Muffler Overview

Muffler Overview






1 Retaining Loop

• Replace if damaged

2 Nut

• 23 Nm

3 Bracket for Exhaust System

4 Bolt

• 23 Nm

5 Bolt

• 23 Nm

6 Suspended Mount

• Replace if damaged

7 Tunnel Brace

8 Gasket

• Replace

9 Nut

• Replace

• 40 Nm

• Coat the threaded pin with hot bolt paste; hot bolt paste, refer to the electronic parts catalog ETKA

10 Heated Oxygen Sensor (G39)

11 Front Exhaust Pipe with catalytic Converter and Front Muffler

• With decoupling element, decoupling element must not be bent more than 10° - otherwise it may be damaged

• Do not load decoupling element on cable

• Do not damage wire mesh at decoupling element

• Protect catalytic converter from shocks and impact stress

• Removing and installing, refer to => [ Front Exhaust Pipe with Catalytic Converters and Front Muffler ] Service and Repair

• Remove decoupling element guard on replacement part as late as possible

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

12 Heated Oxygen Sensor 2 (G108)

13 Clamping Sleeve

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

• Installed position, refer to => [ Clamping Sleeve Location ]

• Tighten threaded connections evenly.

14 Nut

• 23 Nm

15 Bracket

16 Retaining Loops

• Replace if damaged

17 Bracket

18 Exhaust Door Valve (N220)

• With vacuum reservoir

• Check the exhaust flap vacuum diaphragm, refer to => [ Exhaust Flap Vacuum Diaphragm, Checking ] Testing and Inspection

19 Nut

• 23 Nm

20 Bolt

• 23 Nm

21 Rear Muffler

• Unit with center muffler

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

22 Nut

• 23 Nm

23 Bolt

• 23 Nm

Clamping Sleeve Location





- Install clamping sleeve in angle position shown.

• alpha = approximately 20°

• The threaded connections are toward the right.

• The nuts are toward the top.