Dual Core SW-Bist comparison fault.
<0.01% (Extremely rare)
Power braking assist reduced
Braking may require increased effort
System will be running in fully degraded state. Braking may require increased effort. Hydraulic Boost Compensation will be triggered when driver pressed brake pedal.
Dual Core SW-Bist comparison fault.
SW-BIST signatures of both cores are different. Signatures from SW-BIST routines will be calculated from Core 1 and Core 2 and compared if they are equal. Status of comparison is reported to watchdog handler by consumption counter interface.
No internal issue is detected after changing operation cycle. If the condition persists, the DPB module may require replacement.
Model Y 2025+
customer, service-fix
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