DPB_a050 — Supply Undervoltage Lvl3
Full alert identifier: DPB_a050_supplyUndervoltageLvl3
Alert description
The voltage supplied to the Decoupled Power Brake (DPB) ECU is below the undervoltage shutdown threshold. Brake system performance is reduced.
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
The voltage supplied to the DPB ECU is less than the undervoltage shutdown threshold.
Clear condition
The issue shall be reset if the supply voltage rises above the undervoltage shutdown level.
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of DPB_a050.