Detroit DD15 GHG14 (2014-16) Fault Code: SPN 4360 FMI 20 (ACM) Selective Catalyst Reduction Inlet Temperature Sensor Drift High in Range

DESCRIPTION:
Selective Catalyst Reduction (SCR) inlet temperature sensor drift high in range.

MONITORED PARAMETER:
SCR inlet temperature.

TYPICAL ENABLING CONDITIONS:
1. Non regen.
2. Coolant is greater than 60°C (140°F).
3. Exhaust mass flow greater than 600kg/h.

MONITOR SEQUENCE:
None

EXECUTION FREQUENCY:
Continuous when enabling conditions met.

TYPICAL DURATION:
60 seconds

DASH LAMPS:
MIL

ENGINE REACTION:
None

VERIFICATION:
Parked regeneration

PROBABLE CAUSES:
1. SCR inlet temperature sensor.
2. SCR inlet temperature sensor connector/harness.