All Wheel Drive
Exhaust system components, overview, (All Wheel Drive vehicles)
1. 23 Nm
2. Support ring
^ Replace if damaged
3. Center muffler
^ Factory-installed with rear muffler as one unit. If repair is necessary, replace separately
^ Cutting point, Refer to Muffler, Service and Repair
^ Install exhaust system free of stress
4. 27 Nm
^ Always replace
5. Exhaust manifold
^ For cylinder bank 1 (right)
^ Removing and installing, Refer to Exhaust Manifold, Service and Repair
6. Gasket
^ Always replace
7. Oxygen sensor - 55 Nm
^ Before catalytic converter
^ For cylinder bank 1 (right)
^ Only grease threads with "G 052 1 12 A3", do NOT allow grease to get into slots on sensor body
8. Oxygen sensor - 55 Nm
^ Before catalytic converter
^ For cylinder bank 2 (left)
^ Only grease threads with "G 052 1 12 A3", do NOT allow grease to get into slots on sensor body
9. Exhaust manifold
^ Cylinder bank 2 (left)
^ Removing and installing, Refer to Exhaust Manifold, Service and Repair
10. Gasket
^ Always replace
11. 27 Nm
^ Always replace
12. Oxygen sensor - 55 Nm
^ Behind catalytic converter
^ For cylinder bank 2 (left)
^ Only grease threads with "G 052 1 12 A3", do NOT allow grease to get into slots on sensor body
13. Front exhaust pipe with catalytic converter
^ For cylinder bank 2 (left)
^ With decoupling element
^ Decoupling element must not be bent more than 10° otherwise it may be damaged
^ Protect from hit- and impact stress
^ Install exhaust system free of stress
^ Individual mounting components for vehicles with manual transmission, Refer to Fig 4
^ Individual mounting components for vehicles with automatic transmission 01V , Refer to Fig 6
^ Vehicles with manual transmission, removing and installing, Refer to Exhaust Pipe, Service and Repair
^ Vehicles with automatic transmission 01V, removing and installing, Refer to Exhaust Pipe, Service and Repair
14. Front clamping sleeve
^ Before tightening ensure exhaust system is free of stress
^ Installation position, Refer to Fig 1
^ Tighten bolts evenly
15. 40 Nm
16. Oxygen sensor - 55 Nm
^ Behind catalytic converter
^ For cylinder bank 1 (right)
^ Only grease threads with "G 052 1 12 A3", do NOT allow grease to get into slots on sensor body
17. Front exhaust pipe with catalytic converter
^ For cylinder bank 1 (right)
^ With decoupling element
^ Decoupling element must not be bent more than 10°- otherwise it may be damaged
^ Protect from hit- and impact stress
^ Install exhaust system free of stress
^ Individual mounting components for vehicles with manual transmission - PAL 3, Refer to Fig 3
^ Individual mounting components for vehicles with automatic transmission 01V, Refer to Fig 5
^ Vehicles with manual transmission, removing and installing, Refer to Exhaust Pipe, Service and Repair
^ Vehicles with automatic transmission 01V, removing and installing, Refer to Exhaust Pipe, Service and Repair
18. Rear muffler
^ For left side of vehicle
^ Factory-installed with center muffler as one unit. If repair is necessary, replace separately
^ Cutting point, Refer to Muffler, Service and Repair
^ Replacing end pipes, Refer to Fig 9
^ Install exhaust system free of stress
19. Support ring
^ Replace if damaged
20. 23 Nm
21. Rear muffler
^ For right side of vehicle
^ Factory-installed with center muffler as one unit. If repair is necessary, replace separately
^ Cutting point, Refer to Muffler, Service and Repair
^ Replacing end pipes, Refer to Fig 9
^ Install exhaust system free of stress
22. 23 Nm
23. 40 Nm
24. Rear clamping sleeve
^ Used when center or rear muffler is replaced separately.
^ Before tightening ensure exhaust system is free of stress
^ Installation position, Refer to Fig 2
^ Tighten bolts evenly
Fig. 1 Installed position of front clamping sleeves
^ Install double clamps so that the bolt ends do not project over lower edge of double clamp.
^ Threaded connections face each other
Fig. 2 Installed position of rear clamping sleeves
^ Install double clamps so that the bolt ends do not project over lower edge of double clamp.
^ Threaded connections face outward
Fig. 3 Individual left mounting components for vehicles with manual transmission
1. Self-locking nut (25 Nm)
2. Spacer sleeve
3. Strap
4. Buffer
5. Spacer sleeve
6. Bolt (25 Nm)
7. Washer
8. Compression spring
9. Spacer sleeve
Fig. 4 Individual right mounting components for vehicles with manual transmission
1. Spacer sleeve
2. Strap
3. Compression spring
4. Washer
5. Bolt (25 Nm)
6. Spacer sleeve
7. Buffer
8. Spacer sleeve
9. Self-locking nut (25 Nm)
Fig. 5 Individual left mounting components for vehicles with automatic transmission 01V
1. Bolt (25 Nm)
2. Heat shield for selector lever cable
3. Spacer sleeve
4. Buffer
5. Strap
6. Spacer sleeve
7. Pivot
8. Self-locking nut (25 Nm)
9. Compression spring
10. Spacer sleeve
11. Washer
Fig. 6 Individual right mounting components for vehicles with automatic transmission 01V
1. Washer
2. Bolt (25 Nm)
3. Spacer sleeve
4. Buffer
5. Strap
6. Spacer sleeve
7. Self-locking nut (25 Nm)
8. Compression spring
9. Spacer sleeve
Fig. 7 Individual left mounting components for vehicles with automatic transmission 01J
1. Bolt (25 Nm)
2. Washer
3. Compression spring
4. Spacer sleeve
5. Self-locking nut (25 Nm)
6. Bolt (25 Nm)
7. Spacer sleeve
8. Buffer
9. Strap
10. Spacer sleeve
Fig. 8 Individual right mounting components for vehicles with automatic transmission 01J
1. Self-locking nut (25 Nm)
2. Bolt (25 Nm)
3. Spacer sleeve
4. Buffer
5. Strap
6. Spacer sleeve
7. Bolt (25 Nm)
8. Washer
9. Compression spring
10. Spacer sleeve
Fig. 9 Replacing end pipe
WARNING: Wear protective glasses.
^ Using VAG1523 saw, cut end pipe -1- at cutting point -C- at right angle.
^ Connect end pipe -3- up to marking -A-, so that the slot on end pipe lines up with marking -B- on cover.
^ Tighten mounting bolt of clamp -2- to 25 Nm.