Cumminz

Cummins ISX11.9 CM2250 (2010-12) Fault Code: 28...

Circuit DescriptionNormally, switches, accelerators, and other components are connected to the engine electronic control module (ECM) directly through individual wires. Multiplexing allows those same components to be hard wired to...

Cummins ISX11.9 CM2250 (2010-12) Fault Code: 28...

Circuit DescriptionNormally, switches, accelerators and other components are connected to the engine electronic control module (ECM) directly through individual wires. Multiplexing allows those same components to be hard wired to...

Cummins ISX11.9 CM2250 (2010-12) Fault Code: 28...

Circuit DescriptionThe fuel pump contains two barrel and plunger assemblies; each barrel and plunger assembly utilizes an intake and outlet check valve. Fuel at gear pump pressure is metered through...

Cummins ISX11.9 CM2250 (2010-12) Fault Code: 27...

Circuit DescriptionThe coolant temperature sensor is a variable resistor sensor and is used to measure the temperature of the coolant of the engine. The engine control module (ECM) supplies 5...

Cummins ISX11.9 CM2250 (2010-12) Fault Code: 27...

Circuit DescriptionThe OEM truck manufacturer can install a permit switch in the dash or send an inhibit message via the J1939 data link to the engine ECM. The function of...

Cummins ISX11.9 CM2250 (2010-12) Fault Code: 27...

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