Code SPN FMI Blink Code Error Identification
857 523613 0 1-3-4
Rail pressure metering unit, Rail pressure disrupted. Maximum positive
deviation of rail pressure exceeded.
858 523613 0 1-3-4
Rail pressure metering unit, Rail pressure disrupted. Maximum positive
deviation of rail pressure in metering unit exceeded (RailMeUn1).
859 523613 0 1-3-4
Rail pressure metering unit, Rail pressure below the target range.
(RailMeUn2)
Railsystem leakage detected.(RailMeUn10)
861 523613 1 1-3-4
Rail pressure metering unit, Minimum rail pressure exceeded (RailMeUn3).
Negative deviation of rail pressure second stage (RailMeUn22).
862 523613 0 1-3-4 Rail pressure metering unit, Maximum rail pressure exceeded.
864 523613 2 1-3-4
Rail pressure metering unit, Setpoint of metering unit in overrun mode not
plausible.
865 523613 0 1-3-4 Setpoint of metering unit in overrun mode not plausible.
874 157 0 1-4-7 Rail pressure raw value is intermittent. No detailed information!
875 157 1 1-4-7 rail pressure raw value is above maximum offset. No detailed information!
876 523470 7 1-4-6 Maximum rail pressure exceeded (PRV).
877 157 3 1-4-7 Sensor error rail pressure. Sensor voltage above upper limit.
878 157 4 1-4-7 Sensor error rail pressure. Sensor voltage below lower limit.
881 523633 11 1-4-9 Longterm adaption factor below threshold.
882 523633 11 1-4-9 Nox conversion rate insufficient (SCR-Cat defect, bad DEF quality).
883 523633 11 1-4-9
Nox conversion rate insufficient (SCR-Cat defect, bad DEF quality);
temperature range 1
887 3234 11 1-8-4 DFC for plausibility error Min for NOx sensor downstream of SCR Cat.
889 3224 1 1-8-5 DFC for plausibility error Max for NOx sensor upstream of SCR Cat.
892 4345 11 2-3-6 Sensor backflow line pressure (SCR); plausibility error.
893 4343 11 8-7-1
SCR Monitoring; Pressure stabilisation error, general pressure check error
(SCR).
894 4374 13 8-7-2 Pressure stabilisation error dosing valve (SCR).
897 523632 16 8-7-5 Pump pressure SCR metering unit too high.
898 523632 18 8-7-6 Pump pressure SCR metering unit too low.
899 523632 0 8-7-7 Pressure overload of SCR-System.
900 523632 1 8-7-8 Pressure build-up error SCR-System.
903 4365 0 8-8-1 DEF tank temperature too high.
905 3241 0 8-8-3 Sensor SCR catalyst upstream temperature too high; plausibility error.
908 3361 7 8-8-6 DEF dosing valve blocked (SCR).
914 523720 2 1-4-8 DEF supply module heater temperature; plausibility error (normal condition).
915 523720 2 1-4-8
Sensor DEF supply module heater temperature; plausibility error (cold start
condition).
1513AA-11