A4 Mk1
| Silencers - exploded view |
| 1 - | Centre silencer |
| q | Combined in one unit with rear silencer as original equipment. Can be renewed individually for repair purposes |
| q | Cutting point → Anchor |
| q | Align exhaust system so it is free of stress → Chapter |
| 2 - | Gasket |
| q | Renew |
| 3 - | Nut |
| q | Renew |
| q | 30 Nm |
| 4 - | Gasket |
| q | Renew |
| 5 - | Turbocharger |
| q | Removing and installing → Chapter |
| 6 - | Catalytic converter |
| q | Protect against knocks and impact |
| q | Removing and installing → Chapter |
| q | Align exhaust system so it is free of stress → Chapter |
| 7 - | Lambda probe |
| q | Removing and installing Lambda probe → Rep. Gr.24 |
| 8 - | Nut |
| q | Renew |
| q | 25 Nm |
| 9 - | Bolt |
| q | 25 Nm |
| 10 - | Mounting |
| q | Components of exhaust pipe mountings (vehicles with manual gearbox) → Fig. |
| q | Components of exhaust pipe mountings (vehicles with automatic gearbox) → Fig. |
| 11 - | Front exhaust pipe |
| q | With flexible joint |
| q | Do not bend flexible joint more than 10° – otherwise it can be damaged |
| q | Align exhaust system so it is free of stress → Chapter |
| 12 - | Clamp (front) |
| q | Before tightening, align exhaust system so it is free of stress → Chapter |
| q | Installation position → Fig. |
| q | Tighten bolt connections evenly |
| 13 - | Nut |
| q | 40 Nm |
| 14 - | Mounting |
| q | Renew if damaged |
| q | Check preload → Chapter „Stress-free alignment of exhaust system“ |
| 15 - | Bolt |
| q | 25 Nm |
| 16 - | Rear silencer |
| q | Combined in one unit with centre silencer as original equipment. Can be renewed individually for repair purposes |
| q | Cutting point → Anchor |
| q | Align exhaust system so it is free of stress → Chapter |
| 17 - | Mounting |
| q | Renew if damaged |
| q | Check preload → Chapter „Stress-free alignment of exhaust system“ |
| 18 - | Bolt |
| q | 25 Nm |
| 19 - | Bolt |
| q | 25 Nm |
| 20 - | Mounting |
| q | Renew if damaged |
| q | Check preload → Chapter „Stress-free alignment of exhaust system“ |
| 21 - | Clamp (rear) |
| q | For individual replacement of centre silencer and the two rear silencers |
| q | Before tightening, align exhaust system so it is free of stress → Chapter |
| q | Installation position → Fig. |
| q | Tighten bolt connections evenly |
| 22 - | Nut |
| q | 40 Nm |
| 23 - | Mounting |
| q | Renew if damaged |
| q | Check preload → Chapter „Stress-free alignment of exhaust system“ |
| 24 - | Bolt |
| q | 25 Nm |
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