High pressure circuit (Mercedes-Benz Vito W639)

In the high-pressure circuit, fuel is supplied to the high-pressure fuel rail (hereinafter - TKVD), from where it is supplied to each nozzle separately using high-pressure pipes.

VN 2.119
1. High pressure pipe supplying fuel to the high pressure fuel pump
2. TKVD
3. High pressure fuel pipes delivering fuel from the high pressure fuel pump to the injectors
4. Fuel pressure sensor in the high pressure fuel pump
5. Fuel injection pump
6. Pressure control valve in the high pressure fuel system
7. Fuel injector 1st cylinder
8. Fuel injector 1st cylinder
9. Fuel injector 1st cylinder
10. Fuel injector 1st cylinder
11. Valve for regulating the amount of fuel supplied

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Mercedes Vito 2 / Power and exhaust system

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Low pressure circuit
Elements of the air supply system
Removal and installation the intercooler
Removal and installation a turbocharger
Turbocharger — purpose, control

High pressure fuel pump
Fuel injection pump drive
High pressure fuel manifold (HPFC)
High pressure fuel lines
Pressure regulating valve in the high pressure fuel system

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