DPB_a243 — Micro Supply Error
Full alert identifier: DPB_a243_microSupplyError
Alert description
Voltage monitor of micro controller has detected an alert of the micro controller supply voltage.
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.
Set 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.
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of DPB_a243.