1. Introduction
This manual provides essential information for the installation, operation, maintenance, and troubleshooting of your new Aeagle Ignition Coil Pack. Please read these instructions carefully before installation to ensure proper function and safety.
This ignition coil pack is designed for specific Ford 1.6L engine models. It is crucial to verify compatibility with your vehicle before proceeding with installation.
1.1 Vehicle Compatibility
- Ford Escape: 2013-2016 (1.6L engine)
- Ford Fiesta: 2014-2019 (1.6L engine)
- Ford Fusion: 2013-2014 (1.6L engine)
- Ford Transit Connect: 2014-2016 (1.6L engine)
1.2 Replaces Part Numbers
This product is a direct replacement for the following part numbers:
- BM5G-12A366-DA, BM5G12A366DA
- BM5G-12A366-CA, BM5G12A366CA
- BM5G-12A366-DB, BM5G12A366DB
- BM5Z-12029-B, BM5Z12029B
- 1700610, 1762724
- DG-551, DG551
- UF-674, UF674
- C-871, C871
2. Product Features and Components
The Aeagle Ignition Coil Pack is engineered for reliable performance and durability, utilizing high-quality materials and construction.
2.1 Material Construction
The exterior of the ignition coils is constructed from epoxy resin and PPT plastic, designed to resist melting from engine overheating. The interior features highly conductive copper coils for efficient power transfer and faster ignition.

Image 2.1: Illustration of the high-quality materials and components used in the Aeagle Ignition Coil Pack, highlighting features like the high-temperature rubber boot and epoxy resin casting.

Image 2.2: Visual representation of the highly conductive copper coil used in the ignition pack, indicating its superior performance compared to aluminum wire.
3. Installation Instructions (Setup)
Proper installation is critical for the performance and longevity of your ignition coils. If you are unsure about any step, it is recommended to seek professional assistance.
3.1 Safety Precautions
- Always disconnect the vehicle's battery before starting any electrical work.
- Ensure the engine is cool to the touch to prevent burns.
- Wear appropriate personal protective equipment, such as gloves and eye protection.
3.2 Step-by-Step Installation
- Disconnect the Battery: Locate your vehicle's battery and disconnect the negative terminal to cut off power to the electrical system.
- Remove Fixing Screws: Use an appropriate wrench or socket to remove the screws or bolts securing the existing ignition coils.
- Remove Old Coils: Carefully disconnect the electrical connector from each old ignition coil and pull the coils straight up to remove them from the spark plugs.
- Install New Coils: Insert the new Aeagle ignition coils into their respective positions, ensuring they seat properly over the spark plugs. Reconnect the electrical connectors firmly.
- Tighten Screws: Secure the new ignition coils by re-installing and tightening the fixing screws. Do not overtighten.
- Reconnect Battery: Reconnect the negative terminal of the vehicle's battery.
- Test Functionality: Start the engine while the vehicle is parked and check for any warning lights or unusual engine behavior.

Image 3.1: Visual guide detailing the five key steps for replacing ignition coils in a vehicle, from disconnecting the battery to testing the new components.
4. Operating Principles
Ignition coils are a critical component of your vehicle's ignition system. They transform the low voltage from the battery into the high voltage required to create a spark at the spark plugs, igniting the air-fuel mixture in the engine's cylinders.
The Aeagle Ignition Coil Pack is designed to deliver a performance boost, providing 15% higher power and improved vehicle performance. This results in instant ignition, stronger ignition efficiency, improved fuel efficiency, and reduced fuel consumption.

Image 4.1: Infographic highlighting the performance advantages of the ignition coil, including increased energy, faster ignition, and improved fuel economy.
5. Maintenance
Ignition coils are generally designed for long-term use, but their lifespan can be affected by various factors such as engine heat, vibrations, and electrical stress. Regular vehicle maintenance checks can help identify potential issues early.
- Inspect ignition coils during spark plug replacement intervals for any signs of cracking, discoloration, or corrosion.
- Ensure electrical connectors are clean and securely attached.
- Replace coils if your vehicle exhibits symptoms of a failing ignition system (see Troubleshooting section).
6. Troubleshooting Common Issues
A failing ignition coil can lead to various engine performance problems. If you experience any of the following symptoms, it may indicate an issue with your ignition coils:
- Start-up Difficulties: Engine cranks but fails to start, or takes longer to start.
- Engine Misfires: Rough idling, hesitation, or a noticeable loss of power during acceleration.
- Poor Fuel Economy: The engine may consume more fuel than usual.
- Low-Speed Jitter: Vehicle shakes or vibrates noticeably at low speeds or while idling.
- Check Engine Light: The 'Check Engine' light illuminates on your dashboard, often accompanied by specific diagnostic trouble codes (DTCs) related to ignition system faults.

Image 6.1: Visual representation of common symptoms associated with failing ignition coils, including starting issues, misfires, and the check engine light.
If you encounter these issues, it is recommended to have your vehicle inspected by a qualified mechanic to diagnose the exact cause and replace any faulty components.
7. Product Specifications
| Specification | Detail |
|---|---|
| Brand | Aeagle |
| Model | AEINK044-US1 |
| Vehicle Service Type | Car |
| Item Weight | 0.9 Kilograms (1.98 pounds) |
| Connector Gender | Male |
| Installation Type | Bolt-On |
| Package Dimensions | 8.43 x 5.28 x 4.09 inches |
| Manufacturer Part Number | AEINK044-US1 |
| UPC | 728205055969 |
8. Warranty and Support
8.1 Warranty Information
Aeagle offers a one-year warranty on this ignition coil pack. This warranty covers manufacturing defects and ensures the product meets its specified performance standards under normal use. Please retain your proof of purchase for warranty claims.
8.2 Customer Support
For technical assistance, warranty claims, or any questions regarding your Aeagle Ignition Coil Pack, please refer to the contact information provided with your purchase or visit the official Aeagle website. When contacting support, please have your product model number (AEINK044-US1) and purchase details ready.