DPB_a236_UB6SupplyPathFault

High ohmic UB6 path detected (Large deviation between UB6 & UBB during motor actuation).

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

High ohmic UB6 path detected (Large deviation between UB6 & UBB during motor actuation).

Cause

High ohmic path between UBB and UB6. During motor actuation: If UB6 is less than specified voltage and UBB minus UB6 is greater than specified voltage, then the alert shall be set.

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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