Front Exhaust Pipe With Three Way Catalytic Converter (TWC) and Attachments

Exhaust Manifold, Front Exhaust Pipe With Three Way Catalytic Converter (TWC) And Attachments, Assembly Overview For Vehicles With Engine Codes AHA, ATQ







1. Heated Oxygen Sensor (HO2S) -G39- (Bank 1, right), 50 Nm
- Use ring spanner set for oxygen sensor 3337 for removal and installation
- Grease only threads with G 052 112 A3. G 052 112 A3 must not get into slots on sensor body.
2. 4-pin harness connector
- Black
- Mounted to bulkhead at right
- For Heated Oxygen Sensor (HO2S) -G39- and Oxygen Sensor (O2S) heater -Z19-
3. Right front exhaust pipe with catalytic converter
4. Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130- (Bank 1, right), 50 Nm
- Use ring spanner set for oxygen sensor 3337 for removal and installation
- Grease only threads with G 052 112 A3. G 052 112 A3 must not get into slots on sensor body.
5. 4-pin harness connector
- Green
- Mounted to bulkhead at right
- For Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130- and Oxygen Sensor (O2S) Heater 1 behind Three Way Catalytic Converter (TWC)) -Z29-
6. 25 Nm
7. Spacer sleeve
8. Bracket
9. Spring
10. Bolt
11. Oxygen Sensor (O2S) 2 Behind Three Way Catalytic Converter (TWC) -G131- (Bank 2, left), 50 Nm
- Use ring spanner set for oxygen sensor 3337 for removal and installation
- Grease only threads with G 052 112 A3. G 052 112 A3 must not get into slots on sensor body.
12. 4-pin harness connector
- Brown
- Mounted to bulkhead at right
- For Oxygen Sensor (O2S) 2 Behind Three Way Catalytic Converter (TWC) -G131- and Oxygen Sensor (O2S) Heater 2 behind Three Way Catalytic Converter (TWC)) -Z30-
13. To middle muffler
14. Left front exhaust pipe with catalytic converter
15. Heated Oxygen Sensor (HO2S) 2 -G108- (Bank 2, left), 50 Nm
- Use ring spanner set for oxygen sensor 3337 for removal and installation
- Grease only threads with G 052 112 A3. G 052 112 A3 must not get into slots on sensor body.
16. 4-pin harness connector
- Black
- Mounted to bulkhead at left
- For Heated Oxygen Sensor (HO2S) 2 -G108- and Oxygen Sensor (O2S) Heater 2 -Z28-
17. Upper heat shield
18. Lower heat shield
19. Left side exhaust manifold
20. Right side exhaust manifold
21. Seal
- Replace