HVBATT family
HVBATT_a005_DcdcExtDisableLatched
Not Available
What does the HVBATT_a005_DcdcExtDisableLatched alert mean?
HVBATT has latched disablement of the DCDC due to an external DCDC disable.
What you'll see in your Tesla
- Not Available
What triggers it
VC_vehiclePowerState == DRIVE AND the external DCDC enable is logic level low.
When it clears
VC_vehiclePowerState != DRIVE AND the external DCDC enable is logic level high AND HVBATT sees that VCREAR is present on CAN.
Potential impact
HVBATT will keep the DCDC disabled, which may prevent the DCDC from providing support to the LV System.
Affected models
Cybertruck
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