EPASTS_a047_epmVregVoltFail
EPASTS_a047_epmVregVoltFail
Alert Information
Category
Other
Severity
critical
Live Incidence Rate
<0.01%
Models
Model Y
Description
This alert is reported by the ExternalPowerManager_A8140x (EPM) component when it detects VREG over and under voltage.
Potential Impact
EPAS full loss of assist.
Set 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.