Mercedes W205 W213 C238 Bluetooth Hermes LTE Control Unit Module A2139002210

The Mercedes W205 W213 C238 Bluetooth Hermes LTE Control Module is an advanced connectivity component designed for integrating Bluetooth and LTE services in Mercedes vehicles. This genuine module from the Electronic Control Units and Controllers category ensures stable communication with the car's factory electronics and high-quality data transmission.

Specifications and technical data

• SKU: A2229004619
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2229004619
• Substitutable numbers: A2229004619, A 222 900 46 19
• Category: ECUs & Computer Modules

Module Application and Function

This controller is responsible for managing Bluetooth functions and LTE services in W205, W213, and C238 series vehicles, working in conjunction with the factory multimedia and telematics system. As an original part, specifically designed for the Mercedes platform, it is optimized for communication with the vehicle's bus system and integration with the existing electronic architecture.

The module acts as a central connectivity hub, enabling functions such as making phone calls via the hands-free system, LTE data transmission to the onboard system, and interaction with the manufacturer's online services, provided they are active in the specific vehicle instance.

Benefits of Using an Original Controller

Replacing a damaged or faulty component with an original control module allows for the full functionality of the connectivity system to be maintained without requiring any installation modifications. In practice, this means:

• maintaining factory integration with the vehicle's multimedia system and menus,
• proper cooperation with the existing wiring harness and connectors,
• consistency with the vehicle's software and the operational logic of comfort and safety systems.

For the user, this translates to stable Bluetooth functionality, predictable LTE system behavior, and the absence of compatibility issues common with non-original solutions.

Technical Characteristics and Vehicle Integration

The module belongs to the Electronic Control Units and Controllers group, meaning it communicates with other vehicle controllers via the communication bus. Its correct operation requires matching the hardware and software configuration to the specific vehicle instance. In practice, when selecting this part, it is crucial to pay attention to:

• compatibility with the vehicle platform (body series and generation),
• appropriate manufacturer markings,
• the potential need for adaptation or coding after installation.

Due to the specific nature of onboard electronics, installation by a workshop experienced with Mercedes systems and possessing the necessary diagnostic software is recommended.

Product Condition and Practical Aspects

The offered module is a used item, which translates to a favorable cost-to-functionality ratio while maintaining original manufacturing quality. This type of part allows for economical repair of the connectivity system without compromising on factory technical solutions. Prior to installation, standard verification of the vehicle's electrical system and checking for any error codes stored in the control units' memory is advised.

For more information on how to safely and consciously choose used electronic components, please refer to our guide: Used Automotive Electronics – How to Choose Control Modules and Sensors by VIN/OEM.

Why Choose This Module for Your Mercedes

The Mercedes W205 W213 C238 Bluetooth Hermes LTE Control Module is a solution for users who wish to restore full connectivity system functionality or replace a faulty component with an original part. After correct selection and installation, the module enables comfortable use of Bluetooth functions and LTE services, in accordance with the vehicle's factory specifications. For additional support in choosing other onboard electronic components, you can explore our category Electronic Control Units and Controllers – Parts Offer{data-blogs=category}, where you will find a wide selection of compatible controllers for various models.