DPB family
DPB_a052_PSIDTimeOut
Power braking assist reduced
What does the DPB_a052_PSIDTimeOut alert mean?
Pressure sensor Time Out after 4 Seconds.
What you'll see in your Tesla
- Power braking assist reduced
- Braking may require increased effort
What triggers it
Pressure sensor sends no ID via Sent Channel. If no IDs are recived after 4 sec, the alert is set.
When it clears
Restart System.
Potential impact
System will be running in fully degraded state. Braking may require increased effort. Hydraulic Boost Compensation will be triggered when driver pressed brake pedal.
Affected models
Model Y 2025+
Track your Tesla's alerts automatically
Alerts like this reach MyTeslaMate through your car's Tesla telemetry API. MyTeslaMate logs every alert your Tesla reports and turns it into readable history and real-time notifications — hosted TeslaMate with no server to run.