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Ford U2404:92

E vehicles may exhibit an erroneous diagnostic trouble code (DTC) U2404:92 stored in the GWM after a Ford Power-Up software update was delivered over-the-air (OTA) or the GWM softw

Common search variants: U240492 · U2404-92 · U2404 92 · U2404_92 · Search ignores case and common separators.

DriveNot yet established by verified evidence.
ChargeNot yet established by verified evidence.
ServiceContact a Ford dealer or qualified service provider if there are customer concerns, if additional diagnostic trouble codes are present, or if evaluation beyond identifying this post-update GWM code is needed.
Confidence95%

Quick answer

For certain 2021 Ford Mustang Mach-E vehicles in the US, DTC U2404:92 may be stored in the Gateway Module (GWM) after a Ford Power-Up over-the-air update or a GWM update using FDRS. Ford describes it as an erroneous DTC when no related customer concerns are present.

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 U2404:92 mean?

For certain 2021 Ford Mustang Mach-E vehicles in the US, DTC U2404:92 may be stored in the Gateway Module (GWM) after a Ford Power-Up over-the-air update or a GWM update using FDRS. Ford describes it as an erroneous DTC when no related customer concerns are present.

2. Technical explanation

Ford SSM 50638 states that various software parameters within the GWM may cause U2404:92 to set after a GWM software update delivered by Ford Power-Up OTA or performed with the Ford Diagnosis and Repair System (FDRS). The supplied evidence does not include the remainder of Ford’s diagnostic or repair instruction.

3. What system is affected?

Gateway Module (GWM).

4. How serious is this code?

Not yet established by verified evidence.

5. Symptoms you may notice

  • A stored U2404:92 DTC in the GWM after a Ford Power-Up OTA update or GWM update using FDRS.
  • Ford’s communication specifically addresses cases where no customer concerns are present.

6. Possible causes

  • Various software parameters within the Gateway Module after its software is updated.

7. Can I still drive the vehicle?

Not yet established by verified evidence.

8. Can I charge the vehicle?

Not yet established by verified evidence.

9. What you can safely do

  • If U2404:92 is found during normal diagnostics, document whether any customer concerns are present and provide the DTC context to a Ford dealer or qualified service provider.
  • Do not assume this code alone identifies a high-voltage battery or charging-system fault; the verified evidence identifies the GWM and a post-update software context.

10. Step-by-step troubleshooting

  1. Confirm whether the vehicle is a 2021 US Ford Mustang Mach-E.
  2. Confirm whether a Ford Power-Up OTA update or GWM software update using FDRS occurred before the code was identified.
  3. Confirm that U2404:92 is stored in the GWM.
  4. Check whether there are customer concerns associated with the code. Further diagnostic steps are not established by the supplied verified evidence.

11. When to contact service

Contact a Ford dealer or qualified service provider if there are customer concerns, if additional diagnostic trouble codes are present, or if evaluation beyond identifying this post-update GWM code is needed.

12. What the service center may check

  • Verify the DTC is U2404:92 and is stored in the GWM.
  • Review GWM software-update history, including Ford Power-Up OTA and FDRS updates.
  • Assess whether customer concerns are present. No additional service procedure is established by the supplied evidence.

13. Possible repair or resolution

  • Not yet established by verified evidence.

14. Affected vehicles

15. Related TSBs / service bulletins

  • Ford SSM 50638, published March 25, 2022: 2021 Mustang Mach-E—Erroneous DTC U2404:92 Setting in the GWM After GWM Software Update. NHTSA manufacturer communication PDF 10209383: https://static.nhtsa.gov/odi/tsbs/2022/MC-10209383-0001.pdf

16. Recall information

  • Not yet established by verified evidence.

17. Official manufacturer information

The supplied official source is Ford SSM 50638, published by NHTSA as manufacturer communication PDF 10209383. It applies in the supplied evidence to 2021 Ford Mustang Mach-E vehicles in the US.

19. Frequently asked questions

What does U2404:92 mean for a 2021 Mustang Mach-E?

Ford reports that this DTC can be erroneous when stored in the GWM after a Ford Power-Up OTA update or a GWM software update using FDRS.

What causes this code?

Ford attributes the post-update condition to various software parameters within the GWM.

Does U2404:92 confirm a vehicle fault?

No. The supplied Ford communication describes it as an erroneous DTC when identified during normal diagnostics and the vehicle has no customer concerns.

Is it safe to drive or charge?

Not yet established by verified evidence.

20. Sources & verification

Verified
Ford U2404:92: E vehicles may exhibit an erroneous diagnostic trouble… | EV Diagnostics