B6.7 CM2450 B155B Fault Code: 4234 | SPN: 3515 | FMI: 4Aftertreatment 1 Diesel Exhaust Fluid Temperature 2 Sensor Circuit – Voltage Below Normal or Shorted to Low Source

by DPFDELETE-TUNER | Mar 4, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 4234PID: SPN: 3515FMI: /4LAMP: AmberSRT:    Aftertreatment Diesel Exhaust Fluid Temperature Sensor – Voltage Below Normal or Shorted to Low Source. Low signal voltage or short circuit detected at the diesel...

B6.7 CM2450 B155B Fault Code: 4213 | SPN: 3695 | FMI: 2Aftertreatment Regeneration Inhibit Switch – Data Erratic, Intermittent, or Incorrect

by DPFDELETE-TUNER | Mar 4, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 4213PID: SPN: 3695FMI: 2/2LAMP: AmberSRT:    The aftertreatment regeneration permit switch is stuck in the OFF or INHIBIT position.     May cause frequent aftertreatment regeneration. Circuit Description...

B6.7 CM2450 B155B Fault Code: 4163 | SPN: 5742 | FMI: 16Aftertreatment Diesel Particulate Filter Temperature Sensor Module – Data Valid But Above Normal Operating Range – Moderately Severe Level

by DPFDELETE-TUNER | Mar 4, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 4163PID: SPN: 5742FMI: 0/16LAMP: AmberSRT:    High internal temperature detected in the aftertreatment diesel particulate filter temperature sensor module.     Possible reduced engine performance. Circuit...

B6.7 CM2450 B155B Fault Code: 4162 | SPN: 5742 | FMI: 4Aftertreatment Diesel Particulate Filter Temperature Sensor Module – Voltage Below Normal or Shorted to Low Source

by DPFDELETE-TUNER | Mar 4, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 4162PID: SPN: 5742FMI: 4/4LAMP: AmberSRT:    Low battery supply voltage detected at the aftertreatment diesel particulate filter temperature sensor module.     Possible reduced engine performance. Circuit...

B6.7 CM2450 B155B Fault Code: 4161 | SPN: 5742 | FMI: 3Aftertreatment Diesel Particulate Filter Temperature Sensor Module – Voltage Above Normal or Shorted to High Source

by DPFDELETE-TUNER | Mar 4, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 4161PID: SPN: 5742FMI: 3/3LAMP: AmberSRT:    High battery supply voltage detected at the aftertreatment diesel particulate filter temperature sensor module.     Possible reduced engine performance. Circuit...

B6.7 CM2450 B155B Fault Code: 4159 | SPN: 5743 | FMI: 12Aftertreatment Selective Catalytic Reduction Temperature Sensor Module – Bad Intelligent Device or Component

by DPFDELETE-TUNER | Mar 4, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 4159PID: SPN: 5743FMI: 12/12LAMP: AmberSRT:    An internal error has been detected in the aftertreatment SCR temperature sensor module.     Possible reduced engine performance. Circuit Description The...