Overview - Muffler, Vehicles With Two Rear Mufflers: Notes
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2017 Audi A5 Quattro, 2016 Audi A5 Quattro, 2015 Audi A5 Quattro, 2014 Audi A5 Quattro, and 2013 Audi A5. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
The exhaust manifold and turbocharger are one component; Removing and installing. Refer To TURBOCHARGER .
- Gasket
- Always replace
- Heated Oxygen Sensor -G39- and Oxygen Sensor Heater -Z19-
- Removing and installing. Refer To HEATED OXYGEN SENSOR -G39-, REMOVING AND INSTALLING .
- Oxygen Sensor after Catalytic Converter -G130- and Heater for Oxygen Sensor 1 after Catalytic Converter -Z29-
- Removing and installing. Refer To OXYGEN SENSOR AFTER CATALYTIC CONVERTER -G130-, REMOVING AND INSTALLING .
- Catalytic Converter
- Protect Catalytic Converter From Shocks And Impact Stress
- Removing And Installing. Refer To CATALYTIC CONVERTER, REMOVING AND INSTALLING .
- Exhaust System, Installing Without Tension. Refer To EXHAUST SYSTEM, INSTALLING FREE OF TENSION, VEHICLES WITH TWO REAR MUFFLERS .
- Front Muffler
- With A Coupling
- 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
- Removing And Installing. Refer To FRONT EXHAUST PIPE, REMOVING AND INSTALLING .
- Exhaust System, Installing Without Tension. Refer To EXHAUST SYSTEM, INSTALLING FREE OF TENSION, VEHICLES WITH TWO REAR MUFFLERS .
- Front Clamping Sleeve
- Before Tightening, Align The Exhaust System Without Tension. Refer To EXHAUST SYSTEM, INSTALLING FREE OF TENSION, VEHICLES WITH TWO REAR MUFFLERS .
- Installation Position. Refer To Figure.
- Tighten The Threaded Connections Evenly
- Nut
- 23 Nm
- Center Muffler
- Original Equipment As One Unit With Rear Mufflers. If A Repair Is Required Replace Each Separately
- For Removal, Remove The Diagonal Braces. Refer To Figure
- Separating Point. Refer To EXHAUST PIPES/MUFFLERS, SEPARATING, VEHICLES WITH TWO REAR MUFFLERS .
- Exhaust System, Installing Without Tension. Refer To EXHAUST SYSTEM, INSTALLING FREE OF TENSION, VEHICLES WITH TWO REAR MUFFLERS .
- Left Rear Clamping Sleeve
- For Individual Replacement Of The Center And Rear Mufflers
- Installation Position. Refer To Figure.
- Before Tightening, Align The Exhaust System Without Tension. Refer To EXHAUST SYSTEM, INSTALLING FREE OF TENSION, VEHICLES WITH TWO REAR MUFFLERS .
- Tighten Threaded Connections Evenly.
- Left Rear Muffler
- Original Equipment As One Unit With Center Muffler And Tailpipe
- For Removal, Remove The Diagonal Braces. Refer To Figure
- Replace The Center Mufflers, The Rear Muffler And The Tail Pipe Individually
- Separating Point Between The Center And Rear Muffler. Refer To EXHAUST PIPES/MUFFLERS, SEPARATING, VEHICLES WITH TWO REAR MUFFLERS .
- Separating Point Between The Rear Muffler And The Tailpipe. Refer To TAIL PIPES, REPLACING, VEHICLES WITH TWO REAR MUFFLERS .
- Exhaust System, Installing without Tension. Refer To EXHAUST SYSTEM, INSTALLING FREE OF TENSION, VEHICLES WITH TWO REAR MUFFLERS .
- Tail Pipe
- Original Equipment As One Unit With The Rear Muffler. If A Repair Is Required Replace Each Separately
- Separating Point. Refer To TAIL PIPES, REPLACING, VEHICLES WITH TWO REAR MUFFLERS .
- Aligning. Refer To EXHAUST SYSTEM, INSTALLING FREE OF TENSION, VEHICLES WITH TWO REAR MUFFLERS .
- Clamp
- 23 Nm
- Mount
- Replace If Damaged
- Check The Pretension. Refer To EXHAUST SYSTEM, INSTALLING FREE OF TENSION, VEHICLES WITH TWO REAR MUFFLERS .
- Nut
- 20 Nm
- Always Replace
- Nut
- 23 Nm
- Right Rear Muffler
- Original Equipment As One Unit With Center Muffler And Tailpipe
- For Removal, Remove The Diagonal Braces. Refer To Figure
- Replace The Center Mufflers, The Rear Muffler And The Tail Pipe Individually
- Separating Point Between The Center And Rear Muffler. Refer To EXHAUST PIPES/MUFFLERS, SEPARATING, VEHICLES WITH TWO REAR MUFFLERS .
- Separating Point Between The Rear Muffler And The Tailpipe. Refer To TAIL PIPES, REPLACING, VEHICLES WITH TWO REAR MUFFLERS .
- Exhaust System, Installing Without Tension. Refer To EXHAUST SYSTEM, INSTALLING FREE OF TENSION, VEHICLES WITH TWO REAR MUFFLERS .
- Right Rear Clamping Sleeve
- Tighten Threaded Connections Evenly.
- For Individual Replacement Of The Center And Rear Mufflers
- Installation Position. Refer To Figure.
- Before Tightening, Align The Exhaust System Without Tension. Refer To EXHAUST SYSTEM, INSTALLING FREE OF TENSION, VEHICLES WITH TWO REAR MUFFLERS .
- Bolt
- 20 Nm
- Always Replace
- Mount
- Replace If Damaged
- Check The Pretension. Refer To EXHAUST SYSTEM, INSTALLING FREE OF TENSION, VEHICLES WITH TWO REAR MUFFLERS .
- Seal
- Always Replace
- Nut
- 25 Nm
- Nut
- 40 Nm
- Always Replace
- Coat Turbocharger Stud Bolts With Hot Bolt Paste.
- Hot Bolt Paste.