The Integrated Dynamic Brake (IDB) CHASSIS Controller Area Network (CAN) bus is off.
<0.01% (Extremely rare)
None displayed
IDB diagnostics may not be available, and the IDB may not be able to communicate over CHASSIS bus.
The Integrated Dynamic Brake (IDB) CHASSIS Controller Area Network (CAN) bus is off.
No CAN traffic is received via the CHASSIS CAN bus (IDB connector pins 9, 10).
10 or more valid CAN frames are received via the CHASSIS CAN bus. If the issue persists, a CAN line issue requiring repair is possible.
Model Y 2025+
service-fix
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