Description
The 256-900-31-00-80 is a genuine Mercedes-Benz complete electronic control unit intended for select 2019–2026 AMG, sedan, and SUV models equipped with a 3.0L inline-six Electric/Gas powertrain. This factory electronic assembly is specified for vehicles with the corresponding control system architecture and must be matched to the original module configuration.
Vehicle Compatibility
| Year |
Vehicle |
Engine |
Trims |
| 2019 |
Mercedes-Benz AMG GT 53 |
3.0L L6 Electric/Gas |
Base |
| 2019 |
Mercedes-Benz CLS450 |
3.0L L6 Electric/Gas |
4Matic, Base |
| 2019 |
Mercedes-Benz CLS53 AMG |
3.0L L6 Electric/Gas |
4Matic |
| 2019 |
Mercedes-Benz E53 AMG |
3.0L L6 Electric/Gas |
4Matic |
| 2020 |
Mercedes-Benz AMG GT 53 |
3.0L L6 Electric/Gas |
Base |
| 2020 |
Mercedes-Benz CLS450 |
3.0L L6 Electric/Gas |
4Matic, Base |
| 2020 |
Mercedes-Benz CLS53 AMG |
3.0L L6 Electric/Gas |
4Matic |
| 2020 |
Mercedes-Benz E53 AMG |
3.0L L6 Electric/Gas |
4Matic |
| 2020 |
Mercedes-Benz GLE450 |
3.0L L6 Electric/Gas |
4Matic |
| 2020 |
Mercedes-Benz GLS450 |
3.0L L6 Electric/Gas |
4Matic |
| 2021 |
Mercedes-Benz AMG GT 43 |
3.0L L6 Electric/Gas |
Base |
| 2021 |
Mercedes-Benz AMG GT 53 |
3.0L L6 Electric/Gas |
Base |
| 2021 |
Mercedes-Benz CLS450 |
3.0L L6 Electric/Gas |
4Matic, Base |
| 2021 |
Mercedes-Benz CLS53 AMG |
3.0L L6 Electric/Gas |
4Matic |
| 2021 |
Mercedes-Benz E53 AMG |
3.0L L6 Electric/Gas |
4Matic |
| 2021 |
Mercedes-Benz GLE450 |
3.0L L6 Electric/Gas |
4Matic |
| 2021 |
Mercedes-Benz GLE53 AMG |
3.0L L6 Electric/Gas |
4Matic |
| 2021 |
Mercedes-Benz GLS450 |
3.0L L6 Electric/Gas |
4Matic |
| 2021 |
Mercedes-Benz S500 |
3.0L L6 Electric/Gas |
4Matic |
| 2022 |
Mercedes-Benz AMG GT 43 |
3.0L L6 Electric/Gas |
Base |
| 2022 |
Mercedes-Benz AMG GT 53 |
3.0L L6 Electric/Gas |
Base |
| 2022 |
Mercedes-Benz CLS450 |
3.0L L6 Electric/Gas |
4Matic |
| 2022 |
Mercedes-Benz E53 AMG |
3.0L L6 Electric/Gas |
4Matic |
| 2022 |
Mercedes-Benz GLE450 |
3.0L L6 Electric/Gas |
4Matic |
| 2022 |
Mercedes-Benz GLE53 AMG |
3.0L L6 Electric/Gas |
4Matic |
| 2022 |
Mercedes-Benz GLS450 |
3.0L L6 Electric/Gas |
4Matic |
| 2022 |
Mercedes-Benz S500 |
3.0L L6 Electric/Gas |
4Matic |
| 2023 |
Mercedes-Benz AMG GT 43 |
3.0L L6 Electric/Gas |
Base |
| 2023 |
Mercedes-Benz AMG GT 53 |
3.0L L6 Electric/Gas |
Base |
| 2023 |
Mercedes-Benz CLS450 |
3.0L L6 Electric/Gas |
4Matic |
| 2023 |
Mercedes-Benz E53 AMG |
3.0L L6 Electric/Gas |
4Matic |
| 2023 |
Mercedes-Benz GLE450 |
3.0L L6 Electric/Gas |
4Matic |
| 2023 |
Mercedes-Benz GLE53 AMG |
3.0L L6 Electric/Gas |
4Matic+ |
| 2023 |
Mercedes-Benz GLS450 |
3.0L L6 Electric/Gas |
4Matic |
| 2023 |
Mercedes-Benz S500 |
3.0L L6 Electric/Gas |
4Matic |
| 2024 |
Mercedes-Benz AMG GT 43 |
3.0L L6 Electric/Gas |
Base |
| 2024 |
Mercedes-Benz AMG GT 53 |
