HVREX family
HVREX_a391_TrexBusOff
Not Available
What does the HVREX_a391_TrexBusOff alert mean?
The Range Extender (TREX) bus is in the BusOff state.
What you'll see in your Tesla
- Not Available
What triggers it
TREX bus is experiencing a condition affecting its functionality, causing it to enter the BusOff state.
When it clears
The TREX bus state is stable and no longer in BusOff.
Potential impact
The TREX bus is unable to communicate with other components.
Affected models
Cybertruck
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