DPB_a054_unsupportedHW

The software flashed to the Decoupled Power Brake (DPB) is not supported.

 Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

Power braking assist reduced
Braking may require increased effort

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.

Description

The software flashed to the Decoupled Power Brake (DPB) is not supported.

Cause

Incorrect software has been flashed to the DPB ECU. The software reports the DPB ECU is unsupported.

Clear condition

No internal issue is detected after changing operation cycle. If the condition persists, the DPB module may require replacement.

Models

Model Y 2025+

Visibility

customer, service-fix

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