A4 Mk3
Silencers - exploded view |
1 - | Gasket |
q | Renew |
2 - | Particulate filter |
q | With catalytic converter |
q | With pressure line for exhaust gas pressure sensor 1 -G450- |
q | Removing and installing → Chapter |
q | Mounting components → Fig. |
q | After renewing, perform Adaption in Guided Functions → Vehicle diagnostic tester |
3 - | Gasket |
q | Renew |
4 - | Nut |
q | Renew |
q | 23 Nm |
5 - | Front exhaust pipe |
q | With flexible joint; do not bend flexible joint more than 10° – otherwise it can be damaged |
q | Protect against knocks and impact |
q | Removing and installing → Chapter |
q | Align exhaust system so it is free of stress → Chapter |
6 - | Clamp (front) |
q | Before tightening, align exhaust system so it is free of stress → Chapter |
q | Installation position → Fig. |
q | Tighten bolt connections evenly |
7 - | Nut |
q | 23 Nm |
8 - | Rear silencer |
q | Combined as one unit with centre silencer and tailpipes as original equipment Can be renewed individually for repair purposes |
q | Cutting point: centre silencer / rear silencer → Chapter |
q | Renewing tailpipes → Chapter |
q | Align exhaust system so it is free of stress → Chapter |
9 - | Mounting |
q | Renew if damaged |
q | Check preload → Chapter „Stress-free alignment of exhaust system“ |
10 - | Bolt |
q | 20 Nm |
11 - | Rubber mounting |
q | Renew if damaged |
12 - | Bracket |
13 - | Bolt |
q | 23 Nm |
14 - | Tailpipe |
q | Can be renewed separately for repair purposes → Chapter |
15 - | Clamp |
16 - | Nut |
q | 23 Nm |
17 - | Clamp (rear) |
q | For separate replacement of centre and rear silencers |
q | Before tightening, align exhaust system so it is free of stress → Chapter |
q | Installation position → Fig. |
q | Tighten bolt connections evenly |
18 - | Centre silencer |
q | Combined in one unit with rear silencers as original equipment. Can be renewed individually for repair purposes |
q | Cutting point: centre silencer / rear silencer → Chapter |
q | Align exhaust system so it is free of stress → Chapter |
19 - | Mounting |
q | Renew if damaged |
q | Check preload → Chapter „Stress-free alignment of exhaust system“ |
20 - | Bolt |
q | 23 Nm |
21 - | Nut |
q | 23 Nm |
22 - | Bracket |
23 - | Bolt |
24 - | Nut |
q | Renew |
q | Coat thread with high-temperature paste; for high-temperature paste refer to → Electronic parts catalogue |
q | 23 Nm |
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