A3 Mk2
Exhaust system - exploded view, engines with code letters AXX, BPY, BWA |
1 - | Nut |
q | 40 Nm |
q | Renew |
q | Coat studs of turbocharger with high-temperature paste |
q | High-temperature paste → Parts catalogue |
2 - | Front exhaust pipe with catalytic converters and front silencer |
q | With front exhaust pipe |
q | Protect against knocks and impact |
q | With flexible joint |
q | Do not bend flexible joint more than 10° - otherwise it can be damaged |
q | Removing and installing → Chapter |
q | Align exhaust system so it is free of stress → Chapter |
3 - | Lambda probe after catalytic converter -G130- and Lambda probe heater 1 after catalytic converter -Z29- |
q | Tightening torque: 55 Nm |
q | Grease only the threads with high-temperature paste. The paste must not penetrate into the slots on the probe body. |
q | High-temperature paste → Parts catalogue |
q | Removing and installing → Rep. gr.24 |
4 - | Rubber mounting |
q | Renew if damaged |
5 - | Nut |
q | 23 Nm |
6 - | Rubber mounting |
q | Renew if damaged |
7 - | 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 |
8 - | Mounting |
q | Renew if damaged |
9 - | Bolt |
q | 23 Nm |
10 - | Clamp (rear) |
q | For separate replacement of centre and rear silencers |
q | Installation position → Fig. |
q | Tighten bolt connections evenly. |
11 - | 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 |
12 - | Rubber mounting |
q | Renew if damaged |
13 - | Bolt |
q | 23 Nm |
14 - | Clamp (front) |
q | Align exhaust system so it is free of stress before tightening clamp → Chapter |
q | Installation position → Fig. |
q | Tighten bolt connections evenly. |
15 - | Nut |
q | 23 Nm |
16 - | Mounting |
17 - | Bolt |
q | 23 Nm |
18 - | Mounting |
19 - | Support |
20 - | 40 Nm |
21 - | Gasket |
q | Renew |
22 - | Lambda probe -G39- and Lambda probe heater -Z19- |
q | Tightening torque: 55 Nm |
q | Grease only the threads with high-temperature paste. The paste must not penetrate into the slots on the probe body. |
q | High-temperature paste → Parts catalogue |
q | Removing and installing → Rep. gr.24 |
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