 07/02 |
| 1.8T |
-//with 11/02 |
| 2.0 |
ALT//with 11/00 |
| 2.0FSI |
AWA//with 07/02 |
|
2.4
|
BDV//with 09/01 |
| 3.0 |
ASN//with 11/00 |
| S4 4.2 |
BBK//with 03/03 |
| 1.9TDI |
AVB//with 05/01 |
| 1.9TDI |
AWX, AVF//with 11/00 |
| 2.5TDI |
AYM, BCZ//with 08/01 on 07/02 |
| 2.5TDI |
BDG//with 07/02 |
| 2.5TDI |
AKE, BAU, BDH//with 11/00 |
Rated power, kw//h.p. (at rpm)
|
The characteristic |
Value |
| ALZ |
75//102 (5600) |
| AVJ |
110//150 (5700) |
| BFB |
120//163 (5700) |
| 140//190 (5700) |
| ALT |
96//130 (5700) |
| AWA |
110//150 (6000) |
| BDV |
125//170 (6000) |
| ASN |
162//220 (6300) |
| BBK |
253//344 (7000) |
| AVB |
74//100 (4000) |
| AWX, AVF |
96//130 (4000) |
| AYM, BCZ |
114//155 (4000) |
| BDG |
120//163 (4000) |
| AKE, BAU, BDH |
132//180 (4000) |
Nominal twisting moment, Nanometer, at rpm
|
The characteristic |
Value |
| ALZ |
148/3600 |
| AVJ |
210/1750 |
| BFB |
225/1950 |
| 240/1950 |
| ALT |
195/3300 |
| AWA |
200/3250 |
| BDV |
230/3200 |
| ASN |
300/3200 |
| BBK |
410/3500 |
| AVB |
250/1900 |
| AWX |
285/1750 |
| AVF |
310/1900 |
| AYM, BCZ |
310/1500 |
| BDG |
310/1400 |
| AKE, BAU, BDH |
370/1500 |
Number and arrangement of cylinders/valves on the cylinder/type
|
The characteristic |
Value |
|
1.6
|
4, рядное / 2 / OHC |
| 1.8, 2.0 |
4, рядное / 5 / DOHC |
| 2.0FSI |
4, рядное / 4 / DOHC |
| 2.4, 3.0 |
6, V-shaped / 5 / DOHC |
| S4 4.2 |
8, V-shaped / 5 / DOHC |
| 1.9TDI |
4, рядное / 2 / OHC |
| 2.5TDI |
6, V-shaped / 4 / DOHC |
Operating procedure of cylinders
|
The characteristic |
Value |
| 4-cylinder |
1-3-4-2 |
| V6 |
1-4-3-6-2-5 |
| V8 |
1-5-4-8-6-3-7-2 |
Working volume of cylinders, sm 3//Diameter of cylinders х the Course of pistons
|
The characteristic |
Value |
|
1.6
|
1596//81.0 х 77.4 |
| 1.8T |
1781//81.0 х 86.4 |
| 2.0 |
1984//82.5 х 92.8 |
|
2.4
|
2393//81.0 х 77.4 |
| 3.0 |
2976//82.5 х 92.8 |
|
4.2
|
4163//84.5 х 92.8 |
| 1.9TDI |
1896//79.5 х 95.5 |
| 2.5TDI |
2496//78.3 х 86.4 |
Compression degree
|
The characteristic |
Value |
| 1.6, 2.0 |
10.3
|
| 1.8T |
9.3
|
| 2.0FSI |
11.5
|
| 2.4, 3.0 |
10.5
|
| S4 4.2 |
11.0
|
| 1.9TDI, 2.5TDI (AYM, BCZ, BDG, AKE) |
18.5
|
| 2.5TDI (BAU, BDH) |
19.5
|
Pressure of a compression
|
The characteristic |
Value |
|
1.6, 2.0 l |
10.0 — 13.0 |
|
|
7.0 |
|
1.8 l |
9.0 — 14.0 |
|
|
7.5 |
|
3.0, 4.2 l |
10.0 — 14.0 |
|
|
9.0 |
| 1.9 l TDI |
25.0 — 31.0 |
|
|
19.0 |
| 2.5 l TDI |
24.0 — 33.0 |
|
|
24.0 |
The gauge-switch of pressure of oil
Pressure of operation, atm/colour of the case
|
The characteristic |
Value |
|
Petrol engines |
1.4yo0.2 / the black |
|
Diesel engines of 1.9 l |
0.7yo0.15 / the brown |
|
Diesel engines of 2.5 l |
0.9yo0.15 / the grey |
Control values of pressure of oil, at 80С
|
The characteristic |
Value |
|
Engines of 1.6 and 2.0 l
|
2 атм. On turns х.х.
