EPASTP family
EPASTP_a225_dasCsError
Not Available
What does the EPASTP_a225_dasCsError alert mean?
Invalid DAS_steeringControlChecksum value received
What you'll see in your Tesla
- Not Available
What triggers it
Unexpected DAS_steeringControlChecksum value received by EPAS
When it clears
Electronic Power Assist Steering (EPAS) observes expected DAS_steeringControlChecksum value
Potential impact
External Angle Controller inhibited
Affected models
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.