Cumminz

Cummins ISB4.5 CM2150 Fault Code: 3867 PID: SPN...

Circuit DescriptionThe DEF quality sensor is a smart device and communicates with the engine electronic control module (ECM) via the J1939 data link. The DEF quality sensor receives power and...

Cummins ISB4.5 CM2150 Fault Code: 3866 PID: SPN...

Circuit DescriptionThe DEF quality sensor is a smart device and communicates with the engine electronic control module (ECM) via the J1939 data link. The DEF quality sensor receives power and...

Cummins ISB4.5 CM2150 Fault Code: 386 PID: SID ...

Circuit DescriptionThe sensor supply 1 of the electronic control module (ECM) provides a 5 volt supply for the barometric pressure sensor, fuel rail pressure sensor, intake manifold temperature/pressure combination sensor,...

Cummins ISB4.5 CM2150 Fault Code: 3749 PID: SID...

Circuit DescriptionThe aftertreatment outlet NOx (nitrogen oxides) sensor is a smart device and communicates with the engine control module (ECM) via the J1939 data link. The aftertreatment outlet NOx sensor...

Cummins ISB4.5 CM2150 Fault Code: 3738 PID: SPN...

Circuit DescriptionThe aftertreatment diesel exhaust fluid dosing unit air solenoid is used to enable and disable the truck air supply to the diesel exhaust fluid dosing unit. The air is...

Cummins ISB4.5 CM2150 Fault Code: 3737 PID: SID...

Circuit DescriptionThe overcrank protection feature (or starter lockout) is designed to prevent damage to the starter motor during hard start conditions. Excessive cranking of the engine can cause the starter...