PCS2REXB_a118_dcdcFailedToPrechargeToTarget

The Power Conversion System (PCS) cannot precharge the high voltage (HV) bus.

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

The DCDC converter may not precharge the HV bus to its commanded voltage target, preventing HV battery pack contactors from closing.

Description

The Power Conversion System (PCS) cannot precharge the high voltage (HV) bus.

Cause

The PCS detects one or more conditions preventing it from precharging the HV bus to its commanded voltage target

Clear condition

The DCDC converter is commanded to shut down or receives a new request to precharge the HV bus.

Models

Cybertruck

Visibility

service-fix

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