MyTeslaMate
BMSSEMI family

BMSSEMI_a004_ChargeFailure

Unable to charge

What does the BMSSEMI_a004_ChargeFailure alert mean?

A vehicle condition has been detected while charging or attempting to charge.

What you'll see in your Tesla

  • Unable to charge
  • Disconnect and retry

What triggers it

A vehicle condition has occurred while attempting to charge and no more retries are available.

When it clears

Charge cable is disconnected.

Potential impact

Vehicle will be unable to charge.

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.