DPB_a228_supplyASICInitFault

Initial test/check for ASIC supply parts failed.

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

Initial test/check for ASIC supply parts failed.

Cause

Defect or deviation of ASIC configuration on software and hardware side. Test checks if the voltage regulator configuration of the ASIC matches the software configuration.

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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