Alert Details

EPASTP_a047_epmVregVoltFail

Description

This alert is reported by the ExternalPowerManager_A8140x (EPM) component when it detects VREG over and under voltage.

Condition

EPAS ECU EPM device voltage monitoring failed (VREG over/under-voltage).

Clear Condition

EPAS HW failure. EPAS power cycle N times and if persists, the gear needs to be changed.

Potential Impact

EPAS full loss of assist.

Customer Facing Message 1

Not Available

Customer Facing Message 2

Not Available

Audiences

service-fix

Models

Model Y;Model Y 2025+