4d3121b2

E30 series BMW 3

since 1983-1994 of release

Repair and car operation



E30 BMW
+ 1. Maintenance instruction
+ 2. Maintenance
+ 3. Engine
+ 4. Cooling system
+ 5. Heating and ventilation
+ 6. Fuel system
- 7. Exhaust system
   + 7.1.2. Exhaust system of cars 318i
   - 7.2. System of decrease in toxicity of exhaust gases
      7.2.2. Self-diagnostics of system of injection of Motronic
      7.2.3. Processor block (ECU block)
      7.2.4. Sensors of system of automatic control of the engine
      7.2.5. System of compulsory ventilation of a case (PCV system)
      7.2.6. Catching system паров gasoline (EVAP system)
      7.2.7. Catalytic converter
+ 8. Transmissions
+ 9. Coupling
+ 10. Brake system
+ 11. Running gear
+ 12. Body
+ 13. Electric equipment
+ 14. Good advice



7.2.5. System of compulsory ventilation of a case (PCV system)

GENERAL INFORMATION

The system of compulsory ventilation of a case is intended for decrease in the content of hydrocarbons in engine emissions because of a suction of gases from an engine case. Vnutrikarternye gases go for reburning in engine cylinders.

Device of system of compulsory ventilation of a case (М20)

System of the closed type. Vnutrikarternye gases go directly to the air filter under the influence of pressure in the engine. Gases with fresh air do not mix up. In a branch pipe for an exit of gases the plamegasitel is established.

Hose of ventilation of a case

Gases leave a cover of a head of cylinders through a hose.

The filter in system of ventilation of a case is not provided, therefore periodically clean channels of an exit of gases from dirt and a deposit.