Fault Code Overview
| Codes | Reason for code | Effect of code |
|---|---|---|
| Fault Code: 4151 PID(P): SPN: 5742 FMI: 9/9 Lamp: Amber SRT: | No communications on the J1939 data link between the ECM and the after-treatment diesel particulate filter temperature sensor module. | Possible reduced engine performance. |
Possible causes of this fault code include:
- Low battery voltage supply
- Incorrect terminating resistance of the SAE J1939 datalink circuit
- Incorrect battery voltage setting in the recommended Cummins electronic service tool or equivalent.
- Incorrect sensor for the application (12 VDC versus 24 VDC)