A4 Cabriolet Mk2
Exhaust system - exploded view of components |
Note
Depending on version, a one-piece catalytic converter can be fitted instead of the two-piece catalytic converters → Item shown. |
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 - | 23 Nm |
3 - | Mounting |
q | Renew if damaged |
q | Check preload → Chapter „Stress-free alignment of exhaust system“ |
4 - | Front exhaust pipe with main catalytic converter |
q | With flexible joint |
q | 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 | Components of exhaust pipe mountings: vehicles with manual gearbox → Fig., vehicles with multitronic gearbox → Fig. |
q | Align exhaust system so it is free of stress → Chapter |
5 - | 27 Nm |
q | Renew |
6 - | Gasket |
q | Renew |
7 - | Starter catalytic converter |
q | Protect against knocks and impact |
q | Removing and installing → Chapter |
q | Align exhaust system so it is free of stress → Chapter |
8 - | 27 Nm |
q | Renew |
q | Coat with high-temperature lubricant; for high-temperature lubricant refer to → Parts catalogue |
9 - | Gasket |
q | Renew |
10 - | Turbocharger |
q | Renew gasket between turbocharger and starter catalytic converter |
11 - | Front clamp(s) |
q | Before tightening, align exhaust system so it is free of stress → Chapter |
q | Installation position on one-piece catalytic converter → Fig. |
q | Installation position on two-piece catalytic converter → Fig. |
q | Tighten bolt connections evenly |
12 - | M8 = 23 Nm; M10 = 40 Nm |
13 - | Rear silencer |
q | For left side of vehicle |
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 |
14 - | 23 Nm |
15 - | Mounting |
q | Renew if damaged |
q | Check preload → Chapter „Stress-free alignment of exhaust system“ |
16 - | 23 Nm |
17 - | Rear silencer |
q | For right side of vehicle |
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 |
18 - | 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 |
19 - | M8 = 23 Nm; M10 = 40 Nm |
20 - | Mounting |
q | Renew if damaged |
q | Check preload → Chapter „Stress-free alignment of exhaust system“ |
21 - | 23 Nm |
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