Overview - Exhaust Temperature Control, Vehicles With A Turbocharger With A SCR-System, Version 1

WARNING: This page is about a different car, the 2016 Audi A7 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Exhaust Temperature Control Exploded View (W/ A Turbocharger W/ A SCR-System, Version 1)

Courtesy of AUDI OF AMERICA, LLC

Nut
- Tightening specification. Refer to -Item 1- OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH A TURBOCHARGER WITH A SCR-SYSTEM, VERSION 1 => List Item: Nut .
NOx Sensor 2 -G687- with NOx Sensor Control Module 2 -J881-
- Removing and installing. Refer to NOx Sensor 2 -G687-, REMOVING AND INSTALLING, VEHICLES WITH A TURBOCHARGER WITH SELECTIVE CATALYTIC REDUCTION SYSTEM VERSION 1 .
Front Exhaust Pipe
Particulate Filter
Exhaust Gas Temperature Sensor 3 -G495-
- 45 Nm
- Removing and installing. Refer to Exhaust Gas Temperature Sensor 3 -G495-, REMOVING AND INSTALLING, VEHICLES WITH A TURBOCHARGER .
- Coat the thread with hot bolt paste.
Heated Oxygen Sensor -G39- with Oxygen Sensor Heater -Z19-
- Removing and installing. Refer to Heated Oxygen Sensor -G39-, REMOVING AND INSTALLING, VEHICLES WITH A TURBOCHARGER .
NOx Sensor -G295- with NOx Sensor Control Module -J583-
- Only installed on vehicles with engine code CPNB
- Removing and installing. Refer to NOx Sensor -G295-, REMOVING AND INSTALLING, VEHICLES WITH A TURBOCHARGER .
Nut
- Tightening specification. Refer to -Item 8- OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH A TURBOCHARGER WITH A SCR-SYSTEM, VERSION 1 => List Item: Nut .
Exhaust Gas Temperature Sensor 2 -G448-
- 45 Nm
- Only installed on vehicles with engine code CPNB
- Removing and installing. Refer to Exhaust Gas Temperature Sensor 2 -G448-, INSTALLING AND REMOVING, VEHICLES WITH A TURBOCHARGER .
Differential Pressure Sensor -G505- Pressure Pipe
- 45 Nm
- Insert it into the particulate filter, clip it into the bracket and then tighten it.
Bolt
- Tightening specification. Refer to -Item 11- OVERVIEW - HEATED OXYGEN SENSOR, VEHICLES WITH A TURBOCHARGER WITH A SCR-SYSTEM, VERSION 1 => List Item: Bolt .
Differential Pressure Sensor -G505-
- Removing and installing. Refer to Differential Pressure Sensor -G505-, REMOVING AND INSTALLING .
Exhaust Gas Temperature Sensor 4 -G648-
- 45 Nm
- Removing and installing. Refer to Exhaust Gas Temperature Sensor 4 -G648-, INSTALLING AND REMOVING, VEHICLES WITH A TURBOCHARGER .
- Coat the thread with hot bolt paste.
Turbocharger
Exhaust Gas Temperature Sensor 1 -G235-
- 45 Nm
- Removing and installing. Refer to Exhaust Gas Temperature Sensor 1 -G235-, INSTALLING AND REMOVING, VEHICLES WITH A TURBOCHARGER .
- Coat the thread with hot bolt paste.
SCR Catalytic Converter
Particulate Sensor -G784-
- 52 Nm
- Only installed on vehicles with engine code CPNB
- Removing and installing. Refer to Particulate Sensor -G784-, REMOVING AND INSTALLING .
- Coat the thread with hot bolt paste.
Nut
- 2 Nm