Fuel pump actuator 13.
Cummins isx fuel rail pressure sensor.
Pressure side fuel filter inlet 9.
Replacement restores engine performance.
These fuel pressure sensors effectively measure fuel pressure in the fuel rail alerting both the evap system and the fuel system to leaks.
Last time around 2000 miles ago this sign came i went to peterbilt dealer they changed the fuel filter and scr nox temp sensor.
High pressure fuel pump outlet 14.
The engine control module ecm has detected that fuel pressure is lower than commanded pressure.
This was a close call.
High pressure fuel rail supply 15.
High pressure relief valve and drain 18.
Then i run around 500 miles this sign came again when i try to climb at moutain.
Seized ceramic plunger compared to how it should look normally.
High pressure fuel pump inlet 11.
Fault code 559 injector metering rail 1 pressure data valid but below normal operating range moderately severe level.
2013 peterbelt 386 isx 15 cummins.
Pressure side fuel filter 5 micron 10.
Fuel pressure sensor location 17.