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B6.7 CM2450 B155B Fault Code: 4731 | SPN: 3031 | FMI: 13Aftertreatment 1 Diesel Exhaust Fluid Tank Temperature Sensor – Out of Calibration
Overview CODE REASON EFFECT Fault Code: 4731PID: SPN: 3031FMI: 13/13LAMP: AmberSRT: The received datalink message was not valid. Possible reduced engine performance. Circuit Description The aftertreatment diesel exhaust fluid tank...
B6.7 CM2450 B155B Fault Code: 4677 | SPN: 1761 | FMI: 9Aftertreatment 1 Diesel Exhaust Fluid Tank Level – Abnormal Update Rate
Overview CODE REASON EFFECT Fault Code: 4677PID: SPN: 1761FMI: 9/9LAMP: AmberSRT: The ECM lost communication with the aftertreatment diesel exhaust fluid tank level sensor. At least one multiplexed device will not operate properly. Circuit...
B6.7 CM2450 B155B Fault Code: 4658 | SPN: 4331 | FMI: 18Aftertreatment 1 Diesel Exhaust Fluid Actual Dosing Quantity – Data Valid But Below Normal Operating Range – Moderately Severe Level
Overview CODE REASON EFFECT Fault Code: 4658PID: SPN: 4331FMI: 1/18LAMP: AmberSRT: Low aftertreatment diesel exhaust fluid flow detected. Possible reduced engine performance. Circuit Description The aftertreatment diesel exhaust fluid...
B6.7 CM2450 B155B Fault Code: 4572 | SPN: 3031 | FMI: 9Aftertreatment 1 Diesel Exhaust Fluid Tank Temperature – Abnormal Update Rate
Overview CODE REASON EFFECT Fault Code: 4572PID: SPN: 3031FMI: 9/9LAMP: AmberSRT: The ECM lost communication with the aftertreatment diesel exhaust fluid tank temperature sensor. Possible reduced engine performance. Circuit Description The...
B6.7 CM2450 B155B Fault Code: 4521 | SPN: 5862 | FMI: 2Aftertreatment 1 SCR Intermediate Gas Temperature Sensor – Data Erratic, Intermittent, or Incorrect
Overview CODE REASON EFFECT Fault Code: 4521PID: SPN: 5862FMI: 2/2LAMP: AmberSRT: The aftertreatment SCR intermediate temperature sensor reading is irrational. Possible reduced engine performance. Circuit Description The aftertreatment SCR...
B6.7 CM2450 B155B Fault Code: 4449 | SPN: 6773 | FMI: 16Aftertreatment 1 Particulate Sensor Regeneration Status – Data Valid But Above Normal Operating Range – Moderately Severe Level
Overview CODE REASON EFFECT Fault Code: 4449PID: SPN: 6773FMI: 0/16LAMP: AmberSRT: The aftertreatment particulate matter sensor has detected in-range high sensor values. Possible reduced engine performance. Circuit Description The...
B6.7 CM2450 B155B Fault Code: 4277 | SPN: 3364 | FMI: 10Aftertreatment 1 Diesel Exhaust Fluid Quality – Abnormal Rate of Change
Overview CODE REASON EFFECT Fault Code: 4277PID: SPN: 3364FMI: /10LAMP: AmberSRT: The Urea Quality Sensor has been unable to generate a concentration value for a period of time. Engine power derate. Circuit Description The DEF quality...
B6.7 CM2450 B155B Fault Code: 4276 | SPN: 4374 | FMI: 2Aftertreatment 1 Diesel Exhaust Fluid Pump 1 Motor Speed – Data Erratic, Intermittent, or Incorrect
Overview CODE REASON EFFECT Fault Code: 4276PID: SPN: 4374FMI: 2/2LAMP: AmberSRT: The aftertreatment diesel exhaust fluid dosing unit is running erratically. Diesel exhaust fluid injection into the SCR aftertreatment system is disabled....
B6.7 CM2450 B155B Fault Code: 4259 | SPN: 5742 | FMI: 11Aftertreatment Diesel Particulate Filter Temperature Sensor Module – Root Cause Not Known
Overview CODE REASON EFFECT Fault Code: 4259PID: SPN: 5742FMI: 11/11LAMP: AmberSRT: Intermittent battery voltage supply detected at the aftertreatment diesel particulate filter temperature sensor module. Possible reduced engine...
B6.7 CM2450 B155B Fault Code: 4243 | SPN: 3515 | FMI: 10Aftertreatment 1 Diesel Exhaust Fluid Temperature 2 – Abnormal Rate of Change
Overview CODE REASON EFFECT Fault Code: 4243PID: SPN: 3515FMI: 10/10LAMP: AmberSRT: Aftertreatment 1 Diesel Exhaust Fluid Temperature 2 - Abnormal Rate of Change Possible reduced engine performance. Circuit Description The...
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