Leon Mk2
High-pressure pump: assembly overview |
1 - | Installation tool |
2 - | O-ring |
q | Replace. |
q | Before installing moisten with clean engine oil |
3 - | High-pressure pump with fuel pressure regulating valve -N276- |
4 - | 10 Nm |
5 - | Coupling connection, 25 Nm |
q | Do not fit the fuel pipe under stress |
6 - | High-pressure pipe |
q | Remember safety precautions for fuel pressure reduction in the high-pressure system → Chapter. |
q | The fuel pressure in the high-pressure pipe may be as high as 120 bar. Wear safety goggles and appropriate clothing to avoid injury and contact with skin. Before removing the fuel hoses, wrap a cloth around the connection. Then release pressure by carefully loosening the hollow bolt. |
7 - | Hollow bolt with conical seal seat, 17 Nm |
q | Replace. |
q | Do not fit the fuel pipe under stress |
q | When removing the connection hose, it must be retained at the high-pressure pump side |
8 - | Fuel pipe |
q | Low pressure |
9 - | Oil seal |
q | Replace. |
10 - | Fuel pressure sensor, low pressure -G410-, 15 Nm |