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2023-2026 Audi Models Emergency Call LED Not Green TSB

Audi has issued Technical Service Bulletin (TSB) 2079652/1 for various 2023-2026 models where the emergency call LED in the roof module does not light up green. This TSB outlines diagnostic steps and repair procedures for issues affecting the eCall system, including communication interruptions and…

ByAhmet Topcu — Founder & Editor-in-Chief2023 Audi e-tron
2023 Audi e-tron — manufacturer_communication document image 1
Source: NHTSA manufacturer_communication 11025293
TSB 2079652/1Emergency call LED in roof module not lit up in greeneCall LED not greenA039emergency call module J949data bus diagnostic interface J533information electronics J794Connectivity box LowConnectivity box HighOCU3
Audi A3
2022–2026
Audi A4
2021–2025
Audi A4 allroad
2021–2025
Audi A5
2021–2024
Audi A6
2021–2025
Audi A6 allroad
2021–2026
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Audi A7
2021–2025
Audi A7 e
2021–2022
Audi A8 L e
2021
Audi e-tron
2021–2022
Audi e-tron GT
2022–2026
Audi e-tron Sportback
2021–2022
Audi Q3
2021–2025
Audi Q5
2021–2025
Audi Q5 e
2021, 2023, 2024, 2025
Audi Q7
2021–2026
Audi Q8
2021–2026
Audi R8
2021–2023
Audi RS 3
2022–2026
Audi RS 5
2021–2024
Audi RS 6 Avant
2021–2026
Audi RS 7
2021–2026
Audi RS e-tron GT
2022, 2023, 2024, 2026
Audi RS Q8
2021–2026
Audi S e-tron GT
2026
Audi S3
2022–2026
Audi S4
2021–2025
Audi S5
2021–2024
Audi S6
2021–2025
Audi S7
2021–2025
Audi S8
2021–2026
Audi SQ5
2021–2025
Audi SQ7
2021–2026
Audi SQ8
2021–2026
Audi TT
2021–2023
Audi TT RS
2021–2022
Audi TTS
2021–2023

Owners of various 2023-2026 Audi models may experience an issue where the emergency call LED in the roof module does not light up green. This condition, often described as an "Emergency call LED in roof module not lit up in green," indicates a potential malfunction within the vehicle's eCall system or related online services. Audi has released Technical Service Bulletin (TSB) 2079652/1 to guide technicians in diagnosing and resolving this specific complaint.

Symptoms

The primary symptom is the Audi e-tron emergency call LED in the roof module failing to illuminate green. This can be accompanied by several related issues concerning the vehicle's online services and emergency call functionality, including:

  • Manual online emergency call functionality not working.
  • Interference display for emergency call service appearing in the malfunction display symbols.
  • Automatic online roadside assistance call functionality not working.
  • Automatic emergency call functionality not working.

Diagnosis / Trigger Conditions

Diagnosing the

Frequently Asked Questions

What does it mean if my Audi's emergency call LED is not green?
If the emergency call LED in your Audi's roof module is not lighting up green, it indicates a potential issue with the eCall system. This could mean that manual or automatic emergency call functions, or online roadside assistance, may not be working correctly.
What should I do if my Audi e-tron emergency call LED is not green?
If your Audi e-tron emergency call LED is not green, you should take your vehicle to an authorized Audi service center. Technicians will follow TSB 2079652/1 to diagnose the problem, which involves checking for adequate GPS and mobile reception, evaluating the eCall status, and performing various system tests or resets.
Are there specific fault codes or modules associated with the Audi emergency call LED issue?
Yes, the TSB mentions a specific damage code A039, which stands for "emergency call LED not green." The issue can also be linked to event memory entries in the data bus diagnostic interface J533 or the emergency call module J949, and sometimes the information electronics J794.
Is the repair for an Audi emergency call LED not green covered under warranty?
Warranty coverage depends on your vehicle's specific warranty status and the cause of the fault. Audi TSB 2079652/1 provides specific service numbers (e.g., 9107, 9145, 9170, 9035) and damage code combinations for invoicing, which helps determine how the repair is billed according to Audi's warranty guidelines.

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