Connect G-Scan 3 device to Benz Sprinter OBD port,then enter menu to select “Diagnosis”
Select “MERCEDES BENZ”–>”Automatic Selection”
After vehicle identification,just click “OK”
Select “Supercharge mode System search” and click “OK”
Then it will start system searching,wait progress
Then select “ME/CDI/CNG-Engine control unit”
Select “Special Function”
Select “Initialization after replacement for NOx sensor”
This function is required after replacing NOx sensor 1 or 2.
Combustion engine AT STANDSTIL
Press [OK] to continue
Function is in progress,please wait
These values are from upstream and downstream NOx sensor.
Please refer to the service manual regarding specification values
Press [OK] and function is completed!