DPB_a241_uCSafetyNotification

micro controller memory/peripheral guard has detected a violation event by an unauthorized busmaster.

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

System will be running with full assistant for driver brake request.

Description

micro controller memory/peripheral guard has detected a violation event by an unauthorized busmaster.

Cause

micro controller memory guard detected an access violation by an unauthorized busmaster (e.g. blocked write to RAM, read/write to peripheral etc.), If a guard violation is detected the information alert is set.

Clear condition

No internal issue is detected after changing operation cycle. If the condition persists, the DPB module may require replacement.

Models

Model Y 2025+

Visibility

service

Want to track your firmware alerts, trips and more?

Sign up for Tessie. Try it free for 14 days. Happiness guaranteed.