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Audi B16D7F1

Tail light cluster, right 2, LED faulty

DriveNot yet established by verified evidence.
ChargeNot yet established by verified evidence.
ServiceContact an Audi dealer or qualified Audi service provider for diagnosis of the right rear tail lamp fault.
Confidence95%

Quick answer

Audi DTC B16D7F1 means: “Tail light cluster, right 2, LED faulty.” Verified evidence identifies it as a rear-lighting fault for the 2019 Audi e-tron in the US.

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 B16D7F1 mean?

Audi DTC B16D7F1 means: “Tail light cluster, right 2, LED faulty.” Verified evidence identifies it as a rear-lighting fault for the 2019 Audi e-tron in the US.

2. Technical explanation

The supplied official Audi manufacturer-communication evidence states that B16D7F1 may be stored in the comfort system central control module J393 (address word 0046). The code designation is “Tail light cluster, right 2, LED faulty.”

3. What system is affected?

Right-side rear tail light cluster 2 / LED lighting, monitored by the comfort system central control module J393 (address word 0046).

4. How serious is this code?

Not yet established by verified evidence.

5. Symptoms you may notice

  • A fault code B16D7F1 may be stored in comfort system central control module J393.
  • The verified code meaning identifies a fault involving the LED in right tail light cluster 2.

6. Possible causes

  • The verified evidence establishes only that the DTC identifies the right tail light cluster 2 LED as faulty. The 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?

Not yet established by verified evidence.

9. What you can safely do

  • Arrange diagnosis by an Audi-qualified service provider.
  • Do not rely on the affected rear lamp function until its operation has been checked.
  • Check applicable lighting requirements before operating the vehicle on public roads.

10. Step-by-step troubleshooting

  1. Use a compatible diagnostic tool to confirm whether B16D7F1 is stored in comfort system central control module J393 (address word 0046).
  2. Have a qualified technician inspect and diagnose the right tail light cluster 2 LED fault. Specific diagnostic steps are not established by the supplied verified evidence.

11. When to contact service

Contact an Audi dealer or qualified Audi service provider for diagnosis of the right rear tail lamp fault.

12. What the service center may check

  • Confirm DTC B16D7F1 in comfort system central control module J393 (address word 0046).
  • Assess the right tail light cluster 2 LED fault. Further service checks are 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

  • Audi manufacturer communication A9120862058647_2, published July 14, 2020; filed by NHTSA as MC-10177420-0001. It lists B16D7F1 as “Tail light cluster, right 2, LED faulty” and states that the code may be stored in J393 (address word 0046).
  • Audi manufacturer communication A9120422058647_1, published March 2, 2020; filed by NHTSA as MC-10172756-0001. It lists B16D7F1 as “Tail light cluster, right 2, LED faulty” and states that the code may be stored in J393 (address word 0046).

16. Recall information

  • Not yet established by verified evidence.

17. Official manufacturer information

Verified applicability: 2019 Audi e-tron, US. Official NHTSA-hosted Audi communications: https://static.nhtsa.gov/odi/tsbs/2020/MC-10177420-0001.pdf and https://static.nhtsa.gov/odi/tsbs/2020/MC-10172756-0001.pdf

19. Frequently asked questions

What does Audi code B16D7F1 mean?

It means “Tail light cluster, right 2, LED faulty.”

Which module may store B16D7F1?

The supplied official Audi evidence states that it may be stored in comfort system central control module J393, address word 0046.

Does this code apply to an Audi e-tron?

Verified applicability is the 2019 Audi e-tron in the US.

Is it safe to drive or charge with B16D7F1?

Not yet established by verified evidence.

20. Sources & verification

Verified
Audi B16D7F1: Tail light cluster, right 2, LED faulty | EV Diagnostics