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

Circuit DescriptionThe crankcase breather heater is used to keep the crankcase breather filter housing from freezing. The ECM supplies battery voltage to the breather heater when heating is commanded. Component...

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

Circuit DescriptionThe crankcase breather heater is used to keep the crankcase breather filter housing from freezing. The ECM supplies battery voltage to the breather heater when heating is commanded. Component...

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

Circuit DescriptionThe crankcase breather heater is used to keep the crankcase breather filter housing from freezing. The ECM supplies battery voltage to the breather heater when heating is commanded. Component...

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

Circuit DescriptionThe crankcase breather heater is used to keep the crankcase breather filter housing from freezing. The ECM supplies battery voltage to the breather heater when heating is commanded. Component...

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

Circuit DescriptionThe high-pressure relief valve is a mechanical device that opens when the fuel pressure in the fuel rail exceeds a critical warning limit. Component LocationThe high-pressure fuel pump is...

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

Circuit DescriptionThe high-pressure relief valve is a mechanical device that opens when the fuel pressure in the fuel rail exceeds a critical warning limit. Component LocationThe high-pressure fuel pump is...

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

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

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

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

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

Circuit DescriptionThe EGR valve device driver in the ECM provides power to the EGR valve motor. The EGR valve motor is used to move the EGR valve to the correct...

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

Circuit DescriptionThe EGR valve device driver in the ECM provides power to the EGR valve motor. The EGR valve motor is used to move the EGR valve to the correct...

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

Circuit DescriptionThe Engine Control Module (ECM) continuously monitors the engine speed at idle and adjusts fueling to maintain governed idle speed. Component LocationThe engine speed is monitored by the crankshaft...

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

Circuit DescriptionThe Engine Control Module (ECM) continuously monitors the engine speed at idle and adjusts fueling to maintain governed idle speed. Component LocationThe engine speed is monitored by the crankshaft...

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