Overview - Exhaust Temperature Regulation

WARNING: This page is about a different variant/trim than selected.

Fig 1: Exploded View Of Emissions Control System, Vehicles With Particulate Filter

Courtesy of AUDI OF AMERICA, LLC

Post-Particulate Filter Temperature Sensor -G527- or Exhaust Gas Temperature Sensor 4 -G648-
- 45 Nm
- Designation in the wiring diagram depends on the model
- Removing and Installing. Refer to EXHAUST TEMPERATURE REGULATION COMPONENTS, REMOVING AND INSTALLING .
Nut
- 9 Nm
Pre-Particulate Filter Temperature Sensor -G506- or Exhaust Gas Temperature Sensor 3 -G495-
- 45 Nm
- Designation in the wiring diagram depends on the model
- Removing and Installing. Refer to EXHAUST TEMPERATURE REGULATION COMPONENTS, REMOVING AND INSTALLING .
Oxygen Sensor After Catalytic Converter -G130- with Heater for Oxygen Sensor 1 After Catalytic Converter -Z29- or Oxygen Sensor 1 After Catalytic Converter -GX7-
- Designation in the wiring diagram depends on the model
- Removing and Installing. Refer to OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER .
Heated Oxygen Sensor -G39- with Oxygen Sensor Heater -Z19- or Oxygen Sensor 1 Before Catalytic Converter -GX10-
- Designation in the wiring diagram depends on the model
- Removing and Installing. Refer to OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER .
Bolt
- Tightening specification. Refer to OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER
Exhaust Pressure Sensor 1 -G450-
- Removing and Installing. Refer to OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER .
Bolt
- Refer to OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER
Pressure Lines
Heat Shield
Nut
- Tightening specification. Refer to OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER
Bolt
- Tightening specification. Refer to OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER
Bolt
- Tightening specification. Refer to OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER
Bolt
- Tightening specification. Refer to OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER
Bolt
- Tightening specification. Refer to OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER
Bracket
- For the pressure line
Union Nut
- Tightening specification. Refer to OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER
Union Nut
- Tightening specification. Refer to OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER