Deutz-Fahr P33AF-00: SCR System - DEF Not Defrosted After Legal Time Elapsed

The SCR system has detected that the DEF (Diesel Exhaust Fluid) has not been defrosted within the legally required time frame. This may affect the proper operation of the emissions control system.

1. 1

   The DEF system's heating mechanism

2. 2

   The DEF temperature sensors

3. 3

   The DEF storage tank and its insulation

1. 1

   Inspect the DEF system's heating mechanism

   Check for any signs of damage or malfunction in the heating component responsible for defrosting the DEF.

2. 2

   Test the DEF temperature sensors

   Verify that the temperature sensors are functioning correctly and providing accurate readings to the system.

3. 3

   Examine the DEF storage tank and its insulation

   Ensure that the DEF storage tank is properly insulated and that there are no leaks or damage that could affect the defrosting process.