Cummins ISX » Fault Code: 1879 - SPN: 3251 - FMI: 3/3: Differential Pressure Sensor Circuit

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Differential Pressure Sensor.PNG​

Overview​

CodesReasonEffect
Fault Code: 1879
PID(P): S324
SPN: 3251
FMI: 3/3
Lamp: Amber
SRT:		High signal voltage detected at the aftertreatment differential pressure sensor circuit.Possible reduced engine performance.
 
L

Lina

At Trucking School
Thank you for posting this. This has helped me save so much money
 
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