Octavia Mk1
| Connection diagram for vacuum hoses |
| 1 - | Vacuum unit |
| q | for intake manifold flap |
| 2 - | Changeover valve for intake manifold flap -N239 - |
| q | Specified resistance: 25...45 Ω |
| 3 - | Distributor part |
| 4 - | Vacuum reservoir |
| 5 - | To air filter |
| 6 - | Solenoid valve for charge pressure control -N75 - |
| q | Specified resistance: 14...20 Ω |
| 7 - | Vacuum setting element |
| q | for charge pressure control |
| q | part of turbocharger, cannot be replaced separately |
| 8 - | Exhaust gas recirculation solenoid valve -N18- |
| q | Specified resistance: 14...20 Ω |
| 9 - | Mechanical exhaust gas recirculation valve |
| 10 - | Tandem pump |
| 11 - | Brake servo unit |
| 12 - | Distributor part |
| q | With non-return valve for brake servo unit |
