EPASTS_a191_sbcscpVcp2VucVoltFail

This alert is reported by the SBCStartupCauseProvider_A8140x (SBCSCP) component in case of MCU I/O power supply (VDD_IO) monitor by SBC and under/over voltage on the second charge pump. Against power supply faults of the main microcontroller.

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

EPAS full loss of assist.

Description

This alert is reported by the SBCStartupCauseProvider_A8140x (SBCSCP) component in case of MCU I/O power supply (VDD_IO) monitor by SBC and under/over voltage on the second charge pump. Against power supply faults of the main microcontroller.

Cause

Under or over voltage on 5V MCU and VCP2 supplies.

Clear condition

EPAS power cycle and normal voltage on 5V MCU and VCP2 supplies.

Models

Model Y, Model Y 2025+

Visibility

service-fix

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