MyTeslaMate
DPB family

DPB_a261_WdhAsicWdCmdMissing

Power braking assist reduced

What does the DPB_a261_WdhAsicWdCmdMissing alert mean?

At least one command number for safe backbone monitoring not scheduled from system asic watchdog.

What you'll see in your Tesla

  • Power braking assist reduced
  • Braking may require increased effort

What triggers it

One or more command numbers for safe backbone monitoring and tests are not scheduled by system ASIC. System ASIC defect. All 50 command numbers have to be scheduled by system ASIC during monitoring interval.

When it clears

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

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.