A3 Mk2
| Turbocharger - exploded view |
| Part 1 |
| 1 - | Bolt |
| q | 8 Nm |
| 2 - | Oil return pipe |
| 3 - | Bolt |
| q | 8 Nm |
| 4 - | Gasket |
| q | Renew |
| 5 - | Coolant supply pipe |
| 6 - | Bolt |
| q | 11 Nm |
| 7 - | O-rings |
| q | Renew |
| 8 - | Coolant return hose/pipe |
| 9 - | Bolt |
| q | 8 Nm |
| 10 - | Banjo bolt |
| q | For attaching oil supply pipe to cylinder block: 30 Nm |
| q | For attaching oil supply pipe to timing chain cover → Fig. |
| 11 - | Seals |
| q | Renew |
| 12 - | Bolt |
| q | 8 Nm |
| 13 - | Oil supply pipe |
| q | Up to approx. 04.2008: bolted to cylinder block |
| q | From approx 04.2008 onwards: bolted to timing chain cover → Fig. |
| 14 - | Bolt |
| q | 8 Nm |
| 15 - | O-ring |
| q | Renew |
| 16 - | Turbocharger |
| q | Combined with exhaust manifold |
| q | Removing and installing → Chapter |
| 17 - | O-ring |
| q | Renew |
| 18 - | O-ring |
| q | Renew |
| 19 - | Bolt |
| q | 11 Nm |
| 20 - | Turbocharger air recirculation valve -N249- |
| 21 - | O-ring |
| q | Renew |
| 22 - | Intake connecting pipe |
| 23 - | Bolt |
| q | 10 Nm |
| 24 - | Sleeve |
| 25 - | Retaining clip |
| q | Renew |
| 26 - | Bolt |
| q | 20 Nm |
| 27 - | Vacuum unit for turbocharger |
| q | Checking → Chapter |
| q | Removing and installing → Chapter |
| q | Adjusting → Chapter |
| 28 - | Lock nut |
| q | 10 Nm |
| 29 - | Operating lever |
| 30 - | Gasket |
| q | Renew |
| Part 2 |
| 1 - | Bracket |
| 2 - | Nut |
| q | Tightening torque and sequence → Fig. |
| 3 - | Bolt |
| q | 10 Nm |
| 4 - | Heat shield |
| 5 - | Exhaust manifold gasket |
| q | Renew |
| 6 - | Bolt |
| q | 23 Nm |
| 7 - | Heat shield |
| 8 - | Bolt |
| q | 10 Nm |
| 9 - | Bracket |
| 10 - | Turbocharger |
| q | Combined with exhaust manifold |
| q | Removing and installing → Chapter |
Note
|
|
| Stage | Nuts | Tightening torque |
| 1. | -1 … 9- | Screw in nuts by hand until they make contact |
| 2. | -1 … 9- | 16 Nm |
