HVBATT_a138_PackNegCtrOpenFailAuxStillClosed

Negative contactor is expected to be open but aux reports them as still closed.

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

Firmware will try to open the contactor again.

Description

Negative contactor is expected to be open but aux reports them as still closed.

Cause

Contactor state timed out of the OPENING state (and transitioned to AUX_MISMATCH) due to aux reporting the contactor as still closed.

Clear condition

Contactor state is OPEN or PULLED_IN.

Models

Cybertruck

Visibility

service

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