Loss of a Protocol Data Unit (PDU) instance. First In, First Out (FIFO) flushed because of an overrun.
<0.01% (Extremely rare)
Power braking assist reduced
Braking may require increased effort
System will be running with internal degraded pedal map. Braking may require increased effort.
Loss of a Protocol Data Unit (PDU) instance. First In, First Out (FIFO) flushed because of an overrun.
Loss of a PDU instance in PDU router (FIFO flushed because of an overrun), FIFO buffer is full and Tx Confirmation for previously Transmitted Pdu is pending and a new request has been received on the same Routing Path.
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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