HVBATT family
HVBATT_a039_DriveInverterHvilOpen
High voltage system error detected
What does the HVBATT_a039_DriveInverterHvilOpen alert mean?
The Drive Inverter (DI) High Voltage Interlock Loop (HVIL) connection is open, breaking 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 DI HVIL is reported as open.
When it clears
The DI 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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