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Acura U35AF

If all of these DTCs are NOT SET as current or history this bulletin does not apply; continue with normal troubleshooting. 2. Follow

DriveUnknown. The supplied verified evidence does not state whether the vehicle is safe to drive.
ChargeUnknown. The supplied verified evidence does not state whether the vehicle is safe to charge.
ServiceContact an Acura service facility for diagnosis, especially if U35AF is accompanied by the complete DTC group required by bulletin B25-025.
Confidence95%

Quick answer

For a 2024 Acura ZDX in the US, U35AF is listed in Acura bulletin B25-025 only as part of a required group of DTCs. The bulletin applies only when all listed DTCs are set as current or history; otherwise, it directs normal troubleshooting.

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 U35AF mean?

For a 2024 Acura ZDX in the US, U35AF is listed in Acura bulletin B25-025 only as part of a required group of DTCs. The bulletin applies only when all listed DTCs are set as current or history; otherwise, it directs normal troubleshooting.

2. Technical explanation

Verified evidence identifies U35AF in NHTSA-posted Acura manufacturer communication B25-025. The provided bulletin excerpt does not define a component-level meaning for U35AF. It states that the vehicle must have all of the specified DTCs set, either current or history, for the bulletin to apply. If they are not all set, normal troubleshooting should continue.

3. What system is affected?

Not yet established by verified evidence.

4. How serious is this code?

Unknown. The supplied verified evidence does not provide a severity classification.

5. Symptoms you may notice

  • Not yet established by verified evidence.

6. Possible causes

  • Not yet established by verified evidence.

7. Can I still drive the vehicle?

Unknown. The supplied verified evidence does not state whether the vehicle is safe to drive.

8. Can I charge the vehicle?

Unknown. The supplied verified evidence does not state whether the vehicle is safe to charge.

9. What you can safely do

  • Have a qualified Acura service facility confirm which DTCs are current or stored in history.
  • Use Acura bulletin B25-025 only if every DTC in its required list is present as current or history.
  • If the complete required DTC set is not present, continue with normal troubleshooting as directed by the bulletin.

10. Step-by-step troubleshooting

  1. Verify whether all of these DTCs are set as current or history: P2C8A, P2C8B, U3577, U3578, U3579, U357A, U357B, U357C, U357D, U357E, U357F, U3580, and U35AF.
  2. If all listed DTCs are set, bulletin B25-025 may apply.
  3. If all listed DTCs are not set, the bulletin states that it does not apply and normal troubleshooting should continue.

11. When to contact service

Contact an Acura service facility for diagnosis, especially if U35AF is accompanied by the complete DTC group required by bulletin B25-025.

12. What the service center may check

  • Retrieve current and history DTCs.
  • Confirm whether the complete bulletin-required DTC group is present.
  • Determine whether Acura bulletin B25-025 applies based on that complete DTC review.

13. Possible repair or resolution

  • Not yet established by verified evidence. The supplied bulletin excerpt does not include the repair procedure or final resolution.

14. Affected vehicles

15. Related TSBs / service bulletins

  • Acura bulletin B25-025, published through NHTSA as Manufacturer Communication PDF 11019256 on 2025-05-23. It applies only when P2C8A, P2C8B, U3577, U3578, U3579, U357A, U357B, U357C, U357D, U357E, U357F, U3580, and U35AF are all set as current or history.

16. Recall information

  • Not yet established by verified evidence.

17. Official manufacturer information

Official source: NHTSA Manufacturer Communication PDF 11019256, Acura bulletin B25-025: https://static.nhtsa.gov/odi/tsbs/2025/MC-11019256-0001.pdf

19. Frequently asked questions

What does U35AF mean on a 2024 Acura ZDX?

The supplied verified evidence does not provide a standalone component-level definition. It identifies U35AF as one member of a DTC group used to determine applicability of Acura bulletin B25-025.

Does bulletin B25-025 apply when U35AF is the only code present?

No. The bulletin excerpt says all listed DTCs must be set as current or history. If they are not all set, the bulletin does not apply and normal troubleshooting should continue.

Which vehicles are covered by the verified applicability data?

The verified applicability data identifies the 2024 Acura ZDX in the United States.

20. Sources & verification

Verified
Acura U35AF: If all of these DTCs are NOT SET as current or history… | EV Diagnostics