PCS_a093_powerRailRationality

PCS detects one of its logical power rail's measurement becomes irrational.

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

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

Description

PCS detects one of its logical power rail's measurement becomes irrational.

Cause

Power conversion system detects that a logical power rail voltage is outside expected range for more than one second

Clear condition

Power conversion system detects that all logical power rail voltages are within expected range for more than one second

Models

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

Visibility

service

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