DPB_a122_micAsicClkInError
Power braking assist reduced
What does the DPB_a122_micAsicClkInError alert mean?
System ASIC CLKIN alert is detected.
What you'll see in your Tesla
- Power braking assist reduced
- Braking may require increased effort
What triggers it
System ASIC CLKIN input signal is outside of the specified frequency range, uC is monitoring SPI register bit CLKIN_fail_SPI every specified time and the alert is confirmed when this alert bit is set for longer than specified time.
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
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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.