VCRIGHT_a258_PTCStuckInBoot

PTC heater stuck in bootloader due to high current at startup.

 Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

May result in reduced HVAC heating performance

Description

PTC heater stuck in bootloader due to high current at startup.

Cause

PTC is sending out boot ID when not intended, indicating that it is stuck in bootloader

Clear condition

PTC is not longer sending out boot ID

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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