MERCEDES-BENZ
LI54.21-P-079255
Manufacturer communications
- Publication date
- 2026-01-31
- Received by NHTSA
- 2026-01-31
- NHTSA record numbers
- 11027903
Manufacturer summary
Original wording in English
Complaint Combustion engine does not start, MIL (Malfunction Indication Light) may light up in instrument cluster, only electric driving possible. Fault code P0E2F00 logged in control unit BMS N82/10. Cause Auxiliary consumer fuse in the HV battery has an open circuit, caused by a short circuit in the auxiliary consumer line. Remedy Requirement: Before carrying out test work, it must be ensured that the person performing the work has successfully completed the required qualification for work on the high-voltage system. Qualification according to WIS is required to replace the auxiliary consumer fuse including eLearning T3057D-US.TTB. Note: If the fault "P0E2F00 The electrical fuse B for the high voltage has a malfunction" is stored in the N82/10 BMS control unit, the HV protocol must also be checked to see whether the fuse for the auxiliary consumers is ok. Check: To determine the causing HV component in the auxiliary consumer line, please follow and process the guided troubleshooting of the fault "P0E2F00 The electrical fuse B for the high voltage has a malfunction" saved in the N82/10 BMS control unit.
Reported code forms
Check vehicle applicability
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| Make | Model | Model year |
|---|---|---|
| Mercedes-Benz | AMG S 63 E 4MATIC+ | 2025 |
| Mercedes-Benz | AMG S 63 E 4MATIC+ | 2024 |
| Mercedes-Benz | AMG S 63 E 4MATIC+ | 2023 |