DPB_a036_lossOfPDUInstanceDetected
DPB_a036_lossOfPDUInstanceDetected
Alert Information
Category
Other
Severity
critical
Live Incidence Rate
<0.01%
Models
Model Y
Description
Loss of a Protocol Data Unit (PDU) instance. First In, First Out (FIFO) flushed because of an overrun.
Potential Impact
System will be running with internal degraded pedal map. Braking may require increased effort.
Set Condition
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.
Clear Condition
No internal issue is detected after changing operation cycle. If the condition persists, the DPB module may require replacement.