Detroit DD15 EPA07 (2007-09) Fault Code: SPN 157 FMI 2 (MCM) Erratic Fuel Rail Pressure Sensor Signal

Detroit DD15 EPA07 (2007-09) Fault Code: SPN 157 FMI 2 (MCM) Erratic Fuel Rail Pressure Sensor Signal

NOTE: The ECM monitors the rail pressure and when it changes more than 200 bar for 8 seconds the code is set.

PROBABLE CAUSES:
1. Fuel rail pressure sensor connector/harness.
2. Fuel rail pressure sensor.
3. Failed Quantity Control Valve.
4. Failed ECM.

Categories DD15 EPA07 (2007-09), Detroit, DTC TRUCKS Tags 09, 157, 2, 2007, Code:, DD15, Detroit, EPA07, Erratic, Fault, FMI, Fuel, MCM, Pressure, Rail, Sensor, signal, SPN

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