2.7 – 4.5 атм. On turns 2000 in mines |
|
The engine of 1.8 l
|
1.3 атм. On turns х.х.
3.5 – 4.5 атм. On turns 2000 in mines |
| The engine of 3.0 l |
1.8 атм. On turns х.х.
4.0 атм. On turns 2000 in mines |
| The engine of 4.2 l |
2.0 атм. On turns х.х.
3.5 атм. On turns 3500 in mines |
| Engines TDI of 1.9 and 2.5 l |
0.8 атм. On turns х.х.
2.0 атм. On turns 2000 in mines |
Efforts of a tightening of carving connections, Nanometer
The moments of an inhaling of fixture are resulted also in the text of the Head and on some иллюстрациях*.
*Выделенные in the text a bold type the inhaling moments are subject to exact observance; the efforts not allocated with a bold type are resulted only roughly.
|
The characteristic |
Value |
|
Bolts of fastening of a head of cylinders |
|
The engine 1.6, 1.8, 2.0 and 3.0 l |
| 1 reception |
20
|
| 2 reception |
40
|
| 3 reception |
On a corner 90
|
| 4 reception |
On a corner 90
|
|
The engine of 2.4 l |
| 1 reception |
40
|
| 2 reception |
60
|
| 3 reception |
On a corner 90
|
| 4 reception |
On a corner 90
|
|
The engine of 4.2 l |
| 1 reception |
30
|
| 2 reception |
60
|
| 3 reception |
On a corner 90
|
| 4 reception |
On a corner 90
|
|
The diesel engine of 1.9 l |
| 1 reception |
40
|
| 2 reception |
60
|
| 3 reception |
On a corner 90
|
| 4 reception |
On a corner 90
|
|
The diesel engine of 2.5 l |
| 1 reception |
35
|
| 2 reception |
60
|
| 3 reception |
On a corner 90
|
| 4 reception |
On a corner 90
|
|
Bolts of fastening of covers of radical bearings of a cranked shaft
|
| Engines 1.6, 1.8, 2.0 l |
65Нм 90
|
| Engines of 2.4 l
|
|
|
25
|
|
|
65Нм90
|
| Engines of 3.0 l |
35Нм90
|
| Diesel engines of 1.9 l |
65Нм90
|
| Diesel engines of 2.5 l |
60Нм90
|
|
Bolts of fastening of covers шатунных bearings |
30Нм 90
|
|
The oil pump to the block of cylinders
|
| Engines 1.6, 1.8 l |
15
|
| Engines of 2.0 l |
15Нм90
|
| Engines of 2.4 l |
25
|
| Engines of 3.0 l |
35Нм90
|
| Diesel engines of 1.9 l |
16
|
| Diesel engines of 2.5 l |
22
|
|
Pallet bolts картера |
| Engines 1.6, 1.8, 2.0, 3.0 l
|
|
|
10
|
|
|
15
|
|
|
22
|
|
|
45
|
| Engines of 2.4 l |
10
|
| Diesel engines |
15
|
|
Masloslivnaja stopper of the pallet картера |
| Engines of 1.6 l |
50
|
| Engines 1.8, 2.0, 2.4, 3.0 l |
30
|
| Diesel engines of 1.9 l |
30
|
| Diesel engines of 2.5 l |
25
|
|
The gauge-switch of pressure of oil |
| Petrol engines |
25
|
| Diesel engines |
20
|
|
Flywheel (приводной a disk) |
| Bolt of 22.0/22.5 mm |
60Нм90
|
| Bolt of 35/42/43 mm (a two-mass flywheel) |
60Нм180
|
|
Pulley kolenvala/dempfer |
| Engines 1.6, 1.8, 2.0 l |
90Нм90
|
| Engines 2.4, 3.0 l |
200Нм180
|
| Diesel engines of 1.9 l |
120Нм90
|
| Diesel engines of 2.5 l |
200Нм180
|
| Coupling basket to a flywheel |
25 (22 on front-wheel models with engines 2.4, 3.0)
|
|
Cam-shaft asterisk |
|
The engine of 1.6 l
|
100
|
|
Engines 1.8, 2.0 l
|
65
|
|
The engine of 2.4 l
|
55
|
|
The engine of 3.0 l
|
100
|
|
Diesel engines of 1.9 l
|
|
|
100
|
|
|
25
|
|
Diesel engines of 2.5 l
|
|
|
75
|
|
|
22
|
|
Bed of cam-shafts |
| Engines 1.6, 2.0 l |
20
|
| Engines 1.8, 2.4, 3.0 l |
10
|
| Diesel engines of 1.9 l |
8Нм90
|
