Mazda 6 since 2002
1. Operation and car maintenance
2. Engine
2.1. General description of new engines of the L8, LF and L3 models
2.1.1. Mechanical part of engines
2.1.2. Mechanism of change of phases of a gazoraspredeleniye
2.1.3. Greasing system
2.1.4. Cooling system
2.1.5. Fuel system General information Admission system The main features of an air line with variable characteristics (VAD) (L3) Executive mechanism of system (VAD) (L3) Electromagnetic valve of system (VAD) (L3) Return valve of system (VAD) (L3) Fuel knot Block of the fuel pump
2.1.6. System of production of the fulfilled gases and system of decrease in toxicity
2.1.7. Electric equipment of engines
2.2. Mechanical part of engines
2.3. Appendix 1
2.4. Appendix 2
2.5. Appendix 3
3. Transmission
4. Running gear
5. Steering mechanism
6. Brake system
7. Onboard electric equipment
8. Body

2-1-5-6-obratnyjj-klapan-sistemy-vad-l3.html Return valve of system (VAD) (L3)

Fig. 2.60. Return valve of VAD system: 1–return valve; 2–the green; 3–the white; 4–inlet collector; 5–vacuum chamber of VAD system

The return valve (unidirectional) keeps vacuum in the vacuum chamber of VAD system. The return valve allows air to pass only from the vacuum chamber of VAD system to an inlet collector (fig. 2.60).

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