Audi A4, S4

since 2000 release

Repair and operation of the car


Audi A4, S4
+ Introduction
+ Governing bodies and methods of safe operation
+ Current leaving and service
- Engine
   Specifications
   Removal and installation of the top cover of the engine / lower protection of a motive compartment / stretcher
   Check of a compression in engine cylinders, identification of leaks
   Check of the engine by means of the vacuum gage
   + 4-cylinder petrol engines
   + 6-and 8-cylinder petrol engines
   + 4-cylinder diesel engines
   + 6-cylinder diesel engines
   - Engine lubrication system
      General information
      The applied motive oils. Oil consumption
      Oil pump and pallet of a case
      Check of pressure of oil and sensor of pressure
+ Cooling systems, heating and air conditioner
+ Power supply systems, release and decrease in toxicity of the fulfilled gases
+ Systems of electric equipment of the engine
+ Manual box of gear shifting
+ Automatic transmission
+ Coupling, power shafts and differential
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment





Oil pump and pallet of a case

Oil pump and pallet of a case. Petrol engines of 1.8 l (AVJ, BFB)

1 — the Bolt, 28nm
2 — the Emphasis for a torque support
3 — the case Pallet
4 — the Oil pump. With the safety valve on 12 atm. Before installation check, whether two plugs (12) for centering of the oil pump on the block of cylinders are available.
In the presence of flutes on a working surface and gear wheels replace them. Moment of a tightening of a cover of the oil pump: 10nm
5 — the Asterisk of the oil pump. Is established unambiguously
6 — the Screw, 22nm
7 — the Chain of the drive of the oil pump. Before removal mark the direction of rotation. Check for wear
8 — the Bolt, 15nm
9 — the Sealing flange forward. AUDI-D 176 404 A2 is installed on silicone sealant, for example. Replace a sealing ring from a pulley
10 — Natyazhitel of a chain, 16nm. Does not understand. Observe the provision of installation. At installation previously squeeze a spring and hook on it. At breakage of a spring a natyazhitel replace in a set

11 — the Asterisk of the oil pump
12 — the Aligning plugs, 2 pieces.
13 — the Sealing ring. Surely replace
14 — the Bolt, 16nm
15 — the Soaking-up pipeline. At pollution clear a grid
16 — the Barrier to a stream
17 — the Bolt, 16nm
18 — Bolts, 15nm. Are tightened cross-wise in stages
19 — the Bolt, 40nm
20 — the Sealing ring. Surely replace
21 — the Stopper of removal of oil, 30nm
22 — Consolidation. Surely replace
23 — the Pipeline of return of oil from a turbocompressor
24 — the Bolt, 10nm

Turn out both back bolts of fastening of the pallet of a case (1) and (2) face key (address to an illustration above). For this purpose at cars about a manual check point turn a flywheel (3) so that the groove (the arrow on an illustration is lower) was opposite to the screw.

Back bolts of fastening of the pallet of a case

The preliminary tightening bolts with (1) on (18) is made cross-wise by the moment 5nm and further the moment 45nm. M10 bolts (shooters on an illustration are lower) are tightened by the moment 40nm. Bolts with (1) on (18) cross-wise the moment 15nm.

Bolts of fastening of the pallet of a case

The basis of an oil filter with elements. 4-cylinder petrol engine

1 — the Screw stopper, 40nm
2 — the Sealing ring. Replace
3 — the Spring of the perepuskny valve, about 4 atm.
4 — the Piston of the perepuskny valve, about 4 atm.
5 — Laying. Replace
6 — the Oil-retaining valve, 8nm. It is built in in an arm of an oil filter
7 — the Sealing ring. Replace
8 — the Latch
9 — the Tube of a sapun of a case
10 — the Bolt, 20nm. At installation use the stiffening A2 sealant D 000 600
11 — the Back tube of a cooler
12 — the Screw stopper, 15nm

13 — the Sealing ring. Replace
14 — the Tube of supply of oil to a turbocompressor
15 — the Hollow bolt, 30nm
16 — Epiploons. Always are subject to replacement
17 — D/V of pressure of oil, 1.4 atm., 25nm. Black isolation. At leak of oil through a sealing washer replace the last
18 — the Sealing ring. At leak of oil replace
19 — the Bolt, 15nm+90 °. Replace
20 — Laying. Replace. Insert into protection in the oil cooler
21 — the Oil filter
22 — the Nut, 25nm
23 — the Oil cooler. Check a gap between it and the next parts
24 — the Arm of an oil filter with the perepuskny valve, about 4 atm.

Oil pump and elements of the lubrication system. V6 engine

1 — the Oil pump. It is replaced in full assembly
2 — the Valve of a masloraspylitel, 40nm
3 — the Sealing ring. Replace
4 — the Bolt, 45nm
5 — the Intermediate roller
6,7 — the Bolt, 10nm
8 — Sapun of a case
9 — the Laying/plate of a sapun. Replace
10 — the Control oil valve, 25nm
11 — the Socket
12 — the Bolt, 15nm
13 — the Oil-distribution tube

14 — the Block of cylinders
15 — the Bolt, 10nm. At installation use the stiffening D6 sealant
16 — Masloraspylitel. Cooling of the forward piston
17 — Metal laying. Replace
18 — the Sensor of temperature of motive G8 oil, 10nm. At leak of oil through a sealing washer replace the last
19 — the Epiploon
20 — Natyazhitel. Before removal block
15 — the Bolt, 10nm. At installation use the stiffening D6 sealant
22 — the Sealing ring
23 — the Washer
24 — the bearing Plug
25 — the Bolt, 25nm
26 — the Lever of a natyazhitel

Chain drive of the oil pump. V6 engine

1 — the Oil pump
1a, 1b — the Protective plate
1c — Samokontryashchiysya a bolt with a six-sided head
1d — the Bolt with a six-sided head
2 — the Asterisk
3 — the Screw with a sferotsilindrichesky head
4 — the Chain
5 — the Control pin
6 — the Pin

7 — Natyazhitel of a chain
8 — the Bolt with a six-sided head
9, 10 — the Oil tube
11 — the Screw with a six-sided head
12 — the Washer
13 — the Round sealant
14 — the Plate
17 — Connection

The pallet of a case and cooler of oil with elements. V6 engine

1 — the Probe of measurement of level of motive oil. Level of oil should not exceed MAX mark
2 — the Directing probe tube
3 — the Sealing ring. Replace
4 — Laying. Replace. Before installation grease the interfaced surfaces of the block of cylinders with D2 greasing
5 — the Screw stopper, 25nm. At leak of oil through a sealing washer replace the last
6 — the Oil filter. Weaken a special key. Tighten by hand. Follow instructions on an oil filter
7 — the Nut, 30nm
8 — the Oil cooler. Grease the interfaced surface with AMV 188 100 02 greasing

9 — the Sealing ring. Replace
10 — D/V of pressure of oil (F1) of 1.4 atm., 25nm. White. At leak of oil through a sealing washer replace the last
11 — the Bolt, 10nm
12 — Nizhny Novgorod the case pallet
13 — the Bolt, 10nm
14 — the Sealing washer. Replace
15 — the Drain stopper of motive oil, 30nm
16 — the Bolt, 10nm
17 — a case pallet Cover with two perepuskny valves: 5 atm. and 11 atm.
18 — Laying. Replace
19 — Maslozabornik. Clean at a contamination
20 — the Top pallet of a case