HVREX family
HVREX_a038_ShuntAsicComms
Not Available
What does the HVREX_a038_ShuntAsicComms alert mean?
Sets immediately on SPI comms errors for visibility into the health of the comms interface
What you'll see in your Tesla
- Not Available
What triggers it
Communication error with the shunt asic on single SPI
When it clears
On next error-free SPI communications with the shunt asic
Potential impact
ShuntAsicFault is at risk of being triggered soon
Affected models
Cybertruck
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.