Exhaust Door Control Unit With Reduction Catalytic Converter Assembly Overview: Notes

Fig 1: Exhaust Door Control Unit With Reduction Catalytic Converter Assembly Overview

Courtesy of AUDI OF AMERICA, LLC

1. NOx Reduction Catalytic Converter
   • Removing and installing, refer to NOx REDUCTION CATALYTIC CONVERTER 
2. Gasket
   • Replace
   • Note installation position EXHAUST DOOR CONTROL UNIT WITH REDUCTION CATALYTIC CONVERTER ASSEMBLY OVERVIEW. 
3. Clamp
   • Replace
   • 7 Nm
   • Installed location, refer to CLAMPS, INSTALLED POSITION ON EXHAUST SYSTEM 
4. Exhaust Flap Control Module -J883-
   • Removing and installing, refer to EXHAUST FLAP CONTROL MODULE 
5. Reduction Catalytic Converter
   • Removing and installing, refer to REDUCTION CATALYTIC CONVERTER 
6. Center Muffler
   • Removing and installing, refer to CENTER MUFFLER ASSEMBLY OVERVIEW 
7. Clamping Sleeve
   • Note installation position, refer to CLAMPS, INSTALLED POSITION ON EXHAUST SYSTEM 
8. Nut
   • 23 Nm