Overview - Muffler

Fig 1: Identifying Rear Muffler Components

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

1. Front Exhaust Pipe
   • Removing and installing, refer to FRONT EXHAUST PIPE .
   • Align the exhaust system free of tension, refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
2. Bracket
   • Replace if damaged.
3. Bolt
   • 20 Nm
4. Exhaust Door Control Unit -J883-
   • Removing and installing, refer to EXHAUST DOOR CONTROL UNIT -J883- .
5. Threaded Connection
   • 9 Nm
6. Clamping Sleeve
   • 23 Nm
   • Before tightening, align exhaust system free of tension, refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
   • Installed position, refer to Fig 4
   • Tighten threaded connections evenly.
7. Suspended Mount
   • Replace if damaged.
8. Retaining Loop
   • Replace if damaged.
9. Bolt
   • 20 Nm
10. Rear Muffler
    • Align the exhaust system free of tension, refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
    • Removing and installing, refer to REAR MUFFLER .
11. Rear Axle
    • Overview, refer to OVERVIEW - WHEEL BEARING AND MULTI-LINK SUSPENSION .
12. Bolt
    • 20 Nm
13. Bracket
14. Screw-Type Clamp
    • 7 Nm
    • Replace after removing
    • Installed position, refer to Fig 3
15. Seal
    • Replace after removing
    • Note the installed position, refer to Fig 2.

Fig 2: Installed Location Of Seal Between Emissions Control Module And Front Exhaust Pipe

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

• The angled tab in the seal -arrow- must be in the diesel particulate filter groove.

Fig 3: Installed Location Of Front Exhaust Pipe Screw Clamp

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

• Angle -α- = 0 ± 30°

Fig 4: Installation Position For Front Clamping Sleeve

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Install clamping sleeve in angle position shown.

• Angle -α- = approximately 20°.
• The threaded connection faces the right.
• The nuts are toward the top.