A4 Mk2
| Oil retention valve and spray nozzle valve - exploded view |
| 1 - | O-ring |
| q | Renew |
| 2 - | Spray nozzle valve |
| q | Removing and installing → Chapter |
| 3 - | Gasket |
| q | Renew |
| 4 - | Cover |
| 5 - | O-ring |
| q | Renew |
| 6 - | Hose |
| q | For crankcase breather |
| 7 - | 7 Nm |
| 8 - | 9 Nm |
| 9 - | Oil retention valve |
| q | Removing and installing → Chapter |
| 10 - | O-ring |
| q | Renew |