3.0L L6 Electric/Gas |
Base |
| 2024 |
Mercedes-Benz GLE450 |
3.0L L6 Electric/Gas |
4Matic |
| 2024 |
Mercedes-Benz GLE53 AMG |
3.0L L6 Electric/Gas |
4Matic+ |
| 2024 |
Mercedes-Benz GLS450 |
3.0L L6 Electric/Gas |
4Matic |
| 2024 |
Mercedes-Benz S500 |
3.0L L6 Electric/Gas |
4Matic |
| 2025 |
Mercedes-Benz AMG GT 43 |
3.0L L6 Electric/Gas |
4Matic+ |
| 2025 |
Mercedes-Benz AMG GT 53 |
3.0L L6 Electric/Gas |
Base |
| 2025 |
Mercedes-Benz E53 AMG |
3.0L L6 Electric/Gas |
4Matic+ |
| 2025 |
Mercedes-Benz GLE450 |
3.0L L6 Electric/Gas |
4Matic |
| 2025 |
Mercedes-Benz GLE53 AMG |
3.0L L6 Electric/Gas |
4Matic+ |
| 2025 |
Mercedes-Benz GLS450 |
3.0L L6 Electric/Gas |
4Matic |
| 2025 |
Mercedes-Benz S500 |
3.0L L6 Electric/Gas |
4Matic |
| 2026 |
Mercedes-Benz AMG GT 43 |
3.0L L6 Electric/Gas |
4Matic+ |
| 2026 |
Mercedes-Benz E53 AMG |
3.0L L6 Electric/Gas |
4Matic+ |
| 2026 |
Mercedes-Benz GLE450 |
3.0L L6 Electric/Gas |
4Matic |
| 2026 |
Mercedes-Benz GLE53 AMG |
3.0L L6 Electric/Gas |
4Matic+ |
| 2026 |
Mercedes-Benz GLS450 |
3.0L L6 Electric/Gas |
4Matic |
| 2026 |
Mercedes-Benz S500 |
3.0L L6 Electric/Gas |
4Matic |
General Specifications
| Condition |
New |
| Part Number |
256-900-31-00-80 |
| Brand |
Mercedes-Benz |
| Part Type |
Control Unit, Complete |
| Years |
2019–2026 |
| Vehicle |
Mercedes-Benz AMG GT 43, AMG GT 53, CLS450, CLS53 AMG, E53 AMG, GLE450, GLE53 AMG, GLS450, S500 |
| Engine |
3.0L L6 Electric/Gas |
| Fuel Type |
Electric/Gas |
| Fitment Type |
Direct Replacement |
Product Features
The 256-900-31-00-80 complete control unit is manufactured for the designated electrical equipment and electronic control arrangements of compatible Mercedes-Benz vehicles:
- Delivered as a complete electronic assembly for the specified factory application
- Intended for selected Mercedes-Benz models produced between 2019 and 2026
- Suitable for listed 3.0L inline-six engines with Electric/Gas technology
- Covers designated AMG GT, CLS, E-Class, GLE, GLS, and S-Class configurations
- Designed to occupy the corresponding original control unit installation position
- Accommodates applicable Base, 4Matic, and 4Matic+ vehicle specifications
- Requires the correct electrical interface and compatible electronic system setup
Application Notes
The 256-900-31-00-80 is intended for select Mercedes-Benz AMG GT 43, AMG GT 53, CLS450, CLS53 AMG, E53 AMG, GLE450, GLE53 AMG, GLS450, and S500 applications with the specified 3.0L Electric/Gas engine. Before installation, confirm the factory module configuration and determine whether Mercedes-Benz coding, initialization, or diagnostic procedures are necessary.
Always check the vehicle VIN, original electronic control unit identification, factory connector specifications, and required programming procedures before installation.