Overview - Exhaust Temperature Regulation

WARNING: This page is about a different car, the 2020 Audi A3, 2019 Audi A3, and 2018 Audi A3. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Exploded View Of Exhaust Temperature Regulation (AWD Vehicle)

Courtesy of AUDI OF AMERICA, LLC

Post-Particulate Filter Temperature Sensor -G527-
- 45 Nm
- Removing and Installing. Refer to EXHAUST TEMPERATURE REGULATION COMPONENTS, REMOVING AND INSTALLING .
Nut
- 9 Nm
Pre-Particulate Filter Temperature Sensor -G506-
- 45 Nm
- Removing and Installing. Refer to EXHAUST GAS TEMPERATURE SENSOR, REMOVING AND INSTALLING, FWD VEHICLES .
Oxygen Sensor after Catalytic Converter -G130- and Heater for Oxygen Sensor 1 after Catalytic Converter -Z29-
- Removing and Installing. Refer to -4- OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER .
Heated Oxygen Sensor -G39- and Oxygen Sensor Heater -Z19-
- Removing and Installing. Refer to -5- OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER .
Bolt
- Tightening specification -6- OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER
Exhaust Pressure Sensor 1 -G450-
- Removing and Installing. Refer to -7- OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER .
Bolt
- Tightening specification -8- OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER
Pressure Lines
Heat Shield
Nut
- Tightening specification -11- OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER
Bolt
- Tightening specification -12- OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER
Bolt
- Tightening specification -13- OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER
Bolt
- Tightening specification -14- OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER
Bolt
- Tightening specification -15- OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER
Bracket
- For the pressure line
Union Nut
- Tightening specification -17- OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER
Union Nut
- Tightening specification -18- OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH PARTICULATE FILTER