EPASTP family
EPASTP_a002_adcMuxErr
Not Available
What does the EPASTP_a002_adcMuxErr alert mean?
This alert is reported by the ADCDriverCD_TC3x component when Analog-Digital Converter (ADC) multiplexer testing failed, the root cause also can be reference problems or short-to-GND/short-to-supply type pin errors.
What you'll see in your Tesla
- Not Available
What triggers it
Measured REF voltage or Measured GND voltage are out of range.
When it clears
Perform EPAS Software update. If error persists, replace HW.
Potential impact
EPAS full loss of assist.
Affected models
Model Y
Model Y 2025+
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