Ford Fiesta Mk7 Interior Fuse Relay Box BCM Junction Box Unit 8V5T-14A005-KFF

Ford Fiesta Mk7 Interior Fuse Relay Box BCM Junction Box Unit is a factory module from the Fuses and fuse boxes group, designed to manage power supply and protect electrical circuits in the vehicle. This component integrates the fuse box function with the BCM body control module, allowing for the stable operation of many comfort and safety systems in the Ford Fiesta Mk7.

Specifications and technical data

• SKU: 1709792
• Mark: Ford
• Condition: Used
• OEM Part Number: 1709792
• Substitutable numbers: 8V5T-14A005-KFF, 8V5T14A005KFF, 1709792
• Part type: Fuse Box
• Category: Fuses & Fuse Boxes

Purpose and function in the electrical system

The described BCM fuse and relay box is responsible for power distribution and controlling selected electrical circuits in the vehicle body. Protection and control circuits are concentrated in a single module, which facilitates diagnostics and servicing of the electrical system. Using an original Ford solution helps maintain the proper operating parameters of the installation and reduces the risk of malfunction of electrical consumers.

BCM module construction and OEM advantages

The box combines fuse sockets, relay sockets, and BCM control electronics, creating a cohesive unit mounted in the vehicle compartment in accordance with factory documentation. Using an OEM design ensures:

• compatibility with the electrical harnesses used in the Ford Fiesta Mk7,
• proper arrangement of fuse and relay sockets,
• preservation of the factory logic for controlling body circuits. As a result, installation is orderly, and the electrical system maintains the parameters specified by the vehicle manufacturer.

Benefits of using a pre-owned BCM module

Choosing a pre-owned module from the Fuses and fuse boxes group allows for reduced repair costs while maintaining the original part specification. This type of component is particularly useful for damage resulting from electrical overloads, flooding, or overheating of the existing box. Using a factory module promotes:

• maintaining compatibility with the existing installation and controllers,
• preserving correct communication within the vehicle network,
• reducing the time required for adaptation and configuration. This solution is aimed at users and workshops looking for a reasonable compromise between cost and component quality.

Part identification and compatibility

For the correct selection of the BCM fuse box for a specific version of the Ford Fiesta Mk7, it is crucial to compare the OEM part number and available interchangeable numbers with the vehicle specification. It is also worth verifying the vehicle's equipment markings to ensure compatibility with the functions supported by the module. The product description and the specification section contain data that allows for precise matching of the component to a given vehicle.

Condition and service application

The offered BCM fuse box is a secondary market component, which allows for economical repair of the electrical system without the need to resort to more expensive solutions. This type of module is used both for standard replacement of a damaged box and for more extensive service work related to restoring the efficiency of the installation after a failure. If you are planning a comprehensive repair or upgrade of the electrical installation area in your Ford and need other components from the same group, such as additional boxes, protection modules, or power distributors, check the available parts in the Ford Fuses and fuse boxes category. To better plan your repair budget and make informed use of the used parts market, it is worth reading the guide describing how to reasonably choose second-hand components and where to look for real savings – details can be found in the article Rising repair costs and the boom in used parts – how to save on car service?.