HVBATT family
HVBATT_a046_CompressorHvilOpen
High voltage system error detected
What does the HVBATT_a046_CompressorHvilOpen alert mean?
The HV Compressor (CMPT) High Voltage Interlock Loop (HVIL) is reported as open, breaking the overall High Voltage Battery (HVBATT) HVIL.
What you'll see in your Tesla
- High voltage system error detected
- Vehicle may not restart - Service is required
What triggers it
The CMPT HVIL is reported as open.
When it clears
The CMPT HVIL must be closed by rectifying the source of opening.
Potential impact
Vehicle may be unable to enter drive and may be unable to charge.
Affected models
Cybertruck
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