Skip to content

Telegram : @Diezel365

Detroit DD15 EPA10 (2010-13) Fault Code: SPN 3361 FMI 8 (ACM) Diesel Exhaust Fluid Metering Unit – Exceeding Unclog Attempts

DESCRIPTION:
Diesel exhaust fluid (DEF) unit – exceeding unclog attempts.

MONITORED PARAMETER:
1. DEF pressure.
2. DEF air pressure.

TYPICAL ENABLING CONDITIONS:
Dosing enabled

MONITOR SEQUENCE:
SPN 4335/FMI 14 and 31 active.

EXECUTION FREQUENCY:
Continuous when enabling conditions met.

DASH LAMPS:
1. MIL
2. CEL

ENGINE REACTION:
Derate 25%

VERIFICATION:
Selective catalyst reduction (SCr) quantity test.

PROBABLE CAUSES:
1. Failed DEF pressure sensor.
2. DEF metering unit air inlet restricted.
3. Flush the DEF system.
4. Failed diffuser heater.
5. Failed DEF nozzle.
6. Failed supply hose for DEF.

Detroit DD15 EPA10 (2010-13) Fault Code: SPN 3361 FMI 7 (ACM) Diesel Exhaust Fluid Metering Unit – Unable to Clear Restriction
Detroit DD15 EPA10 (2010-13) Fault Code: SPN 3361 FMI 5 (ACM) Diesel Exhaust Fluid Dosing Valve Circuit Failed Open
Detroit DD15 EPA10 (2010-13) Fault Code: SPN 3361 FMI 4 (ACM) Diesel Exhaust Fluid Metering Valve Circuit Failed Low
Detroit DD15 EPA10 (2010-13) Fault Code: SPN 3361 FMI 3 (ACM) Diesel Exhaust Fluid Dosing Valve Circuit Failed High
Detroit DD15 EPA10 (2010-13) Fault Code: SPN 3361 FMI 1 (ACM) Diesel Exhaust Fluid Pressure Duty Cycle Low
Detroit DD15 EPA10 (2010-13) Fault Code: SPN 3361 FMI 0 (ACM) Diesel Exhaust Fluid Pressure Duty Cycle High