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Cummins ISX12 CM2250 (2010-12) Fault Code: 1938...

Circuit DescriptionThe variable geometry turbocharger (VGT) is electronically activated by the VGT actuator. The VGT actuator is a smart device and receives information via the J1939 data link from the...

Cummins ISX12 CM2250 (2010-12) Fault Code: 1932...

Circuit DescriptionBefore active regeneration of the aftertreatment diesel particulate filter, a diagnostic test on the system is performed. The aftertreatment fuel injector opens and relieves fuel pressure in the line....

Cummins ISX12 CM2250 (2010-12) Fault Code: 1928...

Circuit DescriptionThe aftertreatment fuel pressure sensor is used to monitor the fuel pressure into the aftertreatment system. The electronic control module (ECM) supplies the aftertreatment fuel pressure sensor a 5...

Cummins ISX12 CM2250 (2010-12) Fault Code: 1927...

Circuit DescriptionThe aftertreatment fuel pressure sensor is used to monitor the fuel pressure into the aftertreatment system. The electronic control module (ECM) supplies the aftertreatment fuel pressure sensor a 5...

Cummins ISX12 CM2250 (2010-12) Fault Code: 1926...

Circuit DescriptionThe aftertreatment fuel pressure sensor is used to monitor the fuel pressure into the aftertreatment system. The electronic control module (ECM) supplies the aftertreatment fuel pressure sensor a 5...

Cummins ISX12 CM2250 (2010-12) Fault Code: 1925...

Circuit DescriptionThis fault code checks for system errors in the aftertreatment fuel injection system. This diagnostic can detect malfunctions of the aftertreatment fuel shutoff valve. Before active regeneration of the...