Detroit DD16 EPA07 (2007-09) Fault Code: SPN 164 FMI 2 (MCM) Fuel Rail Pressure Drift High

DESCRIPTION:
Fuel rail pressure drift high.

MONITORED PARAMETER:
Fuel rail pressure.

TYPICAL ENABLING CONDITIONS:
Always enabled

MONITOR SEQUENCE:
None

EXECUTION FREQUENCY:
Continuous when enabling conditions met.

TYPICAL DURATION:
2 seconds

DASH LAMPS:
1. MIL
2. CEL

ENGINE REACTION:
Derate 25%

VERIFICATION:
Engine Idle: One minute.

PROBABLE CAUSES:
1. Fuel rail pressure sensor.
2. Fuel rail pressure sensor connector/harness.