08-327-25 REV. B

Security Gateway Module (SGW) Software Update Customers may experience one or more of the following:
• SGW module is not responding to diagnostics and showing offline.
• If message for FOTA appears, then a manual flash is required for SGW update.
• Diagnostic Trouble Code (DTC) U3033 - 00 Control module security certificate Missing/Invalid is active or stored and cannot clear. This DTC will not turn on the Malfunction Indicator Light (MIL)