Audi A4, S4
Controls and receptions of safe operation
Current leaving and service
- The engine
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
The general data
Removal and installation of a gear belt
Removal and installation of a head of cylinders
Removal and installation of a belt of a drive of auxiliary units
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
Coupling, power shafts and differential
Suspension bracket and steering
Onboard electric equipment
4-cylinder petrol engines
The general data
1.6 l (ALZ): the Engine рядный, with one верхнерасположенным a cam-shaft (OHC). The Camshaft is located in a head of cylinders and set in motion by a gear belt. The shaft operates on the hydraulic pushers located vertically which in turn influence inlet and final valves.
1.8 and 2.0 l (AVJ, BFB, ALT): the Engine рядный, with two верхнерасположенными cam-shafts (DOHC), has for each cylinder three inlet and two final valves. One camshaft actuates inlet valves, another final. The camshaft of final valves is set in motion from a cranked shaft through a gear belt. Camshafts of inlet and final valves are connected with each other by a chain.
2.0 l FSI (AWA): the Engine рядный, with two верхнерасположенными cam-shafts (DOHC), has for each cylinder on two inlet and final valves.
Petrol 4-cylinder engine FSI of 2.0 l
Basic elements of a head of cylinders of engines AVJ, BFB, ALT 1.8 l.