EPASTS_a260_scoPrivateBusOff

This alert is reported by the SystemConditionObserver_T222 (SCO) component when the private bus-off state is detected. Inter MCU Communication (IMC) problem.

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

EPAS master/silent decision.

Description

This alert is reported by the SystemConditionObserver_T222 (SCO) component when the private bus-off state is detected. Inter MCU Communication (IMC) problem.

Cause

EPAS Inter MCU Communication health status is faulty.

Clear condition

IMC health status is IMC_NORMAL or IMC_ONLY_RX.

Models

Model Y, Model Y 2025+

Visibility

service-fix

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