Leon Mk2
| Vacuum hose connection diagram |
| 1 - | Intake manifold flap switching valve -N239- |
| q | Test → Chapter |
| 2 - | Exhaust recirculation valve -N18- |
| q | Test → Chapter |
| 3 - | Supercharging pressure control sol-enoid valve -N75- |
| q | Test the supercharging pressure control → Chapter |
| 4 - | Connecting part |
| 5 - | Towards the power brake |
| 6 - | Retaining valve |
| 7 - | Pressure unit |
| q | For supercharging pressure control |
| 8 - | Exhaust turbocompressor |
| 9 - | Intercooler |
| 10 - | Intake manifold |
| 11 - | Tandem pump |
| q | For the fuel supply and the vacuum |
| 12 - | Cylinderhead |
| 13 - | Vacuum unit for intake manifold switching |
| 14 - | Mechanical exhaust recirculation valve |
| q | Is an integral part of the intake hole |
| q | Can only be replaced along with the intake hole |
| q | Test → Chapter |
| q | Test the activation → Vehicle diagnosis, testing and information system VAS 5051 |
| 15 - | Air filter |
