DPB family
DPB_a242_uCSafetyNotificationGRAM
Not Available
What does the DPB_a242_uCSafetyNotificationGRAM alert mean?
micro controller memory guard has detected a GRAM guard violation event.
What you'll see in your Tesla
- Not Available
What triggers it
micro controller memory guard detected a GRAM access violation (e.g. blocked write due to HW fault or misconfiguration of shared RAM variables), If a guard violation is detected the information alert is set.
When it clears
ECU restart required (power off/on)
Potential impact
System will be running with full assistant for driver brake request.
Affected models
Model Y 2025+
Track your Tesla's alerts automatically
Alerts like this reach MyTeslaMate through your car's Tesla telemetry API. MyTeslaMate logs every alert your Tesla reports and turns it into readable history and real-time notifications — hosted TeslaMate with no server to run.