S07.16-2501-06
Fuel supply circuit
1 Fuel tank
2 Fuel filter
3 Fuel preheating valve
4 Fuel pump
5 High-pressure pump
B30 Fuel temperature sensor
B66 Rail pressure sensor
Y20 Injector cylinder 1
Y73 High-pressure pump element shutoff valve
Y74 Rail pressure control valve
Y75 Fuel supply shutoff valve
A Pressure-side fuel pump
B Fuel return
C High-pressure side
D Fuel pump suction side