MyTeslaMate
BMSSEMI family

BMSSEMI_a037_SocHighAhError

Not Available

What does the BMSSEMI_a037_SocHighAhError alert mean?

An SocByAh saturation of 3% occurred while State of Charge (SOC) saturation was active.

What you'll see in your Tesla

  • Not Available

What triggers it

An SocByAh saturation of >3% occurred while SOC saturation was active.

When it clears

All bricks have <1% SocByAh saturation.

Potential impact

Battery Management System Semi (BMSSEMI) likely overestimates SOC of some bricks due to incorrect Calculated Amp-hour Capacity (CAC) or Coulomb counting.

Affected models

Semitruck

Track your Tesla's alerts automatically

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.