BMS family
BMS_a167_SW_FC_Partial_Weld
Unable to charge
What does the BMS_a167_SW_FC_Partial_Weld alert mean?
The battery management system (BMS) detects that one of the FC link contactors is welded.
What you'll see in your Tesla
- Unable to charge
- Charge port door must be closed to drive
What triggers it
The BMS detects that one of the FC link contactors is welded.
When it clears
The BMS detects that the condition clears.
Potential impact
This alert is primarily informational.
Affected models
Model 3 2017-2023
Model 3 2024+
Model S 2021+
Model X 2021+
Model Y
Model Y 2025+
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