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Audi U012700

no Communication) with symptom code 358656 (static). In addition to one or more of the above DTCs, the below DTCs may also appear:  DTC U112200 (Data bus implausible message) may

DriveNot yet established by verified evidence.
ChargeNot yet established by verified evidence.
ServiceContact an Audi service center or qualified Audi diagnostic provider for evaluation. The evidence does not establish whether immediate service is required.
Confidence95%

Quick answer

U012700 is documented by Audi as “Tire Pressure Monitoring Control Module - no Communication” with symptom code 358656 (static).

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 U012700 mean?

U012700 is documented by Audi as “Tire Pressure Monitoring Control Module - no Communication” with symptom code 358656 (static).

2. Technical explanation

Verified Audi technical-service-bulletin evidence describes U012700 as a static no-communication DTC for the Tire Pressure Monitoring Control Module. The documented context is that this code may be found in the ABS control module J104 (address word 0003) during pre-delivery inspection (PDI).

3. What system is affected?

Tire Pressure Monitoring Control Module communication; the documented DTC storage location is the ABS control module J104 (address word 0003).

4. How serious is this code?

Not yet established by verified evidence.

5. Symptoms you may notice

  • The ABS/ESC warning lamp may flash in the instrument cluster when the diagnostic tester is connected.
  • U012700 may be found during PDI inspection.

6. Possible causes

  • 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?

Not yet established by verified evidence.

9. What you can safely do

  • Have the vehicle assessed using Audi diagnostic procedures if U012700 is present.
  • Do not infer a high-voltage-system fault from the verified evidence; the documented code concerns communication with the Tire Pressure Monitoring Control Module.

10. Step-by-step troubleshooting

  1. Verify whether U012700 is stored in ABS control module J104 (address word 0003).
  2. Record the associated symptom code; verified bulletin evidence specifies 358656 (static) for U012700.
  3. Check for the other documented accompanying DTCs before diagnosis: U112200 and U112300 may also be present.
  4. Follow the applicable Audi technical-service-bulletin diagnostic process. The supplied evidence does not establish further diagnostic steps.

11. When to contact service

Contact an Audi service center or qualified Audi diagnostic provider for evaluation. The evidence does not establish whether immediate service is required.

12. What the service center may check

  • Scan ABS control module J104 (address word 0003) for U012700.
  • Confirm symptom code 358656 (static).
  • Check whether U112200, documented as Data bus implausible message with symptom code 303616 (static), is also logged.
  • Check whether U112300, documented as Data bus error value received, is also logged.
  • Check whether B2F0100 (Development code 1) is also present; Audi documentation associates it with symptom codes 358656 (static) and 339457 (intermittent).

13. Possible repair or resolution

  • Not yet established by verified evidence.

14. Affected vehicles

15. Related TSBs / service bulletins

  • Audi manufacturer communications filed with NHTSA: MC-10202207-0001, published October 11, 2021; MC-10212112-0001, published May 20, 2022; and MC-10226250-0001, published November 2, 2022.
  • These documents describe U012700 in the stated ABS/ESC-warning/PDI context. The supplied evidence does not establish a repair resolution.

16. Recall information

  • Not yet established by verified evidence.

17. Official manufacturer information

Official NHTSA-hosted Audi manufacturer communications: https://static.nhtsa.gov/odi/tsbs/2021/MC-10202207-0001.pdf ; https://static.nhtsa.gov/odi/tsbs/2022/MC-10212112-0001.pdf ; https://static.nhtsa.gov/odi/tsbs/2022/MC-10226250-0001.pdf

19. Frequently asked questions

What does Audi U012700 mean?

Verified Audi bulletin evidence identifies U012700 as “Tire Pressure Monitoring Control Module - no Communication” with symptom code 358656 (static).

Where may U012700 be stored?

The supplied Audi bulletin evidence states that it may be found in ABS control module J104, address word 0003, during PDI inspection.

Can U012700 occur with other codes?

Yes. The evidence states that U112200 and U112300 may also appear, and it documents B2F0100 in the same bulletin context.

Which vehicles are covered by the supplied applicability evidence?

US-market applicability evidence lists 2022 Audi Q4 e-tron, 2022 Audi e-tron, 2022–2024 Audi e-tron GT, and 2022–2024 Audi RS e-tron GT. Some overlapping entries provide narrower ranges for the GT models.

20. Sources & verification

Verified
Audi U012700: no Communication) with symptom code 358656 (static). In… | EV Diagnostics