Detroit DD15 EPA07 (2007-09) Fault Code: SPN 174 FMI 3 (MCM) Supply Fuel Temperature Sensor Open Circuit
DESCRIPTION:
Fuel temperature circuit failed high.
MONITORED PARAMETER:
Fuel temperature sensor.
TYPICAL ENABLING CONDITIONS:
Always enabled
MONITOR SEQUENCE:
None
EXECUTION FREQUENCY:
Always enabled
TYPICAL DURATION:
2 seconds
DASH LAMPS:
1. MIL
2. CEL
VERIFICATION:
Engine Idle: One minute.
NOTE: If any cooling system codes present, fix this first.
PROBABLE CAUSES:
1. Fuel temperature sensor.
2. Fuel temperature sensor connector/harness.
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