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

Exhaust Manifold, Front Exhaust Pipe With Three Way Catalytic Converter (TWC) And Attachments (vehicles With Engine Code AVH)







1. Combination valve
2. 10 Nm
3. 25 Nm
4. 25 Nm
- Always replace
5. Heated Oxygen Sensor (HO2S) -G39-* bank 1, 50 Nm
- Component location: in front catalytic converter
- Only use "G 052 112 A3" to grease thread; do not let "G 052 112 A3" get onto slit of oxygen sensor
- Voltage supply of oxygen sensor heater via Fuel Pump (FP) relay -J17-
- Check oxygen sensor heater for Oxygen Sensor (O2S) before Three Way Catalytic Converter (TWC)
- Check Oxygen Sensor (O2S) and oxygen sensor control before Three Way Catalytic Converter (TWC)
6. Connector
- Black, 6-pin
- Terminals are gold-plated
- For Heated Heated Oxygen Sensor (HO2S) -G39- and Oxygen Sensor (O2S) heater -Z19-
- Component location: At right vehicle underside
7. 30 Nm
8. Connection tube
9. Connecting piece,35 Nm
10. 25 Nm
11. Support ring
12. Connector
- Brown, 4-pin
- Terminals 3 and 4 gold-plated
- For Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130- and Oxygen Sensor (O2S) Heater 1 (behind Three Way Catalytic Converter (TWC)) -Z29-
- Component location: At right vehicle underside
13. Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-* bank 1,50 Nm
- Component location: In rear catalytic converter
- Only use "G 052 112 A3" to grease thread; do not let "G 052 112 A3" get onto slit of oxygen sensor
- Voltage supply of oxygen sensor heater via Fuel Pump (FP) relay -J17-
- Check oxygen sensor heater for Oxygen Sensor (O2S) behind Three Way Catalytic Converter (TWC)
- Check Oxygen Sensor (O2S) and oxygen sensor control behind Three Way Catalytic Converter (TWC)
14. To front muffler
15. Front exhaust pipe with catalytic converter
- Check catalytic converter
16.. 40 Nm
- Always replace
17. Gasket
- Always replace
18. Exhaust manifold
19. Gasket
- Always replace
20. Heat shield