Cumminz

Cummins ISX12 CM2250 (2010-12) Fault Code: 3374...

Circuit DescriptionCertain ABS controllers communicate with the ECM through the Society of Automotive Engineers (SAE) J1939 data link. Under certain driving conditions, the ABS controller can send a cruise control...

Cummins ISX12 CM2250 (2010-12) Fault Code: 3366...

Circuit DescriptionThe coolant level sensor is a switch and is used to measure the level of the engine coolant in the radiator top tank. The coolant level sensor is immersed...

Cummins ISX12 CM2250 (2010-12) Fault Code: 3361...

Circuit DescriptionThe engine control module (ECM) provides a 5 volt supply to the intake manifold pressure sensor on the sensor supply circuit. The ECM also provides a ground on the...

Cummins ISX12 CM2250 (2010-12) Fault Code: 3348...

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

Cummins ISX12 CM2250 (2010-12) Fault Code: 3343...

Circuit DescriptionThe intake manifold 1 temperature sensor is a variable resistor sensor and is used to measure the temperature of the air entering the intake manifold of the engine. The...

Cummins ISX12 CM2250 (2010-12) Fault Code: 3342...

Circuit DescriptionThe exhaust gas recirculation (EGR) temperature sensor is a variable resistor sensor and is used to measure the temperature of the EGR gas flow after it exits the EGR...