Ford Focus Mk3 Mondeo Mk4 Bluetooth Hands Free Control Module 8M5T-19C112-AT

Ford Focus Mk3 Mondeo Mk4 Bluetooth Hands Free Control Module is a component from the Electronic control modules and controllers group, designed to integrate the factory hands-free kit with the audio system in Ford vehicles. It is responsible for stable Bluetooth communication between the phone and the vehicle, ensuring convenient hands-free calling without taking your hands off the steering wheel.

Specifications and technical data

• SKU: 8M5T-19C112-AT
• Mark: Ford
• Condition: Used
• OEM Part Number: 8M5T-19C112-AT
• Substitutable numbers: 1806653, 8M5T19C112AV, 8M5T-19C112-AV, 8M5T-19C112-AT, 8M5T19C112AT
• Category: ECUs & Computer Modules

Purpose and function of the module

The Bluetooth hands-free module used in Ford Focus Mk3 and Mondeo Mk4 models is designed as a factory controller responsible for handling phone calls via the Bluetooth interface. It works with the factory radio and the vehicle's electrical system, enabling:

• pairing a phone with the onboard system,
• making calls using the factory microphone and speakers,
• operating hands-free functions via the car's buttons (depending on vehicle configuration),
• maintaining consistency with the original Ford electronic architecture.

By using an original module from the same family of controllers, compatibility with the vehicle's communication bus and proper cooperation with other comfort systems are maintained.

Benefits of using an original Ford module

Choosing an original module from the Electronic control modules and controllers group for Ford allows you to maintain the consistency of the vehicle's electronic system. The controller is designed for a specific platform, which translates into:

• proper recognition by the electrical system without the need for wiring modifications,
• preservation of factory hands-free kit functions,
• reduction of the risk of conflicts with other comfort modules and controllers in the car.

This solution is particularly beneficial for repairs following a module failure, restoring the functionality of the Bluetooth system in a way that is identical to the factory standard.

Characteristics of the used module

The offered item is used, which in practice means it comes from vehicle dismantling and has been previously operated. Such modules are often chosen as an economical alternative to new controllers, while maintaining the original design and fit for Ford installations. Before installation, it is recommended to perform a standard diagnostic procedure and – if required for a specific vehicle – appropriate configuration or adaptation using service tools.

Selection and compatibility in service practice

When selecting a Bluetooth hands-free module for a Ford, it is crucial to match it to the specific equipment version and vehicle model year. In workshop practice, attention is paid to compatibility with the existing audio system and electrical installation to avoid communication bus issues and errors in comfort controllers. If in doubt, it is worth referring to part numbers and interchangeable numbers, which are specified in the product's technical specifications.

To better understand when choosing a used controller or module is cost-effective, it is worth reading the guide: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?

Expanding the Ford electronics system

If you are planning a comprehensive repair or upgrade of the onboard electronics in your Ford and need other components from the same group, such as comfort modules, multimedia system controllers, or other communication controllers, check the available parts in the Ford electronic control modules and controllers category.

Additional information on the cost-effectiveness of purchasing original, replacement, and used parts is also provided in the article: Original, replacement, or used – which car parts are the most cost-effective?