DI family
DI_a015_immobilizer
Not Available
What does the DI_a015_immobilizer alert mean?
The drive interface (DI) electronic control unit (ECU) detects an issue with the immobilizer.
What you'll see in your Tesla
- Not Available
What triggers it
The DI ECU detects that immobilizer authentication failed or it has been bypassed.
When it clears
Clears when immobilizer is correctly paired to the vehicle's security controller
Potential impact
Shift out of Park is blocked.
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.