PM family
PM_a084_exceptionMpuFirewall
Not Available
What does the PM_a084_exceptionMpuFirewall alert mean?
The Pedal Monitor (PM) processor has detected an internal exception. This alert does not on its own indicate a symptom or root cause.
What you'll see in your Tesla
- Not Available
What triggers it
The PM processor detects an exception.
When it clears
This alert clears automatically.
Potential impact
This alert is primarily informational and is used for logging purposes.
Affected models
Cybertruck
Model 3 2017-2023
Model 3 2024+
Model Y
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.