FixVault

DTC Troubleshooting Index: Notes

NOTE: Record all DTCs, and sort them by DTC type using the following DTC troubleshooting indexes, then troubleshoot the DTC(s) in this order:
  • Battery voltage DTCs
  • Internal error DTCs
  • Loss of communication DTCs (beginning with the lowest number first; for example, if B1011 and B1028 are retrieved, troubleshoot B1011 first).
  • Signal error DTCs