Detroit DD16 EPA10 (2010-13) Fault Code: SPN 4335 FMI 31 (ACM) Silent Fault (No Dash Lamps Illuminated)

NOTE: This information indicates that the Aftertreatment Control Module (ACM) will initiate a Diesel Exhaust Fluid (DEF) metering unit flush procedure.

NOTE: This is a silent code indicating the DEF metering unit will perform a flush procedure.

NOTE: If 3361-7 is also active, repair 3361-7 first. If only code 4335-14 present, no need to do anything.