| Diesel engines of 2.5 l |
15
|
|
Cover of cam-shafts |
| Petrol engines |
10
|
| Diesel engines of 1.9 l |
9
|
| Diesel engines of 2.5 l |
10
|
|
The inlet pipeline to a head of cylinders |
| Engines 1.6, 2.0 l |
20
|
| Engines 1.8, 2.4, 3.0, 4.2 l |
10
|
| Diesel engines of 1.9 l |
25
|
| Diesel engines of 2.5 l |
10
|
|
Final collector to a head of cylinders |
| Petrol engines |
25
|
| Diesel engines of 1.9 l |
25
|
| Diesel engines of 2.5 l |
22
|
|
Reception pipe to a collector |
| Engines 1.6, 1.8, 2.0 l |
40
|
| Engines 2.4, 3.0 l |
25
|
| Diesel engines |
21
|
|
The water pump |
| Engines 1.6, 1.8, 2.0, 3.0 l |
15
|
| Engines of 2.4 l |
10
|
| Diesel engines of 2.5 l |
10
|
|
Fuel distributive highway to the inlet pipeline |
10
|
|
Atomizer clip |
| Diesel engines of 1.9 l |
12Нм270
|
| Diesel engines of 2.5 l |
30
|
|
Nakidnaja nut of the pipeline of an atomizer |
30
|
|
Gear wheel ТНВД |
| Diesel engines of 2.5 l |
22
|
|
The gauge-switch of pressure of oil |
| Engines 1.6, 1.8, 2.4, 3.0 l |
25
|
| Engines of 2.0 l |
20
|
| Diesel engines of 2.5 l |
25
|
|
The gauge of position of a cam-shaft |
| The engine of 1.6 l |
13
|
|
Ljambda-probe |
| Engines 1.6, 1.8, 2.0, 3.0 l |
50
|
| Engines of 2.4 l |
55
|
|
The detonation gauge |
| Petrol engines |
20
|
|
The oil filter |
| Diesel engines of 2.5 l |
25
|
In addition
|
The characteristic |
Value |
|
The engine of 1.8 l |
|
Support of the inlet pipeline to the inlet pipeline and the holder |
20 |
|
Турбокомпрессор to a final collector. Bolts necessarily replace. Grease a carving and basic surfaces of heads of bolts with high-temperature paste, for example, AUDI G 052 112 A3. |
35 |
|
The holder турбокомпрессора to the block of cylinders |
25 |
|
The holder турбокомпрессора to турбокомпрессору |
30 |
| Collars of hoses of air lines |
3.5 |
|
The engine of 3.0 l |
| Pipe of a cooling liquid back to a head of cylinders |
10 |
| The combined valve to a head of cylinders |
10 |
| Cover of a gear belt back to a head of cylinders and also to the block of cylinders |
10 (replace) |
| The holder of a directing roller to a head of cylinders |
10 (replace) |
| Pipe of a cooling liquid a lobby to a head of cylinders |
|
|
10 |
|
|
23 |
| The pipeline of a high pressure of the hydraulic booster of a wheel to the pump |
47 |
| The pipeline of a high pressure of the hydraulic booster of a wheel to a head of cylinders |
10 |
| The pipeline of a high pressure of the hydraulic booster of a wheel to a pipe of a cooling liquid back |
20 |
|
The engine of 4.2 l |
| Натяжитель chains to a head of cylinders |
5Нм 90 |
| Cover of a head of cylinders (sequence: the central bolt, 2 bolts from an end face, the remained 12 bolts cross-wise from within outside) |
10 |
| Fuel giving to a fuel distributive highway |
25 |
|
The diesel engine of 1.9 l |
| The Hall gauge to a head of cylinders (with taking компаундом) |
10 |
| Nave to a camshaft |
100 |
| The pipeline of giving of oil to the holder of the oil filter |
25 |
| The pipeline of return of oil to турбокомпрессору (bolts, a class of durability 10.9) |
15 |
|
The top pipe of a cooling liquid to an eye
|
20 |
|
Bolts of wheels
|
120 |
|
|