ESP family
ESP_a096_chassisBusPassive
Not Available
What does the ESP_a096_chassisBusPassive alert mean?
The CAN Bus status is monitored cyclically, when ever there is a line interruption on can bus or disturbance which leads to Error passive, fault is registerd
What you'll see in your Tesla
- Not Available
What triggers it
ESP is not receiving any message traffic on CHASSIS bus
When it clears
Check CHASSIS bus for continuity and traffic on bus. Confirm CHASSIS bus issues with MIA alerts on other devices. Power cycle.
Potential impact
VDC/TC disabled
Affected models
Cybertruck
Model 3 2017-2023
Model 3 2024+
Model S 2021+
Model X 2021+
Model Y
Model Y 2025+
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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.