PCS detects the HV bus impedance is lower than the expected value.
<0.01% (Extremely rare)
None displayed
Inability to precharge HV bus, inability to support 12V system, inability to drive
PCS detects the HV bus impedance is lower than the expected value.
DCDC converter detects low impedance on HV bus when precharging (short circuit or capacitance too high)
DCDC converter state machine clears faults
Model 3 2017-2023, Model 3 2024+, Model S 2021+, Model X 2021+, Model Y, Model Y 2025+
service-fix
Sign up for Tessie. Try it free for 14 days. Happiness guaranteed.