MyTeslaMate
HVLINK family

HVLINK_a018_HvilBlockingHvUp

Unable to drive

What does the HVLINK_a018_HvilBlockingHvUp alert mean?

HV Up is blocked by HVLINK because HVIL is not good.

What you'll see in your Tesla

  • Unable to drive
  • PULL OVER SAFELY

What triggers it

HVIL is not good and BMS requests that the DC Link be energized

When it clears

All HVIL is good or BMS no longer requests that the DC Link be energized

Potential impact

DC Link may fail to energize

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.