HVLINK family
HVLINK_a012_DcLinkBusShort
Not Available
What does the HVLINK_a012_DcLinkBusShort alert mean?
The DCLink bus is shorted, preventing the ability to precharge contactors.
What you'll see in your Tesla
- Not Available
What triggers it
The energy consumed by the precharge Integrated Circuit (IC) during a precharge event exceeds the maximum allowed precharge energy.
When it clears
The High Voltage DC Link Controller (HVLINK) begins a new precharge attempt.
Potential impact
Precharging will be halted and the vehicle will be unable 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.