Tesla Model 3 alerts codes

USM_a100 / USM_a100_CANbus_MIA

Alert Description
More than half of the ECUs on a either the VEH or PARTY bus are missing more than half their messages while the bus should be active

Potential Impact
Vehicle functionality may be degraded.

Set condition
If 50% or more of the ECUs the local ECUs listens to are MIA, and the local ECU receives from more than 3 ECUs on this bus. An ECU is MIA if more than 50% of its messages are MIA and that ECU is considered CAN active (see specific ECU's MIA alert for CAN active conditions).

Clear condition
setCondition is no longer true.

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