Deutz-Fahr P1003-00: NOx Sensor (Downstream SCR) - Short Circuit

The fault code indicates a short circuit in the NOx sensor located downstream of the Selective Catalytic Reduction (SCR) system. This condition may affect the proper functioning of the emissions control system.

1. 1

   The wiring and connections of the NOx sensor (downstream SCR)

2. 2

   The integrity of the NOx sensor (downstream SCR) itself

1. 1

   Inspect the wiring and connections

   Check for any damage, corrosion, or loose connections in the wiring and connectors of the NOx sensor (downstream SCR).

2. 2

   Test the NOx sensor (downstream SCR)

   Use a multimeter to test the resistance or continuity of the NOx sensor (downstream SCR) according to the service manual specifications.