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Electrical System Fault Codes 926 927 928 929 930 931 932 935 936 937 940 941 942 943 944 945 946 947 948 956 957 958 959 960 961 963 965 967 969 970 971 972 973 974 975 976 980 981 982 983 984 986 989 994 9-48 SPN Codes 523720 523721 523722 523722 523721 523721 29 91 29 29 91 29 523921 3532 523921 3532 1079 1080 523601 677 677 677 677 677 677 523922 523922 523922 624 624 624 624 523612 523612 523612 91 523550 172 172 172 523921 523921 523921 105 FMI Codes 8 11 8 8 8 8 3 3 3 4 4 4 3 3 4 4 13 13 13 3 4 5 12 3 4 5 3 4 5 12 3 4 14 14 14 11 12 3 4 2 11 0 1 3 Deutz Description Urea supply module heater temperature; duty cycle in invalid range Urea supply module temperature measurement not available Urea supply module PWM signal; period outside valid range Detect faulty PWM signal from Supply Module Urea supply module temperature; duty cycle in failure range Urea supply module temperature; duty cycle in invalid range Hand throttle idle validation switch; short circuit to battery Sensor error accelerator pedal; signal range check high Sensor error hand throttle; signal range check high Hand throttle idle validation switch; short circuit to ground Sensor error accelerator pedal; signal range check low Sensor error hand throttle sensor; signal range check low Sensor error burner temperature; signal range check high Sensor error urea tank level; signal range check high Sensor error burner temperature; signal range check low Sensor error urea tank level; signal range check low Sensor supply voltage monitor 1 error (ECU) Sensor supply voltage monitor 2 error (ECU) Sensor supply voltage monitor 3 error (ECU) Starter relay high side; short circuit to battery Starter relay high side; short circuit to ground Starter relay; no load error Starter relay; power stage over temperature Starter relay low side; short circuit to battery Starter relay low side; short circuit to ground Burner shut off valve; open load Burner shut of valve; short circuit to battery Burner shut of valve; short circuit to ground SVS lamp; open load SVS lamp; power stage over temperature SVS lamp; short circuit to battery SVS lamp; short circuit to ground Software reset CPU SWReset 0 Software reset CPU SWReset 1 Software reset CPU SWReset 2 Plausibility error between APPl and APP2 or APPl and idle switch T50 start switch active for too long Sensor error intake air; signal range check high Sensor error intake air sensor; signal range check low Intake air sensor; plausibility error Sensor burner temperature; plausibility error Physical range check high for burner temperature Physical range check low for burner temperature Sensor error charged air temperature; signal range check high G5-18A, 2505H, 25.5
