Detroit DD15 GHG14 (2014-16) 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.
2. Inlet coolant temperature sensor connector/harness.

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