MERCEDES-BENZ
LI82.85-P-080507
Manufacturer communications
- Publication date
- 2026-04-20
- Received by NHTSA
- 2026-04-27
- NHTSA record numbers
- 11031582
Manufacturer summary
Original wording in English
Complaint After successful commissioning of the HERMES control unit (N112/9) with XENTRY Diagnosis DVD 03/2026, the message "SOS - service not activated" appears on the instrument cluster. In addition, the following two conditions are also met:
• HERMES (N112/9) control unit: event code B15CE00 is ACTIVE and STORED (A+S)
• Vehicle Documentation System: For the HERMES control unit, the EID1, EID2, ICCID, IMEI, IMSI, TELNR fields in the "Identification/Serial number" column have the value "-" Cause Still under analysis Remedy Recommissioning of the HERMES control unit (N112/9) using XENTRY Diagnosis version 12/2025. This is mandatory: XENTRY→ "N112/9 - Control unit for telematics services (HERMES)" -> "Adaptations" -> "Control unit commissioning" -> "Commissioning of previously installed control unit"
• HERMES (N112/9) control unit: event code B15CE00 is ACTIVE and STORED (A+S)
• Vehicle Documentation System: For the HERMES control unit, the EID1, EID2, ICCID, IMEI, IMSI, TELNR fields in the "Identification/Serial number" column have the value "-" Cause Still under analysis Remedy Recommissioning of the HERMES control unit (N112/9) using XENTRY Diagnosis version 12/2025. This is mandatory: XENTRY→ "N112/9 - Control unit for telematics services (HERMES)" -> "Adaptations" -> "Control unit commissioning" -> "Commissioning of previously installed control unit"
Reported code forms
Check vehicle applicability
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
| Make | Model | Model year |
|---|---|---|
| Mercedes-Benz | AMG G 55 | 2004 |
| Mercedes-Benz | AMG G 55 | 2003 |
| Mercedes-Benz | AMG G63 | 2024 |
| Mercedes-Benz | AMG G63 | 2023 |
| Mercedes-Benz | AMG G63 | 2022 |
| Mercedes-Benz | AMG G63 | 2021 |
| Mercedes-Benz | AMG G63 | 2020 |
| Mercedes-Benz | AMG G63 | 2019 |
| Mercedes-Benz | AMG G63 | 2018 |
| Mercedes-Benz | AMG G63 | 2017 |
| Mercedes-Benz | AMG G63 | 2016 |
| Mercedes-Benz | AMG G63 | 2015 |
| Mercedes-Benz | AMG G63 | 2014 |
| Mercedes-Benz | AMG G63 | 2013 |
| Mercedes-Benz | AMG G65 | 2018 |
| Mercedes-Benz | AMG G65 | 2017 |
| Mercedes-Benz | AMG G65 | 2016 |
| Mercedes-Benz | G 550 | 2025 |
| Mercedes-Benz | G 550 | 2024 |
| Mercedes-Benz | G 550 | 2023 |
| Mercedes-Benz | G 550 | 2022 |
| Mercedes-Benz | G 550 | 2021 |
| Mercedes-Benz | G 550 | 2020 |
| Mercedes-Benz | G 550 | 2019 |
| Mercedes-Benz | G500 | 2008 |
| Mercedes-Benz | G500 | 2007 |
| Mercedes-Benz | G500 | 2006 |
| Mercedes-Benz | G500 | 2005 |
| Mercedes-Benz | G500 | 2004 |
| Mercedes-Benz | G500 | 2003 |