2.2.357. SPN 521025, FMI 31, EAT Monitoring: SCR catalyst calculated sulphur loading exceededΒΆ

Description

The SCR catalyst calculated sulphur load is very high

Possible causes are:

  • The used fuel has high sulphur content
  • The engine oil consumption is high

Reaction in EEM

The FC is stored and the warning lamp is activated. The CAN message indicates an active fault.

Solution

First save the error log and then do the procedure that follows:

  • Perform DPF regeneration to clean SCR catalyst from the sulphur
  • After DPF regeneration check the fuel quality and fill the tank with low content sulphur fuel according to Agco Power specification