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Fix Tesla "BMS_w010"

Alert Code

BMS_w010

  • BMS_w010_SW_Neg_Contactor
  • There is an issue with the negative contactor drive circuit. This alert may indicate an open pack contactor drive circuit, a falsely closed pack contactor loop

How to fix 

Contactors - HV Battery

Might be an issue with Contactors. 

 

If not done proper way, some of more alert could come (BMS_059 and BMS_f071 etc.)

We had one customer who replaced Contactors and got BMS_059 and BMS_f071 alerts. We helped remotely to fix it. 

 

How to remove and replace

Please find more details Link

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Disclaimer: Tesla, Inc. was not involved in the creation of this document. Tesla did not provide us any info. Tesla did not edit, review or authorize us. We gather this information from Tesla official website and other resources.

Note: It is your responsibility to double check and confirm that the procedures/info mentioned in this blog are applicable to your specific car before performing them. Please contact us or our workshop partner to make sure/confirm. We will be happy to help you.