Ford Mondeo Mk4 Headlight Ballast Module HID Xenon 35XT5-3-D1

Ford Mondeo Mk4 Headlight Ballast Module HID Xenon is a specialized component from the Ballasts and igniters for lamps category, designed for the xenon lighting system in the fourth-generation Ford Mondeo. It enables stable operation of xenon headlights, ensuring proper power supply and ignition control, which translates into safe and comfortable road illumination.

Specifications and technical data

• SKU: 1457698
• Mark: Ford
• Condition: Used
• OEM Part Number: 1457698
• Substitutable numbers: 1457698, 7S71-13C170-AA, 7S7113C170AA
• Part type: Headlight Ballast
• Category: Headlight Ballasts & Ignitors

Purpose and function of the module

The offered module is a component of the xenon headlight control system in the Ford Mondeo Mk4. As a ballast, it is responsible for:

• generating the appropriate ignition voltage for xenon lamps,
• stabilizing the bulb operation during illumination,
• working in conjunction with the vehicle's factory electrical installation.

Thanks to this, xenon headlights maintain the correct color and light intensity, and the lighting system operates in a predictable and repeatable manner.

Compatibility and identification parameters

The module has been designed as a part dedicated to Ford, which means it is compatible with the factory wiring, mounts, and control logic in the Mondeo Mk4. The product has an original OEM part number and interchangeable numbers, which facilitates clear identification and selection of the correct component during repair or replacement.

In the technical specification description, you will find full markings that will allow you to compare the module with the part removed from the vehicle or with service documentation. This is particularly important when working with xenon systems, where compliance with electrical and control parameters is crucial for the durability of the entire system.

Product condition and advantages of using a used part

The offered item is a used part, sourced from dismantling, which allows for combining reasonable repair costs with maintaining the manufacturer's original specifications. In practice, this means:

• preserving the factory operating characteristics of xenon headlights,
• better fitment than many low-quality replacements,
• the possibility of an economical repair of the lighting system without giving up OEM parts.

With proper selection and installation, such a module allows for restoring the full functionality of xenon headlights, reducing the risk of errors in the lighting system and improper operation of low-beam lights.

Professional installation and diagnostics

Due to the nature of the xenon ballast's operation, it is recommended that installation be performed by a person with experience in handling high-voltage installations in vehicles. Proper connection and verification of the electrical installation:

• minimize the risk of damaging the newly installed module,
• ensure correct cooperation with the vehicle's sensors and controllers,
• allow for avoiding error messages on the dashboard.

Before installation, it is worth comparing the module markings with the data in the technical specification and with the part removed from the car to confirm full compatibility.

Related Ford lighting components

If you are planning a comprehensive repair or upgrade of the front lighting zone in your Ford and need other elements from the same group, such as additional control modules, igniters, or ballasts for xenon headlights, check the available parts in the Ford ballasts and igniters for lamps category.

More about the cost-effectiveness of used parts

If you are considering a broader repair of electrical systems in your car and want to better understand when choosing a second-hand component is technically and economically justified, it is worth consulting practical guide materials. Useful information can be found in the article When is it worth replacing an alternator with a used one: a practical guide for drivers, which discusses the approach to selecting used components in the context of costs and reliability.