SCCM family
SCCM_a078_ADCCalibrationError
Not Available
What does the SCCM_a078_ADCCalibrationError alert mean?
The Analog-Digital Converter calibration reports an issue after powering up the Steering Column Control Module (SCCM). Steering may not operate as expected.
What you'll see in your Tesla
- Not Available
What triggers it
The Analog-Digital Converter calibration reports an issue in five attempts after powering up the SCCM.
When it clears
The alert clears automatically.
Potential impact
Steering functionality may not operate as expected.
Affected models
Model 3 2024+
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.