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16 August, 2025

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Cummins X15 CM2350 X116B Performance Series (2018 & Newer) Fault Code: 4616 PID: SPN: 102 FMI: 17 Intake Manifold 1 Pressure- Data Valid But Below Normal Operating Range- Least Severe Level

Circuit DescriptionThe engine control module (ECM) provides a 5 volt supply to the intake manifold pressure sensor on the sensor...

16 August, 2025

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Cummins X15 CM2350 X116B Performance Series (2018 & Newer) Fault Code: 4658 PID: SPN: 4331 FMI: 18 Aftertreatment SCR Actual Dosing Reagent Quantity- Data Valid But Below Normal Operating Range- Moderately Severe

Circuit DescriptionThe aftertreatment diesel exhaust fluid dosing unit precisely measures the amount of aftertreatment diesel exhaust fluid to be injected...

16 August, 2025

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Cummins X15 CM2350 X116B Performance Series (2018 & Newer) Fault Code: 4677 PID: SPN: 1761 FMI: 9 Aftertreatment 1 Diesel Exhaust Fluid Tank Level- Abnormal Update Rate

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

16 August, 2025

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Cummins X15 CM2350 X116B Performance Series (2018 & Newer) Fault Code: 4691 PID: SPN: 5585 FMI: 18 Engine Injector Metering Rail 1 Cranking Pressure- Data Valid But Below Normal Operating Range- Moderately Severe Level

Circuit DescriptionThe engine control module (ECM) provides a 5 volt supply to the fuel rail pressure sensor using a dedicated...

16 August, 2025

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Cummins X15 CM2350 X116B Performance Series (2018 & Newer) Fault Code: 4726 PID: SPN: 1239 FMI: 16 Engine Fuel Leakage- Data Valid But Above Normal Operating Range- Moderately Severe Level

Circuit DescriptionThe engine control module (ECM) provides a 5 volt supply to the fuel rail pressure sensor using a dedicated...

16 August, 2025

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Cummins X15 CM2350 X116B Performance Series (2018 & Newer) Fault Code: 4727 PID: SPN: 157 FMI: 15 Injector Metering rail 1 Pressure- Data Valid But Above Normal Operating Range- Least Severe Level

Circuit DescriptionThe engine control module (ECM) provides a 5 volt supply to the fuel rail pressure sensor using a dedicated...

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