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

Circuit DescriptionThe aftertreatment diesel exhaust fluid (DEF) sensor is a smart device that communicates to the ECM via the J1939 datalink. The aftertreatment DEF sensor performs its own internal diagnostics...

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

Circuit DescriptionThe aftertreatment diesel exhaust fluid (DEF) sensor is a smart device that communicates to the ECM via the J1939 datalink. The aftertreatment DEF sensor performs its own internal diagnostics...

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

Circuit DescriptionCertain anti-lock braking (ABS) controllers communicate with the engine control module (ECM) through the SAE J1939 data link. Under certain driving conditions, the anti-lock braking (ABS) controller can send...

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

Circuit DescriptionThe OEM truck manufacturer can install a permit switch in the dash or send an inhibit message via the J1939 data link to the engine ECM. The function of...

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

Circuit DescriptionThe engine oil temperature sensor is a variable resistor sensor and is used to measure the temperature of the engine oil in the oil rifle. The engine control module...

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

Circuit DescriptionThe water-in-fuel sensor is attached to the fuel filter. The engine control module (ECM) provides a 5 volt reference signal to the water-in-fuel sensor. When the water collected in...