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19 August, 2025

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Cummins X12 CM2350 X119B (2018 & Newer) Fault Code: 5298 PID: SPN: 747 FMI: 19 Engine/transmission Match- Received Network Data in Error

Circuit DescriptionNormally, switches, accelerators, and other components are connected to the engine control module (ECM) directly through individual wires. Multiplexing...

19 August, 2025

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Cummins X12 CM2350 X119B (2018 & Newer) Fault Code: 5383 PID: SPN: 3720 FMI: 15 Aftertreatment 1 Diesel Particulate Filter Ash Load Percent- Data valid But Above Normal Operating Range- Least Severe Level

Circuit DescriptionThe engine aftertreatment system monitors the aftertreatment DPF restriction. The diagnostic alerts the operator of the requirement to clean...

19 August, 2025

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Cummins X12 CM2350 X119B (2018 & Newer) Fault Code: 553 PID: PID 157 SPN: 157 FMI: 16 Injector Metering Rail 1 Pressure- Data Valid But Above Normal Operating Range- Moderately Severe Level

Circuit DescriptionThe engine control module (ECM) monitors engine operating conditions, including the reading of fuel rail pressure, and changes the...

19 August, 2025

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Cummins X12 CM2350 X119B (2018 & Newer) Fault Code: 555 PID: PID 101 SPN: 101 FMI: 16 Crankcase Pressure- Data Valid But Above Normal Operational Range- Moderately Severe Level

Circuit DescriptionThe crankcase pressure sensor is used to monitor the pressure inside the crankcase. The engine control module (ECM) supplies...

19 August, 2025

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Cummins X12 CM2350 X119B (2018 & Newer) Fault Code: 556 PID: PID 101 SPN: 101 FMI: 0 Crankcase Pressure- Data Valid But Above Normal Operating Range- Most Severe Level

Circuit DescriptionThe crankcase pressure sensor is used to monitor the pressure inside the crankcase. The engine control module (ECM) supplies...

19 August, 2025

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Cummins X12 CM2350 X119B (2018 & Newer) Fault Code: 5577 PID: SPN: 6778 FMI: 3 Aftertreatment 1 Particulate Sensor Power Supply- Voltage Above Normal or Shorted to High Source

Circuit DescriptionThe aftertreatment particulate matter sensor is a smart device and communicates with the engine control module (ECM) via the...

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