Overview - Muffler, Vehicles With A Turbocharger With A SCR-System
WARNING: This page is about a different car, the 2015 Audi A7 Quattro and 2014 Audi A7 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
- Y pipe
- Original equipment as one unit with rear mufflers.
- The Y pipe and the rear muffler can be replaced individually if a repair is required.
- Separating point between Y pipe and rear muffler, refer to EXHAUST PIPES/MUFFLERS, SEPARATING .
- Align the exhaust system free of tension, refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
- Bolt
- 23 Nm
- Suspended Mount
- Replace if damaged.
- Check pretension, refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
- Front Exhaust Pipe
- With decoupling element, decoupling element must not be bent more than 10° - otherwise it may be damaged
- Protect from shocks and impact stress
- Removing and installing, refer to FRONT EXHAUST PIPE, REMOVING AND INSTALLING, VEHICLES WITH FWD .
- Align the exhaust system free of tension, refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
- Seal
- Replace
- Particulate Filter
- With catalytic converter
- With a pressure line for the Differential Pressure Sensor -G505- -item 10- in OVERVIEW - EXHAUST TEMPERATURE CONTROL, VEHICLES WITH A TURBOCHARGER WITH A SCR-SYSTEM
- Removing and installing, refer to PARTICULATE FILTER, REMOVING AND INSTALLING, VEHICLES WITH FWD .
- After replacing, perform an Adaptation in Guided Functions , refer to Vehicle Diagnostic Tester.
- Nut
- 23 Nm
- Replace
- Coat the thread with hot bolt paste
- Seal
- Replace
- Turbocharger
- Nut
- 23 Nm
- Replace
- Seal
- Replace
- Nut
- 23 Nm
- SCR Catalytic Converter
- Removing and installing, refer to SCR CATALYTIC CONVERTER, REMOVING AND INSTALLING .
- Clamping Sleeve
- Before tightening, align exhaust system free of tension, refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
- Installed position, refer to Figure
- Tighten threaded connections evenly.
- Nut
- 23 Nm
- Rear Muffler
- Original equipment as one unit with Y pipe
- The Y pipe and the rear muffler can be replaced individually if a repair is required.
- Separating point between Y pipe and rear muffler, refer to EXHAUST PIPES/MUFFLERS, SEPARATING .
- Align the exhaust system free of tension, refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
- Trim
- For the tail pipe
- Push all the way onto the tail pipe
- Suspended Mount
- Replace if damaged.
- Check pretension, refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
- Nut
- 23 Nm
- Rear Clamping Sleeve
- For individual replacement of double pipes and rear mufflers
- Before tightening, align exhaust system free of tension, refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
- Installed position, refer to Figure
- Tighten threaded connections evenly.
- Nut
- 23 Nm
- Bolt
- 23 Nm
- Suspended Mount
- Replace if damaged.