PCS_a095_dcdcSensorlessModeActive

PCS enables the DCDC control to run under sensorless mode, possibly due to some malfunction hardware.

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

DCDC running under sensorless control mode and some DCDC hardware protection may be affected

Description

PCS enables the DCDC control to run under sensorless mode, possibly due to some malfunction hardware.

Cause

When 5V logic power rail is irrational and DCDC experienced faults when using it is original control scheme

Clear condition

When HVP changes its pcs DCDC command from one to another

Models

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

Visibility

service-fix

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