256-900-12-00 Genuine Mercedes-Benz Control Unit For 3.0L L6 Hybrid Models

Description

The 256-900-12-00 is a genuine Mercedes-Benz electronic control unit supplied as a complete assembly for select 2019–2026 Mercedes-Benz vehicles equipped with 3.0L inline-six Electric/Gas powertrains. This module is intended for the corresponding factory electronic system and must match the original vehicle equipment and control unit configuration.

Vehicle Compatibility

General Specifications

Product Features

The 256-900-12-00 electronic control unit is intended for the factory electronic systems of the specified Mercedes-Benz applications:

• Complete electronic control unit assembly for the corresponding factory installation
• Compatible with listed Mercedes-Benz models equipped with 3.0L inline-six hybrid powertrains
• Designed for integration with the vehicle's original electrical architecture
• Supports the specified AMG, CLS, E-Class, GLE, GLS, and S-Class applications
• Maintains the original control unit arrangement when correctly configured
• Intended for installation using the corresponding factory mounting and electrical connections

Application Notes

The 256-900-12-00 control unit is intended for the listed Mercedes-Benz vehicles with the 3.0L inline-six Electric/Gas powertrain and matching factory electronic equipment. Check the original module identification and determine whether coding or initialization is required before installation.

Always confirm the VIN, original control unit number, electrical compatibility, and programming requirements before installing the module.