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Tesla CC_a006

Unable to charge - Wall Connector overcurrent Disconnect and retry or use different equipment

Common search variants: CCa006 · CC-a006 · CC a006 · Search ignores case and common separators.

DriveNot yet established by verified evidence.
ChargeCharging with the affected Wall Connector is unavailable while CC_a006 is active. The alert advises retrying or using different equipment; successful charging with other equipment is not guaranteed by the supplied evidence.
ServiceContact Tesla if the issue persists. Tesla documentation also advises consulting an electrician for a persistent Wall Connector issue.
Confidence95%

Quick answer

CC_a006 means the Wall Connector’s overcurrent protection has activated and charging is unavailable. Tesla’s documented action is to reduce the vehicle charge-current setting; if the issue persists, service is required. The alert also advises disconnecting and retrying or using different equipment.

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1. What does CC_a006 mean?

CC_a006 means the Wall Connector’s overcurrent protection has activated and charging is unavailable. Tesla’s documented action is to reduce the vehicle charge-current setting; if the issue persists, service is required. The alert also advises disconnecting and retrying or using different equipment.

2. Technical explanation

Verified Tesla documentation identifies CC_a006 as: “Unable to charge - Wall Connector overcurrent.” It states that overcurrent protection has activated. This is a charging-equipment-related alert associated with use of a Wall Connector; the supplied evidence does not establish a specific failed component or electrical cause.

3. What system is affected?

Tesla Wall Connector / AC charging equipment. The supplied evidence does not establish a vehicle subsystem fault.

4. How serious is this code?

Tesla’s documentation states that service is required if the condition persists. A severity classification is not otherwise established by verified evidence.

5. Symptoms you may notice

  • Charging is unavailable.
  • The vehicle displays CC_a006: “Unable to charge - Wall Connector overcurrent.”
  • Overcurrent protection has activated.

6. Possible causes

  • Overcurrent protection has activated at the Wall Connector.
  • A more specific underlying cause is 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 with the affected Wall Connector is unavailable while CC_a006 is active. The alert advises retrying or using different equipment; successful charging with other equipment is not guaranteed by the supplied evidence.

9. What you can safely do

  • Reduce the vehicle charge-current setting.
  • Disconnect and retry charging.
  • Use different charging equipment, as stated in the alert.
  • If the condition persists, consult an electrician or contact Tesla.
  • Refer to the installation guide for the Wall Connector.

10. Step-by-step troubleshooting

  1. Reduce the vehicle charge-current setting and retry charging.
  2. If the issue persists, Tesla documentation states that service is required.
  3. Some supplied Tesla documentation also instructs turning OFF the circuit breaker servicing the Wall Connector, waiting 10 seconds, turning it back ON, and reconnecting the Wall Connector. If the issue persists, consult an electrician or contact Tesla.

11. When to contact service

Contact Tesla if the issue persists. Tesla documentation also advises consulting an electrician for a persistent Wall Connector issue.

12. What the service center may check

  • Confirm the reported CC_a006 condition and whether it persists after reducing the vehicle charge-current setting.
  • Evaluate the Wall Connector installation in accordance with its installation guide. Further diagnostic steps are not yet established by verified evidence.

13. Possible repair or resolution

  • Not yet established by verified evidence. Tesla documentation states that service is required if the condition persists.

14. Affected vehicles

15. Related TSBs / service bulletins

  • NHTSA manufacturer communications containing Tesla owner documentation for CC_a006 include MC-10253666 (published 2024-03-27), MC-10253661 (2024-03-26), MC-10250480 (2023-12-01), MC-10247832 (2023-10-24), and MC-10238117 (2023-05-08). These documents describe the alert, recommend reducing charge current, and advise service if it persists.
  • Official source example: https://static.nhtsa.gov/odi/tsbs/2024/MC-10253666-9999.pdf

16. Recall information

  • Not yet established by verified evidence.

17. Official manufacturer information

Official NHTSA-hosted Tesla manufacturer communications state that CC_a006 is a Wall Connector overcurrent alert. See: https://static.nhtsa.gov/odi/tsbs/2024/MC-10253666-9999.pdf

19. Frequently asked questions

What does Tesla alert CC_a006 mean?

It means Wall Connector overcurrent protection has activated and the vehicle is unable to charge.

What should I do when CC_a006 appears?

Tesla documentation directs the user to reduce the vehicle charge-current setting. The alert also advises disconnecting and retrying or using different equipment.

What if CC_a006 keeps returning?

Tesla documentation states that service is required if the issue persists, and advises consulting an electrician or contacting Tesla.

Does CC_a006 mean the vehicle itself has a confirmed fault?

Not yet established by verified evidence. The supplied documentation identifies a Wall Connector overcurrent-protection condition.

20. Sources & verification

Accepted ResearchVerified
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Tesla CC_a006: Unable to charge - Wall Connector overcurrent… | EV Diagnostics