Overview - Exhaust Temperature Regulation

Fig 1: Exploded View Of Exhaust Temperature Regulation

Courtesy of AUDI OF AMERICA, LLC

1. Particulate Filter Differential Temperature Sensor -GX41-
   • There are different versions. Refer to the appropriate Electronic Parts Information.
   • Removing and Installing. Refer to EXHAUST TEMPERATURE REGULATION COMPONENTS, REMOVING AND INSTALLING .
2. Exhaust Gas Temperature Sensor 4 -G648-
   • Removing and Installing. Refer to EXHAUST TEMPERATURE REGULATION COMPONENTS, REMOVING AND INSTALLING .
   • 45 Nm
3. Exhaust Gas Temperature Sensor 3 -G495-
   • Removing and Installing. Refer to EXHAUST TEMPERATURE REGULATION COMPONENTS, REMOVING AND INSTALLING .
   • 45 Nm
4. Particulate Filter