PM family
PM_a021_difMIA
Not Available
What does the PM_a021_difMIA alert mean?
Pedal Monitor Warning: DIF CAN node MIA
What you'll see in your Tesla
- Not Available
What triggers it
PM is not receiving required feedback CAN messages from DIF
When it clears
PM receives required feedback CAN messages from DIF
Potential impact
Unable to monitor DIF state
Affected models
Cybertruck
Model 3 2017-2023
Model 3 2024+
Model S 2021+
Model X 2021+
Model Y
Model Y 2025+
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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.