2016-2026 Audi e-call LED Not Green TSB 2079652
This Technical Service Bulletin (TSB) 2079652/2 details diagnostic and repair procedures for 2016-2026 Audi vehicles where the emergency call LED in the roof module is not lit up green. It covers various scenarios, from eCall system status to communication errors, and outlines specific service…

Şu araçlar için de geçerli
- 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
- Audi A7
- 2021–2025
- Audi A7 e
- 2021–2022
- Audi A8 L e
- 2021
- Audi e-tron
- 2021, 2023
- 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
- 2022–2026
- Audi RS Q8
- 2021–2026
- 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
▸ 30 tane daha göster▾ Daha az göster
Symptoms
Owners of 2016-2026 Audi vehicles equipped with e-call functionality may observe that the "emergency call LED in roof module not lit up in green". This indicates a potential issue with the vehicle's eCall system, which is designed to automatically contact emergency services. The LED should typically illuminate green to confirm the system is active and ready.
Revision History
This Technical Service Bulletin (TSB) 2079652/2 is a revision of a previously issued document. The initial publication, Revision 1, was released on October 14, 2025. This current Revision 2, released on December 11, 2025, includes updates to the Condition section, an added model table, revised warranty information, and updated service verbiage.
Important Warnings
Diagnosis and Trigger Conditions
To diagnose why the "Audi e-call LED not green" condition is present, technicians should first move the vehicle into an open-air location to ensure adequate GPS and mobile phone reception. After switching on the ignition, they must wait at least 30 seconds before evaluating the emergency call LED in the roof module based on its feedback pattern. The TSB outlines several scenarios:
eCall (emergency call) Status
| Fall | LED Feedback | Status |
|---|---|---|
| 1 | Red, Green, Red, Green | eCall ongoing |
| 2 | Red, Red, Red, Red | eCall disabled |
| 3 | Red, Green, Red, Green | Predelivery state |
| 4 | Red, Red, Red, Red | Error |
| 5 | Red, Green, Red, Green | eCall not available |
| 6 | Green, Green, Green, Green | eCall available |
| Timing | 0.5s, 0.5s, 0.5s, 0.5s, 0.5s, 0.5s, 0.5s, 0.5s, 0.5s, 0.5s, 0.5s, 0.5s, 0.5s, 0.5s, 0.5s |
Each
Frequently Asked Questions
- What does 'emergency call LED in roof module not lit up in green' mean?
- This message indicates a potential issue with your Audi's eCall system, which is designed to automatically contact emergency services in case of a crash. The LED should normally be green to show the system is available and functioning correctly.
- How will a technician diagnose the Audi e-call LED not green issue?
- As per TSB 2079652/2, technicians will assess the LED's behavior after ensuring good GPS and mobile reception. They will follow a diagnostic chart based on the LED's flashing pattern to determine if the eCall system is ongoing, disabled, in a pre-delivery state, or has an error. Further steps involve checking for IT errors, relevant TSBs, privacy settings, and performing module restarts.
- Is the repair for the Audi e-call LED not green covered under warranty?
- Warranty coverage for the Audi e-call LED not green issue depends on the vehicle's warranty status and the root cause of the problem. Technical Service Bulletin 2079652/2 outlines specific service numbers for invoicing, differentiating between issues caused by vehicle technology and external factors like network problems. If your vehicle is outside of warranty, the bulletin serves as informational guidance for repairs.
- What is the purpose of TSB 2079652/2?
- TSB 2079652/2 provides Audi technicians with a comprehensive guide to diagnose and resolve instances where the emergency call LED in the roof module of 2016-2026 Audi vehicles is not lit green. It details diagnostic scenarios, repair procedures like control unit restarts and backend registrations, and specific warranty claim instructions to ensure proper resolution of the eCall system fault.
Related Articles
2022 Audi e-tron Problems: Electrical System & Braking Concerns
The 2022 Audi e-tron has faced significant owner complaints regarding its electrical system, including sudden power loss and charging hazards, as well as various braking malfunctions. This profile details these issues and relevant service bulletins.
2022-2026 Audi Guided Fault Finding Reporting Obligation
Audi has issued Technical Service Bulletin TPI 2033392, also known as Transaction No. 2081531/1, regarding a reporting obligation for technicians when Guided Fault Finding produces an unexpected result. This TSB outlines the process for contacting Audi Product Support for diagnostic assistance.
2022-2026 Audi Infotainment System Complaints
Audi has released Technical Service Bulletin (TSB) 2081405/1 to address various customer complaints regarding infotainment systems in 2022-2026 Audi vehicles. This TSB helps technicians diagnose issues often caused by external media or mobile devices, rather than vehicle technology.
2018-2026 Audi Models Cracking Noise TSB 2061464/11
Audi Technical Service Bulletin 2061464/11 describes a cracking noise from the front or rear axle when changing direction in various 2018-2026 Audi models. The issue is due to stub axle movement and is resolved by bonding the stub axle to the wheel bearing with locking fluid.
2022-2026 Audi Parking Aid False Warnings TSB 2024323/13
Audi has released Technical Service Bulletin 2024323/13 to address customer complaints of false parking aid warnings. This bulletin details various environmental and vehicle-specific conditions that can cause the parking aid system to issue alerts even when no obstacles are present. It provides…
Yorum bırakın
Yorumlar moderasyondan geçer ve görünmesi biraz zaman alabilir. Sadece adınız ve soyadınızın baş harfi herkese açık olarak gösterilir.
Yorumlar
İlk yorum sizden olsun.