Cumminz

Cummins X12 CM2350 X119B (2018 & Newer) Fault C...

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 X12 CM2350 X119B (2018 & Newer) Fault C...

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 X12 CM2350 X119B (2018 & Newer) Fault C...

Circuit DescriptionThe vehicle speed sensor senses the speed of the tailshaft gear on the vehicle’s transmission. This speed signal is then transmitted to the engine control module (ECM) and converted...

Cummins X12 CM2350 X119B (2018 & Newer) Fault C...

Circuit DescriptionThe Engine Control Module (ECM) calculates a calibration memory checksum based on the values of certain parameters in the ECM. This checksum is compared to an expected value in...

Cummins X12 CM2350 X119B (2018 & Newer) Fault C...

Circuit DescriptionThe vehicle speed sensor senses the speed of the tailshaft gear on the vehicle’s transmission. This speed signal is then transmitted to the engine control module (ECM) and converted...

Cummins X12 CM2350 X119B (2018 & Newer) Fault C...

Circuit DescriptionThe ambient air temperature sensor is a variable resistor sensor and is used to measure the temperature of the ambient air. The engine control module (ECM) uses this temperature...