Pinpoint Test Ag : DTC U0256:00: Notes
Diagnostic Overview
Normal Operation and Fault Conditions
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0256:00 | Lost Communication With Front Controls Interface Module "A": No Sub Type Information | Set by the ACM and the APIM when it is missing network messages from the FCIM for more than 5 seconds with the ignition in the RUN position. |