Exhaust Manifold/Front Exhaust Pipe With Catalytic Converter and Attachments, Assembly Overview

Exhaust Manifold, Front Exhaust Pipe With Catalytic Converter And Attachments, Assembly Overview

Engines with two oxygen sensors

1. Turbocharger
2. Seal for front exhaust pipe
3. Front exhaust pipe with catalytic converter
4. Heated Oxygen Sensor (HO2S) -G39-, 50 Nm
- In front exhaust pipe
- Grease only threads with G 052 112 A3; G 052 112 A3 must not get into sensor slots
- Remove and install with ring spanner set 3337
5. 6-pin connector
- For Heated Oxygen Sensor (HO2S) -G39- and Oxygen Sensor (O2S) heater -Z19-
- Contacts are gold plated
- On underside of vehicle on right
6. 4-pin connector
- For Oxygen Sensor (O2S (in Center Three Way Catalytic Converter (TWC), Bank 1 -G465- and Oxygen Sensor (O2S) Heater - Center Three Way Catalytic Converter (TWC) -Z59-
- Contacts 3 and 4 are gold-plated
- On underside of vehicle on right
7. Oxygen Sensor (O2S (in Center Three Way Catalytic Converter (TWC), Bank 1 -G465-, 50 Nm
- In catalytic converter
- Grease only threads with G 052 112 A3; G 052 112 A3 must not get into sensor slots
- Remove and install with ring spanner set 3337
8. 4-pin connector
- For Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130- and Oxygen Sensor (O2S) Heater 1 (behind Three Way Catalytic Converter (TWC)) -729-
- Contacts 3 and 4 are gold-plated
- On underside of vehicle on right
9. Oxygen Sensor (O2S) Behind Three Way Catalytic Converter -G130-, 50 Nm
- Grease only threads with G 052 112 A3; G 052 112 A3 must not get into sensor slots
- Remove and install with ring spanner set 3337
10. To front muffler
11. 40 Nm