APS family
APS_w147_vcleftMiaVehBus
Not Available
What does the APS_w147_vcleftMiaVehBus alert mean?
Autopilot Processor Secondary (APS) has not recieved one or more Controller Area Network (CAN) messages from the left vehicle controller (VCLEFT) on the Vehicle Bus, making Autopilot (AP) features unavailable.
What you'll see in your Tesla
- Not Available
What triggers it
APS does not receive one or more CAN messages from VCLEFT on the Vehicle Bus.
When it clears
APS starts receiving all CAN messages from VCLEFT.
Potential impact
Autopilot features will be unavailable since APS forwards these messages to other electronic control units, including radar.
Affected models
Cybertruck
Model 3 2017-2023
Model 3 2024+
Model S 2021+
Model X 2021+
Model Y
Model Y 2025+
Semitruck
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