Alert Details

PCS_a045_hvBusLowImpedance

Description

PCS detects the HV bus impedance is lower than the expected value.

Condition

DCDC converter detects low impedance on HV bus when precharging (short circuit or capacitance too high)

Clear Condition

DCDC converter state machine clears faults

Potential Impact

Inability to precharge HV bus, inability to support 12V system, inability to drive

Customer Facing Message 1

Not Available

Customer Facing Message 2

Not Available

Audiences

service-fix

Models

Model 3 2017-2023;Model 3 2024+;Model S 2021+;Model X 2021+;Model Y;Model Y 2025+