B6.7 CM2450 B155B Fault Code: 3239 | SPN: 4342 | FMI: 3Aftertreatment 1 Diesel Exhaust Fluid Line Heater 2 Circuit – Voltage Above Normal or Shorted to High Source

by DPFDELETE-TUNER | Feb 19, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 3239PID: SPN: 4342FMI: 3/3LAMP: AmberSRT:    High signal voltage detected at the diesel exhaust fluid line heater 2 circuit.     Possible reduced engine performance. Circuit Description The aftertreatment...

B6.7 CM2450 B155B Fault Code: 3238 | SPN: 4340 | FMI: 4Aftertreatment 1 Diesel Exhaust Fluid Line Heater 1 Circuit – Voltage Below Normal or Shorted to Low Source

by DPFDELETE-TUNER | Feb 19, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 3238PID: SPN: 4340FMI: 4/4LAMP: AmberSRT:    Low signal voltage detected at the diesel exhaust fluid line heater 1 circuit.     Possible reduced engine performance. Circuit Description The aftertreatment...

B6.7 CM2450 B155B Fault Code: 3237 | SPN: 4340 | FMI: 3Aftertreatment 1 Diesel Exhaust Fluid Line Heater 1 Circuit – Voltage Above Normal or Shorted to High Source

by DPFDELETE-TUNER | Feb 19, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 3237PID: SPN: 4340FMI: 3/3LAMP: AmberSRT:    High signal voltage detected at the diesel exhaust fluid line heater 1 circuit.     Possible reduced engine performance. Circuit Description The aftertreatment...

B6.7 CM2450 B155B Fault Code: 3235 | SPN: 4363 | FMI: 16Aftertreatment 1 SCR Outlet Temperature – Data Valid But Above Normal Operating Range – Moderately Severe Level

by DPFDELETE-TUNER | Feb 19, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 3235PID: SPN: 4363FMI: 0/16LAMP: RedSRT:    The SCR outlet temperature sensor reading has exceeded the maximum temperature limit.     Possible reduced engine performance. Circuit Description The...

B6.7 CM2450 B155B Fault Code: 3232 | SPN: 3216 | FMI: 9Aftertreatment 1 Intake NOx Sensor – Abnormal Update Rate

by DPFDELETE-TUNER | Feb 19, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 3232PID: SPN: 3216FMI: 9/9LAMP: AmberSRT:    No communication or an invalid data transfer rate has been detected on the J1939 data link between the ECM and the aftertreatment intake NOx sensor.     Possible...

B6.7 CM2450 B155B Fault Code: 3165 | SPN: 4363 | FMI: 0Aftertreatment 1 SCR Outlet Temperature – Data Valid But Above Normal Operating Range – Most Severe Level

by DPFDELETE-TUNER | Feb 19, 2025 | Uncategorized

Overview   CODE REASON EFFECT Fault Code: 3165PID: SPN: 4363FMI: 0/0LAMP: RedSRT:    The selective catalytic reduction (SCR) outlet temperature sensor reading has exceeded the maximum temperature limit.     Possible reduced engine performance....