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Cummins ISB6.7 CM2150 (2007-09) Fault Code: 2345 PID: 103 SPN: 103 FMI: 10 Turbocharger 1 Speed – Abnormal Rate of Change. The turbocharger speed sensor has detected an erroneous speed value.

Posted by Diezel Solutions on

Verify the electronic control module (ECM) calibration is correct. Check the calibration revision history found on QuickServe® Online for applicable fixes to the calibration stored in the ECM. If necessary, calibrate the ECM. This fault becomes active if the engine is running and the turbocharger speed signal rapidly changes faster than the capabilities of the turbocharger. This fault code can be caused by an intermittent turbocharger speed sensor connection, incorrect turbocharger speed sensor air gap, or a faulty turbocharger speed sensor. Possible repairs: 1)Replace the turbocharger speed sensor.

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Cummins ISB6.7 CM2150 (2007-09) Fault Code: 2346 PID: SPN: 2789

Posted by Diezel Solutions on

Verify the electronic control module (ECM) calibration is correct. Check the calibration revision history found on QuickServe® Online for applicable fixes to the calibration stored in the ECM. If necessary, recalibrate the ECM. This fault code is an information fault code indicating that the engine has been derated for high turbine inlet temperature (exhaust temperature). No troubleshooting is necessary for this fault code. It is only an indicator that the engine power was derated to limit the exhaust temperature. If the condition continues to exist, Fault Code 2451 will become active. The engine power output was derated to limit the...

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Cummins ISB6.7 CM2150 (2007-09) Fault Code: 2347 PID: SPN: 2790

Posted by Diezel Solutions on

Verify the electronic control module (ECM) calibration is correct. Check the calibration revision history found on QuickServe® Online for applicable fixes to the calibration stored in the ECM. If necessary, recalibrate the ECM. Possible caused: 1)Air intake leaks allowing hot under-hood air to enter the intake system2)Faulty intake manifold pressure readings3)High turbocharger speed readings4)Faulty barometric pressure readings5)Stuck variable geometry turbocharger. Note: Unless the failure is a failed barometric pressure sensor or intake manifold pressure sensor, this fault code will most likely not be active with no load in the shop. The engine will most likely need to be loaded to...

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Cummins ISB6.7 CM2150 (2007-09) Fault Code: 2349 PID: SID 146 SPN: 2791 FMI: 5 EGR Valve Control Circuit – Current Below Normal or Open Circuit. Motor terminal or motor coil open circuit has been detected by the ECM.

Posted by Diezel Solutions on

Verify the electronic control module (ECM) calibration is correct. Check the calibration revision history found on QuickServe™ Online for applicable fixes to the calibration stored in the ECM. If necessary, calibrate the ECM. Possible causes: 1)EGR motor circuit open circuit2)Open circuit in the wiring harness3)Fuel Injector wiring harness shorted to ground, open circuit, or shorted to power supply. Possible repairs: 1)Replace the EGR valve.2)Repair or replace the engine harness.

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Cummins ISB6.7 CM2150 (2007-09) Fault Code: 2351 PID: SID 146 SPN: 2791 FMI: 4 EGR Valve Control Circuit – Voltage Below Normal or Shorted to Low Source. Motor terminal or motor coil short circuit to ground or power supply has been detected by the ECM.

Posted by Diezel Solutions on

Verify the electronic control module (ECM) calibration is correct. Check the calibration revision history found on QuickServe™ Online for applicable fixes to the calibration stored in the ECM. If necessary, recalibrate the ECM. Possible causes: 1)EGR motor circuit shorted to ground2)EGR motor circuit shorted to battery supply. Possible repairs: 1)Repair or replace the engine harness.2)Replace the EGR valve motor.3)Replace the ECM.

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