Detroit DD15 EPA10 (2010-13) Fault Code: SPN 4193 FMI 4 (MCM) Engine Coolant Inlet Temperature Circuit Failed Low

DESCRIPTION:
Engine coolant inlet temperature circuit failed low.

MONITORED PARAMETER:
Engine coolant inlet temperature sensor.

TYPICAL ENABLING CONDITIONS:
Always enabled

MONITOR SEQUENCE:
None

EXECUTION FREQUENCY:
Always enabled

TYPICAL DURATION:
Two seconds

DASH LAMPS:
1. MIL
2. CEL

VERIFICATION:
Engine Idle: One minute.

NOTE: If there are any cooling system faults or conditions, repair those first.

PROBABLE CAUSES:
1. Inlet coolant temperature sensor.
1. Inlet coolant temperature sensor connector/harness.