Overview - Heated Oxygen Sensor, Vehicles With A Turbocharger With A SCR-System
WARNING: This page is about a different car, the 2015 Audi A7 Quattro and 2014 Audi A7 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
- Nut
- 2 Nm
- NOx Sensor 2 -G687- with NOx Sensor Control Module 2 -J881-
- NOx Sensor 2 -G687- tightening specification: 52 Nm
- Removing and installing, refer to NOx Sensor 2 -G687-, REMOVING AND INSTALLING .
- Front Exhaust Pipe
- Particulate Filter
- Exhaust Gas Temperature Sensor 3 -G495-
- Removing and installing, refer to EXHAUST GAS TEMPERATURE SENSOR 3 -G495-, REMOVING AND INSTALLING, VEHICLE WITH TWO TURBOCHARGERS .
- Heated Oxygen Sensor -G39- with Oxygen Sensor Heater -Z19-
- 52 Nm
- Component location, refer to Fig 2
- Removing and installing, refer to HEATED OXYGEN SENSOR -G39-, REMOVING AND INSTALLING, VEHICLES WITH A TURBOCHARGER .
- Coat new oxygen sensors with an assembly paste
- Only the thread may be coated with hot bolt paste on a used oxygen sensor .
- Assembly paste or hot bolt paste must not enter the slots on the sensor body.
- NOx Sensor -G295- with NOx Sensor Control Module -J583-
- NOx Sensor - G295- tightening specification: 52 Nm
- Only installed on vehicles with engine code CPNB
- Removing and installing, refer to NOx SENSOR -G295-, REMOVING AND INSTALLING, VEHICLES WITH A TURBOCHARGER .
- Coat the thread with hot bolt paste .
- Nut
- 2 Nm
- Only installed on vehicles with engine code CPNB
- Exhaust Gas Temperature Sensor 2 -G448-
- Only installed on vehicles with engine code CPNB
- Component location, refer to Fig 2
- Removing and installing, refer to EXHAUST GAS TEMPERATURE SENSOR 2 -G448-, INSTALLING AND REMOVING, VEHICLES WITH A TURBOCHARGER .
- Exhaust Pressure Sensor 1 -G450- Pressure Line
- 45 Nm
- Insert it into the particulate filter, clip it into the bracket and then tighten it
- Bolt
- 4 Nm
- Differential Pressure Sensor -G505-
- Removing and installing, refer to Differential Pressure Sensor -G505-, REMOVING AND INSTALLING .
- Exhaust Gas Temperature Sensor 4 -G648-
- Removing and installing, refer to EXHAUST GAS TEMPERATURE SENSOR 4 -G648-, INSTALLING AND REMOVING, VEHICLES WITH A TURBOCHARGER .
- Turbocharger
- Exhaust Gas Temperature Sensor 1 -G235-
- Removing and installing, refer to EXHAUST GAS TEMPERATURE SENSOR 1 -G235-, INSTALLING AND REMOVING, VEHICLES WITH A TURBOCHARGER .
- SCR Catalytic Converter
- Particulate Sensor -G784-
- Only installed on vehicles with engine code CPNB
- Removing and installing, refer to PARTICULATE SENSOR -G784-, REMOVING AND INSTALLING .
- Nut
- Tightening specification -item 18- in OVERVIEW - EXHAUST TEMPERATURE CONTROL, VEHICLES WITH A TURBOCHARGER WITH A SCR-SYSTEM .
- Exhaust Gas Temperature Sensor 3 -G495-
- Exhaust Gas Temperature Sensor 2 - G448- (engine code CPNB only)
- NOx Sensor -G295-
- Heated Oxygen Sensor -G39-
- Connector for the Exhaust Gas Temperature Sensor 2 - G448- (engine code CPNB only)
- Exhaust Gas Temperature Sensor 3 -G495- connector
- Heated Oxygen Sensor -G39- connector