Diesel fault codes

Look up OBD-II and SAE J1939 diesel fault codes — what each one means, likely causes, and how urgent it is.

All scr · 15 dpf · 14 sensor · 11 fuel · 7 egr · 5 turbo · 5 emissions · 2 glow · 1

emissions codes

SPN 110 / FMI 0

Engine Coolant Temperature — Above Normal (Most Severe)

emissionsCritical

Coolant Temp Below Thermostat Regulating Temp