DESCRIPTION:
Diesel oxidation catalyst (DOC) inlet /outlet pressure not plausible.
MONITORED PARAMETER:
Exhaust pressure
TYPICAL ENABLING CONDITIONS:
Always on
MONITOR SEQUENCE:
None
EXECUTION FREQUENCY:
Continuous when enabling conditions met.
TYPICAL DURATION:
Two seconds
DASH LAMPS:
MIL
ENGINE REACTION:
None
VERIFICATION:
Parked regeneration
PROBABLE CAUSES:
1. DOC inlet pressure sensor.
2. DPF outlet pressure sensor.
3. Check all electrical connections upstream of the ECM.
4. DOC pressure sensor tube plugged.
5. DOC pressure sensor elbow plugged.
6. Perform stationary regen.
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 3251 FMI 20 (ACM) Diesel Oxidation Catalyst Inlet Pressure – Not Plausible
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 3251 FMI 16 (ACM) Diesel Particulate Filter Pressure Out of Range High
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 3251 FMI 1 (ACM) Diesel Particulate Filter Pressure Out of Range Low
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 3251 FMI 0 (ACM) Diesel Particulate Filter Pressure Out of Range Very High
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 3250 FMI 31 (ACM) Abnormal Diesel Oxidation Catalyst Temperature Rise
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 3250 FMI 20 (ACM) Diesel Oxidation Catalyst Temperature Drift – Inlet Low or Outlet High