DD15 Troubleshooting – Section 75 SPN 904 (CPC)

Section 75
SPN 904 (CPC)

This SPN indicates the J1939 EBC2 message is missing and the front axle speed signal is erratic or missing.‪

75.1 SPN 904/FMI 9

75.2 SPN 904/FMI 13

75.3 SPN 904/FMI 19