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20 August, 2025

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Cummins X12 CM2350 X119B (2018 & Newer) Fault Code: 2451 PID: SID 384 SPN: 2789 FMI: 16 Turbocharger Turbine Intake Temperature- Data Valid But Above Normal Operating Range- Moderately Severe Level

Circuit DescriptionThe exhaust gas temperature is calculated by the engine control module (ECM). The exhaust gas temperature is derived by...

20 August, 2025

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Cummins X12 CM2350 X119B (2018 & Newer) Fault Code: 2457 PID: SPN: 1322 FMI: 1322 Engine Misfire for Multiple Cylinders – Condition Exists

Lamp:Red Reason:The ECM has diagnosed that the engine is experiencing misfire on multiple cylinders. Effect:Possible reduced engine performance. Circuit Description:The...

20 August, 2025

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Cummins X12 CM2350 X119B (2018 & Newer) Fault Code: 2468 PID: PID 190 SPN: 102 FMI: 3 Engine Crankshaft Speed/Position- Data valid But Above Normal Operating Range- Moderately Severe Level

Circuit DescriptionThe air shutoff valve is an optional component used to shutdown the engine in the event of an engine...

20 August, 2025

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Cummins X12 CM2350 X119B (2018 & Newer) Fault Code: 249 PID: PID 171 SPN: 171 FMI: 3 Ambient Air Temperature Sensor 1 Circuit- Voltage Above Normal or Shorted to High Source

Circuit DescriptionThe ambient air temperature sensor is a variable resistor sensor and is used to measure the temperature of the...

20 August, 2025

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Cummins X12 CM2350 X119B (2018 & Newer) Fault Code: 2533 PID: SPN: 1323 FMI: 11/31 Engine Misfire Cylinder 1 – Condition Exists

Lamp:Red Reason:Engine misfire has been detected in cylinder number 1. Effect:Possible reduced engine performance. Circuit Description:The exhaust gas pressure sensor...

20 August, 2025

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Cummins X12 CM2350 X119B (2018 & Newer) Fault Code: 2534 PID: SPN: 1324 FMI: 11/31 Engine Misfire Cylinder 2 – Condition Exists

Lamp:Red Reason:Engine misfire has been detected in cylinder number 2. Effect:Possible reduced engine performance. Circuit Description:The exhaust gas pressure sensor...

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