FWD

Parts Of Exhaust System, Assembly Overview: Vehicles With Front Wheel Drive (FWD)







1. 30 Nm
- Replace
- Coat thread with hot bolt paste G 052 112 A3
2. Exhaust manifold
- With turbocharger.
3. Seal
- Replace
4. Heated Oxygen Sensor (HO2S) G39, 50 Nm
- Use Ring Spanner 7-Piece Set 3337 for removal and installation
- If sealing ring is damaged, cut open and replace it
- Only use hot bolt paste G 052 112 A3 to grease thread; do not let hot bolt paste G 052 112 A3 get onto slits of oxygen sensor body
5. Catalytic converter
6. Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) G130
- Use Ring Spanner 7-Piece Set 3337 for removal and installation
- If sealing ring is damaged, cut open and replace it
- Only use hot bolt paste G 052 112 A3 to grease thread; do not let hot bolt paste G 052 112 A3 get onto slits of oxygen sensor body
7. 25 Nm
- Replace
- Coat thread with hot bolt paste G 052 112 A3
8. Marking
- 3x around circumference
9. Suspended mount
- With retaining ring
10. Suspended mount
11. 25 Nm
12. Rear muffler
- As standard, centre and rear mufflers are installed as a single component. Replacement center and rear mufflers are supplied separately, connection with a double clamp.
- Removing and installing:
- Cut at right angle through connecting pipe at separation point using a Body Repair Saw, e.g. V.A.G 1523 A.
13. Dimension - a - approx. 7 to 9 mm
- Exhaust system must be cold
- -Arrow- indicates direction of travel
14. Bolt head must face fuel tank
15. Angle-alpha-: 30 ±5 degrees
16. End of screw must not extend below double clamp
- Double clamp viewed in direction of travel
17. Angle-Beta-: 10 +5 degrees
18. Separating point
- Approx. 160 to 180 mm in front of rear muffler, marked by a recess in pipe
19. Repair double clamp
- Fasten evenly to 40 Nm
20. Center muffler
21. Double clamp
- Fasten evenly to 40 Nm
22. Decoupling element
- Max. flex: 10 degrees
23. Suspended mount
- Individual components
24. Front exhaust pipe
25. 30 Nm
- Replace
- Coat thread with hot bolt paste G 052 112 A3
26. Washer







Individual components of mounting
1. Shackle with buffer
2. Exhaust pipe
3. Washer
4. Hex bolt, 25 Nm
5. Self-locking nut, 25 Nm
6. Spacer sleeve
7. Spring
8. Hex bolt