DPB_a243_microSupplyError
Description
Voltage monitor of micro controller has detected an alert of the micro controller supply voltage.
Condition
Core voltage is out of range. In case the core voltage is out of range (over/under-voltage), the Core Voltage Monitor issues a reset. Once the core voltage is in range again, a alert will be reported.
Clear Condition
No internal issue is detected after changing operation cycle. If the condition persists, the DPB module may require replacement.
Potential Impact
System will be running in fully degraded state. Braking may require increased effort. Hydraulic Boost Compensation will be triggered when driver pressed brake pedal.
Customer Facing Message 1
Power braking assist reduced
Customer Facing Message 2
Braking may require increased effort
Audiences
customer;service-fix
Models
Model Y 2025+