Audi A4, S4

since 2000 of release

Repair and car operation

Audi A4, S4
+ Introduction
+ Governing bodies and receptions of safe operation
+ Current leaving and service
- Engine
   Specifications
   Removal and installation of the top cover of the engine / bottom protection of an impellent compartment/stretcher
   Compression check in engine cylinders, identification of leaks
   Engine check by means of the vacuum gage
   + 4-cylinder petrol engines
   + 6-and 8-cylinder petrol engines
   - 4-cylinder diesel engines
      General information
      Removal and installation of a gear belt, engines of 1.9 l (AVB, AWX, AVF)
      Natyazhitel of a belt with damping by a friction
      Removal and installation of a head of cylinders, diesel engines of 1.9 l (AVB, AWX, AVF)
      Removal and installation of a belt of a drive of auxiliary units
   + 6-cylinder diesel engines
   + System of greasing of the engine
+ Systems of cooling, 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

Removal and installation of a head of cylinders, diesel engines of 1.9 l (AVB, AWX, AVF)

Head of the block of cylinders. Diesel engines of 1.9 l (AVB, AWX, AVF)

1 — the Bolt, 10Нм. It is rolled with means for carving fixing
2 — the Finger, 15Нм
3 — the Bolt, 100Нм. For an otvorachivaniye and an inhaling the tool is applied to deduction from AUDI-T10051 provorachivaniye
4 — a camshaft Nave with a gear wheel for the Hall sensor
5 — the Bolt of fastening of a head of cylinders. Surely replace Watch that in a head of cylinders washers were established.
6 — the Cover of a head of cylinders
7 — the Hose of ventilation of a case
8 — the Cover
9 — the Cover
10 — Consolidation. In the presence of damage or a leakage will replace
11 — the Screw, 9Нм

12 — Sealing laying of a cover of a head of cylinders. In the presence of damage or a leakage replace. Is on sale only together with a cover of a head of cylinders. Before installation grease with hermetic transitions. Cambers insert into openings on a head of cylinders
13 — the Head of cylinders
14 — the Bolt, 20Нм
15 — the Pipeline of supply of oil to a turbokompressor
16 — the Holder of the fuel filter
17 — the Carving plug
18 — the Hollow bolt, 25Нм
19 — the Sealing ring. Surely replace
20 — Consolidation of a head of cylinders
21 — the Sensor of the Hall of definition of provision of a camshaft

Hinged elements of a head of the block of cylinders. Diesel engines of 1.9 l (AVB, AWX, AVF)

1 — the Nut, 25Нм
2 — the Connecting pipe of system of a retsirkulyatsiya of the fulfilled gases
3 — the Bolt, 22Нм
4 — Uplotneniye*
5 — the Screw, 5Нм
6 — the Vacuum drive of a zaslonka of the inlet pipeline
7 — the Inlet branch pipe with the valve of a retsirkulyatsiya of the fulfilled gases. It can be replaced only in a set

8 — Sealing кольцо*
9 — the Screw, 10Нм
10 — the Inlet pipeline
11 — Uplotneniye*
Watch the provision of installation.
12 — the Bolt, 25Нм
13 — Uplotneniye*
*) surely replace.

Procedure demands existence of a certain experience. Here the most important instructions intended for the skilled mechanic are provided only.

The general instructions on installation are provided for the petrol engine of 1.6 l of ALZ.

At an otvorachivaniye of bolts of fastening of a head of cylinders observe sequence.

Cover of a head of cylinders

PERFORMANCE ORDER

Before installation of a cover of a head of cylinders put on both edges of sealing surfaces of a cover of bearings distributive shaft/heads of cylinders in front of (shooters on an accompanying illustration) and behind on one drop of hermetic, for example, AMV 174 004 01 (Ø 5 mm).

Sequence of an otvorachivaniye of bolts of fastening of a cover of a head of cylinders - return specified on an accompanying illustration.

Tightening at first make by hand, in sequence with 1 on 13 and then in the same sequence - the moment 9Нм. The arrow showed accession of a hose of ventilation of a case.

Installation of a head of cylinders

PERFORMANCE ORDER

Number of sealing laying of a cover of a head of cylinders should be from above.
At installation of a head of cylinders both of a cam of the first cylinder should show on the top of (shooters on an accompanying illustration).
Watch aligning plugs in the block of cylinders.
Tighten bolts of fastening of a head of cylinders in sequence with 1 on 10 for 4 receptions, the efforts given in Specifications.