Ford Fiesta ST Mk8 Ignition Coil Pack 1.5 EcoBoost Petrol HX7G-12A366-AA

Ford Fiesta ST Mk8 Ignition Coil Pack 1.5 EcoBoost Petrol is an ignition system component designed specifically for the EcoBoost petrol engine, ensuring stable spark generation under demanding engine operating conditions. The offered coil belongs to the Ignition coils group and is designed for precise integration with the ignition control system in the sporty Fiesta ST version. Thanks to its OEM design, it maintains factory performance parameters and ensures proper engine operation.

Specifications and technical data

• SKU: 2311876
• Mark: Ford
• Condition: Used
• OEM Part Number: 2311876
• Substitutable numbers: HX7G-12A366-AA, HX7G12A366AA, 2311876
• Fuel type: Petrol
• Part type: Ignition Coil
• Category: Ignition Coils

Application and function in the 1.5 EcoBoost engine

The ignition coil in the 1.5 EcoBoost petrol engine is responsible for converting low voltage from the vehicle's electrical system into the high voltage required for the spark to jump across the spark plug. In turbocharged units, such as the Fiesta ST, the stability and consistency of the spark have a direct impact on performance, fuel consumption, and exhaust emissions. Using an original design dedicated to this engine helps maintain correct combustion parameters across the full load range.

Benefits of using an original Ford ignition coil

Selecting an ignition coil that complies with Ford's factory specifications reduces the risk of misfires, starting problems on both hot and cold engines, and power drops at higher RPMs. Appropriate voltage characteristics and ignition pulse rise time are crucial for the operation of modern direct-injection petrol engines, which is why using OEM solutions is particularly recommended for high-performance cars such as the Fiesta ST Mk8.

This component works with the factory engine control unit, which has been calibrated specifically for this type of coil. As a result, the ignition system maintains predictable behavior under various operating conditions, which translates into smooth acceleration and stable idling.

Operational characteristics and installation

The offered ignition coil is designed for a petrol-powered engine, which is important for the selection of insulation, thermal resistance, and operating characteristics at high engine bay temperatures. The design intended for direct mounting on the spark plug reduces energy losses and minimizes the risk of insulation breakdown. In practice, this translates into a more consistent spark throughout the entire rev range.

Replacing the coil in this model is a standard service operation and, provided basic safety rules are followed, can be performed in a short time. Direct fitment for the 1.5 EcoBoost unit eliminates the need for additional modifications or adaptations, which is important for both workshops and users servicing the vehicle themselves.

Condition of the item and cost-effectiveness

The product is offered as a used part, which allows for an economical repair of the ignition system while maintaining the manufacturer's original specifications. For many users of sporty Ford versions, this is a reasonable compromise between cost and maintaining factory engine performance. In the case of symptoms such as jerking during acceleration, uneven idling, or sporadic ignition errors, replacing the coil with a functional OEM element is one of the primary diagnostic and repair steps.

Selecting an ignition coil for a Ford – support in system upgrades

If you are planning a comprehensive repair or upgrade of the engine area in your Ford and need other components from the same group, such as additional coils, ignition control modules, or ignition wiring harnesses, check out the available parts in the Ford Ignition coils category.

For drivers interested in a broader perspective on selecting used electrical and lighting components for cars, including LED and Xenon headlights, the following guide article may be helpful: Seeing more and better – a complete guide to selecting and replacing used LED and Xenon headlights.