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Tesla UMC_w007

Mobile Connector control box temperature high Let Mobile Connector cool to resume charging

Common search variants: UMCw007 · UMC-w007 · UMC w007 · Search ignores case and common separators.

DriveNot yet established by verified evidence.
ChargeCharging was interrupted while this alert is active. The alert instructs the user to let the Mobile Connector cool to resume charging.
ServiceWhether service is required is not yet established by verified evidence.
Confidence95%

Quick answer

UMC_w007 means charging was interrupted because the Tesla Mobile Connector detected a high temperature inside its control-box housing. Let the Mobile Connector cool before attempting to resume charging.

This page separates verified manufacturer/regulator evidence from supporting material. Unsupported causes, repairs or safety conclusions are not guessed.

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1. What does UMC_w007 mean?

UMC_w007 means charging was interrupted because the Tesla Mobile Connector detected a high temperature inside its control-box housing. Let the Mobile Connector cool before attempting to resume charging.

2. Technical explanation

This is a Tesla OEM alert for the Mobile Connector, not a vehicle fault code. Verified Tesla owner-documentation communications state that the Mobile Connector detected high temperature inside its control-box housing and interrupted charging.

3. What system is affected?

Tesla Mobile Connector control-box housing.

4. How serious is this code?

Severity is not established by the supplied verified evidence.

5. Symptoms you may notice

  • Charging is interrupted.
  • The vehicle displays UMC_w007: “Mobile Connector control box temperature high Let Mobile Connector cool to resume charging.”

6. Possible causes

  • The Mobile Connector detected a high temperature inside its control-box housing.
  • The supplied evidence specifically directs checking whether the Mobile Connector is covered by anything or whether a heat source is nearby. Further causes are not yet established by verified evidence.

7. Can I still drive the vehicle?

Not yet established by verified evidence.

8. Can I charge the vehicle?

Charging was interrupted while this alert is active. The alert instructs the user to let the Mobile Connector cool to resume charging.

9. What you can safely do

  • Let the Mobile Connector cool.
  • Make sure the Mobile Connector is not covered by anything.
  • Make sure there is no heat source nearby.
  • For Mobile Connector status-light and charging-issue guidance, refer to the product owner’s manual.

10. Step-by-step troubleshooting

  1. Confirm that the Mobile Connector is uncovered.
  2. Confirm that no heat source is nearby.
  3. Allow the Mobile Connector to cool before attempting to resume charging.
  4. Refer to the product owner’s manual for troubleshooting Mobile Connector status lights and charging issues.

11. When to contact service

Whether service is required is not yet established by verified evidence.

12. What the service center may check

  • Not yet established by verified evidence.

13. Possible repair or resolution

  • Not yet established by verified evidence.

14. Affected vehicles

15. Related TSBs / service bulletins

  • NHTSA Manufacturer Communication PDF 10253660: Index381 (published 2024-03-26): https://static.nhtsa.gov/odi/tsbs/2024/MC-10253660-9999.pdf
  • NHTSA Manufacturer Communication PDF 10250483: ManualC (published 2023-12-01): https://static.nhtsa.gov/odi/tsbs/2023/MC-10250483-9999.pdf
  • NHTSA Manufacturer Communication PDF 10250482: ManualB (published 2023-12-01): https://static.nhtsa.gov/odi/tsbs/2023/MC-10250482-9999.pdf

16. Recall information

  • Not yet established by verified evidence.

17. Official manufacturer information

Verified NHTSA-hosted Tesla owner-documentation communications describe UMC_w007 as a Mobile Connector control-box over-temperature alert. Verified U.S. applicability: Tesla Model 3, model years 2017–2023; Tesla Model S, model years 2012–2023; and Tesla Model X, model years 2016–2023.

19. Frequently asked questions

What does Tesla UMC_w007 mean?

It means charging was interrupted because the Mobile Connector detected a high temperature inside its control-box housing.

What should I do when UMC_w007 appears?

Let the Mobile Connector cool, ensure it is not covered, and ensure no heat source is nearby.

Can I resume charging after UMC_w007?

The alert states to let the Mobile Connector cool to resume charging.

20. Sources & verification

Verified
Show all 24 verified sources
Tesla UMC_w007: Mobile Connector control box temperature high Let… | EV Diagnostics