MBE 900 DDEC VI Troubleshooting – Section 48 SPN 609 – MCM Fault (Erroneous Data) Email This Page Section 48 SPN 609 - MCM Fault (Erroneous Data) 48.1 SPN 609/FMI 12 48.2 SPN 609/FMI 14 EPA07 MBE 900 DDEC VI Troubleshooting Guide - 6SE580 Generated on 10-13-2008