BMW 3 series E30

Since 1983-1994 of release

Repair and car operation

+ 1. The maintenance instruction
+ 2. Maintenance service
+ 3. The engine
+ 4. Cooling system
+ 5. Heating and ventilation
+ 6. Fuel system
- 7. An exhaust system
   + 7.1.2. An exhaust system of cars 318i
   - 7.2. System of decrease in toxicity of the fulfilled gases
      7.2.2. Self-diagnostics of system of injection Motronic
      7.2.3. The processor block (block ESU)
      7.2.4. Gauges of system of automatic control of the engine
      7.2.5. System of compulsory ventilation картера (PCV-system)
      7.2.6. System of catching of steams of gasoline (EVAP-system)
      7.2.7. Katalitichesky neutralizer
+ 8. Transmissions
+ 9. Coupling
+ 10. Brake system
+ 11. A running gear
+ 12. A body
+ 13. An electric equipment
+ 14. A good advice

7.2.5. System of compulsory ventilation картера (PCV-system)

The system of compulsory ventilation картера is intended for decrease in the maintenance of hydrocarbons in emissions of the engine because of отсоса gases from картера the engine. Vnutrikarternye gases go for reburning in engine cylinders.

The device of system of compulsory ventilation картера (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 it is established пламегаситель.

Ventilation hose картера

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

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