Ford Focus Mk3 Horn Alarm Sound Signal Signal Pair Hight Low Tone BM5T-13A803-AB

Ford Focus Mk3 Horn Alarm Sound Signal Signal Pair Hight Low Tone is a factory-original sound signal set designed for the warning system in the third-generation Focus model. The set includes both a high-tone and a low-tone horn, ensuring a clear, audible acoustic signal in traffic. This solution allows for maintaining the original sound characteristics and full compatibility with the vehicle's electrical system.

Specifications and technical data

• SKU: BM5T13A803AB
• Mark: Ford
• Condition: Used
• OEM Part Number: BM5T13A803AB
• Substitutable numbers: BM5T13A803AB, BM5T-13A803-AB
• Part type: Electric Horn
• Category: Horns

Purpose and function of the set

The presented set from the Horns category has been designed as a component of the vehicle's acoustic safety system. The use of two tones – high and low – provides a clear, wide-band signal that is easily recognizable by other road users, even in dense urban environments. The dual-tone sound signal system promotes:

• better audibility in noisy environments,
• maintaining the factory horn sound characteristic of Ford,
• proper operation with the original relay and the vehicle's electrical installation.

Technical characteristics and compatibility

The pair of horns was developed by the manufacturer for direct installation in the Ford Focus Mk3, maintaining factory mounting points and the intended connection method. As a result, this component can be used as a replacement for the existing set without the need for wiring modifications or additional harness upgrades. The product has a dedicated OEM part number and associated replacement numbers, which facilitates clear identification and selection of the correct component for a specific equipment version. Such markings are particularly important when comparing parts in service catalogs and parts selection systems.

Product condition and service application

The offered horn is a used component, making it an attractive solution for cost-effective repair of the sound signal system. This type of component is suitable both for replacing a damaged horn and for restoring full system functionality after a collision or interference with the front part of the vehicle. Using an original sub-assembly from the same product group allows for maintaining consistent operating parameters, including sound characteristics and proper cooperation with the factory electrical installation and safety systems.

Benefits of choosing an original Ford horn

By choosing this horn set, you gain:

• factory fitment for the Ford Focus Mk3,
• preservation of the original acoustic signal characteristics,
• the ability to install in place of the existing set without additional modifications,
• a reasonable compromise between repair cost and component quality. Thanks to this, the product is a practical solution both for workshops specializing in Ford service and for users who independently maintain the technical condition of their vehicle.

Expansion of the Ford sound signal system

If you are planning a comprehensive repair or upgrade of the sound signal zone in your Ford and need other elements from the same group, such as additional signals, mounts, or supplementary acoustic components, check the available parts in the Ford Horns category. When planning repairs and upgrades in a Ford, it is also worth checking out practical tips regarding component selection, cost-effective replacement, and combining original parts with tuning – this is discussed in detail in the article Spare parts for Ford – tuning and cost-effective repairs, which can help in making an informed choice between new and used components.