DI family
DI_a019_hwAccelPedalPower
PULL OVER IMMEDIATELY - Unable to drive
What does the DI_a019_hwAccelPedalPower alert mean?
The drive interface (DI) electronic control unit (ECU) detects in hardware that the accelerator pedal power supply is under voltage.
What you'll see in your Tesla
- PULL OVER IMMEDIATELY - Unable to drive
- Exiting and re-entering vehicle may restore operation
What triggers it
The DI ECU detects that any accelerator pedal supply rail is out of rational range.
When it clears
The DI ECU detects that all accelerator pedal supply voltages are within valid range.
Potential impact
Vehicle drive torque immediately disabled.
Affected models
Cybertruck
Model 3 2017-2023
Model 3 2024+
Model S 2021+
Model X 2021+
Model Y
Model Y 2025+
Semitruck
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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.