Startup safety test detected an alert of uC safety logic.
<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.
Startup safety test detected an alert of uC safety logic.
Malfunction of the micro controller safety logic, During start up the safety logic (e.g. Flash/RAM ECC) of the micro controller is tested. If one of these tests fails RBuCSafetyLogicFault is reported.
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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