MyTeslaMate
HVLINK family

HVLINK_a078_FcPosCtrFellOpenLowCoilCurrent

Not Available

What does the HVLINK_a078_FcPosCtrFellOpenLowCoilCurrent alert mean?

Positive contactor opened unexpectedly due to insufficient coil drive current.

What you'll see in your Tesla

  • Not Available

What triggers it

Contactor state exited ECONOMIZED because coil current was too low.

When it clears

Contactor state is ECONOMIZED.

Potential impact

Vehicle will stop charging.

Affected models

Semitruck

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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.