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
      The basic data
      Replacement of a gear belt of drive ГРМ
      Removal and installation of a head of the block of cylinders
      Removal and installation of a belt of a drive of auxiliary units
    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




Removal and installation of a head of the block of cylinders

Head of cylinders. The petrol engine of 3.0 l ASN


1 — the Lining of a head of cylinders. Number should be turned towards a head of cylinders
2 — the Head of cylinders. The minimum height: 139.25 mm
3 — the Eye
4 — the Bolt, 23Нм
5 — the Bolt of fastening of a head of cylinders
6 — the Aligning finger of the inlet pipeline
7 — the Special screw, 10Нм
8 — Consolidation. In the presence of damages or негерметичности replace
9 — the Cover
10 — the Sealing ring. Necessarily replace

11 — a ventilation Hose картера
12 — the ignition Coil
13 — the Cover of a head of cylinders
14 — the Sealing lining of a cover of a head of cylinders. In the presence of damages or негерметичности replace
15 — the Screw, 10Нм
16 — the Pipe of a cooling liquid back
17 — the Combined valve of giving of secondary air
18 — the Screw, 10Нм
19 — Consolidation. Necessarily replace
20 — the Sealing ring

Head of cylinders (it is shown right). The petrol engine of 4.2 l ВВК

1 — the Sealing lining of a head of cylinders. Installation position: spare part Number should show towards a head of cylinders. After lining replacement it is necessary to replace cooling liquid
2 — the Eye
3 — the Bolt, 22Нм
4 — Consolidation. In the presence of damages or негерметичности replace
5 — the Sealing lining of a cover of a head of cylinders. In the presence of damages or негерметичности replace
6 — the Cover of a head of cylinders
7 — the ignition Coil. Stripper AUDIТ40039 is necessary for removal

8 — the Special screw, 10Нм. In the presence of damages or негерметичности replace. The inhaling is carried out in sequence from within outside
9 — Consolidations for a cover of a head of cylinders. In the presence of damages and негерметичности replace
10 — Consolidation for a cover of a head of cylinders. In the presence of damages and негерметичности replace
11 — Semicircular consolidation. In the presence of damages and негерметичности replace
12 — the Bolt of fastening of a head of cylinders
13 — the Head of cylinders. After replacement it is necessary to replace cooling liquid

Removal

 PERFORMANCE ORDER

    Sequence отворачивания bolts - return specified in an accompanying illustration: with 8 on 1.

The engine of 3.0 l

The engine of 4.2 l

Installation

 PERFORMANCE ORDER

    Before installation of a head of cylinders turn cranked and distributive shaft in position ВМТ of the piston of the third cylinder. Tighten bolts of fastening of a head of cylinders in the specified sequence the efforts resulted in Specifications.

The head of cylinders acts in film and established on the removed engine.