BLOG DPFDELETE-TUNER
B6.7 CM2450 B155B Fault Code: 3232 | SPN: 3216 | FMI: 9Aftertreatment 1 Intake NOx Sensor – Abnormal Update Rate
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
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....
B6.7 CM2450 B155B Fault Code: 3151 | SPN: 4794 | FMI: 31Aftertreatment 1 SCR Catalyst System Missing – Condition Exists
Overview CODE REASON EFFECT Fault Code: 3151PID: SPN: 4794FMI: 11/31LAMP: AmberSRT: The aftertreatment SCR catalyst in the exhaust system is not present. Possible reduced engine performance. Circuit Description The engine control module...
B6.7 CM2450 B155B Fault Code: 3148 | SPN: 4363 | FMI: 2Aftertreatment 1 SCR Outlet Temperature Sensor – Data Erratic, Intermittent, or Incorrect
Overview CODE REASON EFFECT Fault Code: 3148PID: SPN: 4363FMI: 2/2LAMP: AmberSRT: The selective catalytic reduction (SCR) outlet temperature sensor is not changing with engine operating conditions. Possible reduced engine performance....
B6.7 CM2450 B155B Fault Code: 3147 | SPN: 4363 | FMI: 4Aftertreatment 1 SCR Outlet Temperature Sensor Circuit – Voltage Below Normal or Shorted to Low Source
Overview CODE REASON EFFECT Fault Code: 3147PID: SPN: 4363FMI: 4/4LAMP: AmberSRT: Low signal voltage detected at the SCR outlet temperature sensor circuit. Possible reduced engine performance. Circuit Description The aftertreatment exhaust...
B6.7 CM2450 B155B Fault Code: 3146 | SPN: 4363 | FMI: 3Aftertreatment 1 SCR Outlet Temperature Sensor Circuit – Voltage Above Normal or Shorted to High Source
Overview CODE REASON EFFECT Fault Code: 3146PID: SPN: 4363FMI: 3/3LAMP: AmberSRT: High signal voltage detected at the SCR outlet temperature sensor circuit. Possible reduced engine performance. Circuit Description The aftertreatment...
B6.7 CM2450 B155B Fault Code: 3144 | SPN: 4360 | FMI: 2Aftertreatment 1 SCR Intake Temperature Sensor – Data Erratic, Intermittent, or Incorrect
Overview CODE REASON EFFECT Fault Code: 3144PID: SPN: 4360FMI: 2/2LAMP: AmberSRT: The SCR intake temperature sensor is not changing with engine operating conditions. Possible reduced engine performance. Circuit Description The...
B6.7 CM2450 B155B Fault Code: 3135 | SPN: 3610 | FMI: 2Aftertreatment 1 Diesel Particulate Filter Outlet Pressure – Data Erratic, Intermittent, or Incorrect
Overview CODE REASON EFFECT Fault Code: 3135PID: SPN: 3610FMI: 2/2LAMP: AmberSRT: The aftertreatment diesel particulate filter outlet pressure sensor is reading an erratic value. Possible reduced engine performance. Circuit Description The...
B6.7 CM2450 B155B Fault Code: 3134 | SPN: 3610 | FMI: 4Aftertreatment 1 Diesel Particulate Filter Outlet Pressure Sensor Circuit – Voltage Below Normal or Shorted to Low Source
Overview CODE REASON EFFECT Fault Code: 3134PID: SPN: 3610FMI: 4/4LAMP: AmberSRT: Low signal voltage detected at the aftertreatment diesel particulate filter outlet pressure sensor circuit. Possible reduced engine performance. Circuit...
B6.7 CM2450 B155B Fault Code: 3133 | SPN: 3610 | FMI: 3Aftertreatment 1 Diesel Particulate Filter Outlet Pressure Sensor Circuit – Voltage Above Normal or Shorted to High Source
Overview CODE REASON EFFECT Fault Code: 3133PID: SPN: 3610FMI: 3/3LAMP: AmberSRT: High signal voltage detected at the aftertreatment diesel particulate filter outlet pressure sensor circuit. Possible reduced engine performance. Circuit...
Newsletter
Don’t miss important updates, tuning innovations, and exclusive offers.
Subscribe to our newsletter and receive:
✔ Latest developments in DPF, EGR & DEF solutions
✔ Updates for Cummins, Detroit, Volvo, Mack, CAT & PACCAR engines
✔ Special discounts on custom calibrations
✔ Power tuning insights for heavy-duty diesel trucks
✔ Industry tips to improve performance and reliability
We respect your privacy. No spam — only valuable content for serious diesel professionals.
📩 Enter your email below and stay ahead in diesel performance tuning.
Contact Us
+51966080192
DPF SOLUTIONS