Leon Mk1
| General diagram of the exhaust gas turbocharger supercharger air system (engine code BWA) |
| 1 - | Vacuum unit |
| q | Checking |
| q | Removing and installing → Chapter |
| q | Set |
| 2 - | Charge pressure control solenoid valve -N75- |
| 3 - | Turbocharger air recirculation valve -N249- |
| 4 - | Turbocharger |
| q | Removing and installing → Chapter |
| 5 - | Brake servo unit |
| 6 - | Retaining valve |
| 7 - | Coolant connection |
| 8 - | Vacuum pump |
| 9 - | Retaining valve |
| 10 - | Oil filter bracket |
| 11 - | Activated charcoal filter solenoid valve 1 -N80- |
| 12 - | Double non-return valve |
| 13 - | Charge air cooler |
| q | Removing and installing → Chapter |
| 14 - | Throttle valve control mechanism -J338- |
| q | Removing and installing → Chapter |
| 15 - | Pressure limiting valve |
| 16 - | To activated charcoal filter. |
| 17 - | Air mass meter -G70- |
