Series 60 DDEC VI Troubleshooting

Section 79.3 SPN 973/FMI 19

Section 79.3
SPN 973/FMI 19

This fault is typically the engine retarder selection signal is erratic.‪

Section 79.3.1
Erratic Engine Retarder Selection Signal Check

Check as follows:‪

  1. Check for multiple codes:
    1. If CPC SPN 168/FMI 0/14/18 (Battery Voltage) are present troubleshoot these first.
    2. If MCM SPN 625/FMI 9 is present, troubleshoot and repair the CAN line.
    3. If only a “J1939 Error” fault is present, go to step 2 .
  2. Has the CPC been recently reprogrammed?
    1. If yes, check the proper configuration of the CPC.
    2. If no, connect ServiceLink to determine which modules are configured for the vehicle and their communication status. Once this is done, follow the appropriate module communication troubleshooting procedures for the affected module.


EPA07 Series 60 DDEC VI Troubleshooting Guide - 6SE567
Generated on 10-13-2008

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