Deutz-Fahr 1542: NOx Sensor After SCR Catalyst Indicates Value Below Lower Limit

The NOx sensor located after the SCR catalyst is reporting a value that is below the lower limit. This may indicate an issue with the sensor or the system's ability to properly process exhaust gases.

1. 1

   The NOx sensor after SCR catalyst

2. 2

   The affected circuit

1. 1

   Inspect

   Inspect the NOx sensor after SCR catalyst for physical damage or contamination.

2. 2

   Test

   Test the NOx sensor after SCR catalyst for proper operation using the appropriate diagnostic tools.

3. 3

   Check

   Check the affected circuit for any faults or disruptions that may be causing the low NOx value.