Cumminz

Cummins ISX12 CM2250 (2010-12) Fault Code: 6419...

Circuit DescriptionThe engine control module (ECM) controls engine brakes on cylinders 1, 2, and 3 by sending a signal on the engine brake solenoid number 1 signal circuit. If an...

Cummins ISX12 CM2250 (2010-12) Fault Code: 6418...

Circuit DescriptionThe engine control module (ECM) controls engine brakes on cylinders 1, 2, and 3 by sending a signal on the engine brake solenoid number 1 signal circuit. If an...

Cummins ISX12 CM2250 (2010-12) Fault Code: 6417...

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

Cummins ISX12 CM2250 (2010-12) Fault Code: 6416...

Circuit DescriptionThe original equipment manufacturer (OEM) can install a permit switch in the dash or send an inhibit message via the J1939 data link to the engine control module (ECM)....

Cummins ISX12 CM2250 (2010-12) Fault Code: 6337...

Circuit DescriptionThe crankcase breather heater is used to keep the crankcase breather filter housing from freezing. The engine control module (ECM) supplies battery voltage to the breather heater when heating...

Cummins ISX12 CM2250 (2010-12) Fault Code: 629 ...

Circuit DescriptionThe ECM calculates a differential pressure across the turbocharger using the intake manifold pressure sensor and crankcase pressure sensor. Component LocationThe intake manifold pressure sensor is located in the...