Detroit DD15 EPA07 (2007-09) Fault Code: SPN 3480 FMI 4 (MCM) Fuel Compensation Pressure Sensor Circuit Failed Low
DESCRIPTION:
Fuel compensation pressure (FCP) sensor circuit failed low.
MONITORED PARAMETER:
Fuel compensation pressure sensor.
TYPICAL ENABLING CONDITIONS:
Always enabled
MONITOR SEQUENCE:
None
EXECUTION FREQUENCY:
Always enabled
TYPICAL DURATION:
Two seconds
DASH LAMPS:
1. MIL
2. CEL
ENGINE REACTION:
None
VERIFICATION:
Engine Idle: One minute.
PROBABLE CAUSES:
1. If 100-3, 4077-3, 3480-3 are also present, repair the wiring between pin 104 of the ECM connection and fuel compensation pressure sensors.
2. If 4407-4 or 3480-4 are present, repair the wiring between pin 104 of the ECM connection and the fuel line and fuel compensation pressure sensor.
3. Fuel Compensation Pressure sensor.
4. Fuel compensation pressure harness/connector.
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