HVLINK family
HVLINK_a011_DcLinkBusOpen
Not Available
What does the HVLINK_a011_DcLinkBusOpen alert mean?
Warns if the DCLink bus impedance is too high during precharge.
What you'll see in your Tesla
- Not Available
What triggers it
The precharge Integrated Circuit (IC) sets the prechargeDone hardware line, indicating that the DCLink bus voltage has reached 1100V.
When it clears
The Precharge IC clears its prechargeDone hardware line.
Potential impact
The vehicle will not be able to precharge its contactors.
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.