DPB_a090_flashFault

The Decoupled Power Brake (DPB) reports an issue during flashing.

 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 Decoupled Power Brake (DPB) reports an issue during flashing.

Cause

A flash error like an incorrect checksum or single error overflow is detected.

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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