DESCRIPTION:This fault code sets when the motor control module (MCM) detects a short to ground on the supply fuel temperature circuit.
MONITORED PARAMETER:Fuel temperature sensor.
TYPICAL ENABLING CONDITIONS:Always enabled
MONITOR SEQUENCE:None
EXECUTION FREQUENCY:Always enabled
TYPICAL DURATION:Two seconds
DASH LAMPS:1. MIL2. 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.
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 174 FMI 3 (MCM) Supply Fuel Temperature Sensor Open Circuit
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 174 FMI 2 (MCM) Fuel Temperature Sensor, General Temperature Plausibility
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 174 FMI 0 (MCM) Supply Fuel Temperature Sensor Too High
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 171 FMI 14 (CPC) J1587 Ambient Air Temperature Sensor Data Not Received this Ignition Cycle
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 171 FMI 9 (CPC) J1587 Ambient Air Temperature Sensor Data Stopped Arriving
Detroit DD13 EPA07 (2007-09) Fault Code: SPN 171 FMI 4 (CPC) Ambient Air Temperature Circuit Failed Low