DPB_a036_lossOfPDUInstanceDetected
Power braking assist reduced
What does the DPB_a036_lossOfPDUInstanceDetected alert mean?
Loss of a Protocol Data Unit (PDU) instance. First In, First Out (FIFO) flushed because of an overrun.
What you'll see in your Tesla
- Power braking assist reduced
- Braking may require increased effort
What triggers it
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.
When it clears
Sufficient time should be provided before a new request, so that the previous transmission confirmation is received
Potential impact
System will be running with internal degraded pedal map. Braking may require increased effort.
Affected models
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