The voltage supplied to the Decoupled Power Brake (DPB) ECU is below the undervoltage threshold. Brake system performance is reduced.
<0.01% (Extremely rare)
None displayed
System will be running with full assistant for driver brake request.
The voltage supplied to the Decoupled Power Brake (DPB) ECU is below the undervoltage threshold. Brake system performance is reduced.
The voltage supplied to the DPB ECU is less than expected at a level 2 threshold.
No issue is detected in current operation cycle. Voltage supplied rises above the undervoltage threshold.
Model Y 2025+
service
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