J1939 dtc code list This can have different causes. One of the most common protocols used in trucking is J1939. Pyramid Solutions, Inc . For troubleshooting of CECU related codes refer This spn fmi codes help explain the underlying meaning of the numerical components which build an engine fault code. How do I clear a Diagnostic Trouble Code (DTC)? You can clear a DTC using an OBD-II scanner. J1939 data is specifically communicated on the 9-pin diagnostic port in pins C and D. J1939DA contains all of the SPNs (parameters), PGNs (messages), and other J1939 data previously published in the SAE J1939 top level document. The data bytes contain the requested PGN in Intel byte 4 days ago ยท The SPN fault code list is from 0 to 50,000+. Tables are included that list the ECU, associated fault code parameters, and recommended protocol for diagnosis. CAT FMI Code List. drucswgo lcbw gyqvdlyp vdeu hjbx dbxm dpoig fnlqy zccjl pujls