Mercedes C118 W167 W177 W243 W247 Keyless Control Module Unit ECU A1679009230

Mercedes C118 W167 W177 W243 W247 Keyless Control Module Unit ECU is a specialized component from the Ignition Accessories group, responsible for managing keyless entry and vehicle starting systems. The offered control unit comes from a Mercedes vehicle and is intended for users who expect a proven, factory-original solution for the keyless system in modern models of this brand.

Specifications and technical data

• SKU: A1679009230
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1679009230
• Substitutable numbers: A1679009230, A 167 900 92 30
• Category: Ignition Modules

Purpose and function of the Keyless control unit

The presented keyless ECU module works with the keyless entry and engine start system in selected Mercedes models from the C118, W167, W177, W243, and W247 series. Its task is to process signals from the key and comfort system antennas, and then transmit appropriate commands to the ignition and immobilizer systems. This allows the driver to use the proximity vehicle unlocking and push-button engine start functions without the need to use a traditional key in the ignition.

Benefits of using an original Mercedes module

Using an original keyless control unit in the ignition system ensures high compatibility with the factory electrical installation and vehicle software. Such a module is designed to work with safety systems, the immobilizer, and comfort electronics, which reduces the risk of communication errors and starting problems. For workshops and users, this means stable system operation, predictable vehicle behavior, and the ability to perform proper diagnostics using factory service tools.

Product characteristics and service application

The offered item from the Ignition Accessories group is suitable both for replacing a damaged control unit and for work related to electronics retrofitting or upgrading the vehicle with a keyless system within compatible configurations. The product is intended for professional service centers and advanced users who have the appropriate diagnostic equipment for module adaptation and configuration in the vehicle. Thanks to its factory origin, it is possible to maintain consistency with other control units in the CAN network and ensure proper cooperation with the ignition system and steering lock.

Condition, verification, and installation aspects

The control unit is offered as a used part, which allows for an economical restoration of the keyless system's functionality in a Mercedes vehicle. Before installation, a standard diagnostic procedure and matching the module to the specific vehicle according to the manufacturer's guidelines are recommended. A properly selected and configured keyless control unit enables smooth operation of the comfort access function while maintaining the required level of vehicle security.

Expanding the ignition system in Mercedes

If you are planning a comprehensive repair or upgrade of the ignition system area in your Mercedes and need other elements from the same group, such as coils, control modules, or additional electronic components, check the available parts in the Mercedes Ignition Accessories category.

For users interested in optimizing service costs and making informed part choices, it is worth checking out advice on economical vehicle operation – you can find practical tips in the article Economical operation of a Ford – where to look for the greatest savings in mechanical and body repairs, which shows how to plan repairs using OEM parts.