Muffler Overview

Muffler Overview






1 Bolt

• 23 Nm

2 Suspended Mount

• Replace if damaged

• Check pretension, refer to => [ Exhaust System, Installing ] Service and Repair

3 Center Muffler

• Original equipment as one unit with rear mufflers. For repairs, replace each separately.

• Separating point, refer to => [ Center Muffler and Rear Muffler, Separating ] Center Muffler and Rear Muffler, Separating

• Install exhaust system free of stress, refer to => [ Exhaust System, Installing ] Service and Repair

4 Rear Muffler

• Original equipment as one unit with center muffler and tailpipe

• In case of repairs, center muffler end muffler and tailpipe should be replaced individually

• Separating point between center and rear muffler, refer to => [ Center Muffler and Rear Muffler, Separating ] Center Muffler and Rear Muffler, Separating.

• Separating point between rear muffler and tailpipe, refer to => [ Tail Pipe ] Removal and Replacement.

• Install exhaust system free of stress, refer to => [ Exhaust System, Installing ] Service and Repair

5 Gasket

• Replace

6 Nut

• 23 Nm

7 Catalytic Converter

• Protect from shocks and impact stress

• Removing and installing, refer to => [ Left Catalytic Converter ] Left Catalytic Converter, => [ Right Catalytic Converter ] Right Catalytic Converter

• Individual components of suspension, refer to => [ Catalytic Converter Mount Components - Vehicles with Automatic Transmission 0B6 ]

8 Nut

• 23 Nm

9 Gasket

• Replace

10 Front Muffler

• With decoupling element; do not bend the decoupling element more than 10° or it may be damaged

• Removing and installing, refer to => [ Front Muffler ] Front Muffler

• Install exhaust system free of stress, refer to => [ Exhaust System, Installing ] Service and Repair

11 Front Clamping Sleeve

• Installed position, refer to => [ Installed Position of Front Double Clamps ]

• Before tightening, align exhaust system tension-free, refer to => [ Exhaust System, Installing ] Service and Repair

• Tighten threaded connections evenly.

12 Nut

• 23 Nm

13 Bolt

• 23 Nm

14 Clamp

15 End Pipe

• Original equipment as one unit with rear muffler. For repairs, replace each separately.

• Separating point, refer to => [ Tail Pipe ] Removal and Replacement

• Aligning => [ End Pipes, Aligning ] Procedures

16 Suspended Mount

• Replace if damaged

• Check pretension, refer to => [ Exhaust System, Installing ] Service and Repair

17 Nut

• 20 Nm

• Replace

18 Rear Clamping Sleeve

• For individual replacement of center and rear mufflers

• Installed position, refer to => [ Installed Position of Front Double Clamps ]

• Before tightening, align exhaust system tension-free, refer to => [ Exhaust System, Installing ] Service and Repair

• Tighten threaded connections evenly.

19 Nut

• 23 Nm

20 Nut

• 23 Nm

• Replace

21 Bolt

• 23 Nm

22 Suspended Mount

• Replace if damaged

• Check pretension, refer to => [ Exhaust System, Installing ] Service and Repair

Installed Position of Front Double Clamps





- Install double clamps so that the bolt ends do not project over lower edge of double clamp.

• Installed position: Threaded connections point toward outside.

Installed Position of Rear Double Clamps





- Install double clamps so that the bolt ends do not project over lower edge of double clamp.

• Installed position: Threaded connections point forward.

Catalytic Converter Mount Components - Vehicles with Automatic Transmission 0B6





1. Nut - 23 Nm

2. Spacer sleeve

3. Pressure spring

4. Washer

5. Bolt

6. Bolt - 23 Nm

7. Spacer sleeve

8. Adjusting buffer

9. Tab

10. Bolt - 23 Nm

11. Bracket


• The illustration shows the right mounting. The left is a mirror image of the right.