Volkswagen Golf Audi A1 8X Skoda Rapid NH1 1.4 TSI Ignition Coil 04E905110E

Volkswagen Golf Audi A1 8X Skoda Rapid NH1 1.4 TSI Ignition Coil is an item from the Ignition coils category, designed for precise cooperation with the petrol engine ignition system. A properly selected coil ensures a stable spark on the spark plugs, which translates into smooth engine operation, better throttle response, and reduced misfires. This solution is particularly important for turbocharged units, where ignition quality has a direct impact on engine refinement and durability.

Specifications and technical data

• SKU: 04E905110E
• Mark: Skoda
• Condition: Used
• OEM Part Number: 04E905110E
• Substitutable numbers: 04E905110E, 04E 905 110 E
• Category: Ignition Coils

Purpose and function in the ignition system

The presented ignition coil is designed to work with the 1.4 TSI engine used in, among others, the Audi A1 8X and Skoda Rapid NH1. Its task is to convert low voltage from the vehicle's electrical system into the high voltage necessary to generate a spark on the spark plug. A properly selected coil:

• stabilizes the air-fuel mixture combustion process,
• reduces the risk of jerking and rough idling,
• supports the maintenance of proper engine power and torque,
• reduces the risk of catalytic converter damage resulting from incomplete combustion.

Thanks to a design that meets the vehicle manufacturer's requirements, the coil works with the factory engine control unit, maintaining the correct charging and discharge time parameters.

Construction and fitment for the 1.4 TSI unit

The coil belongs to the Ignition coils group, mounted directly on the spark plug (the so-called coil-on-plug system). This solution shortens the high-voltage path, reduces energy losses, and improves resistance to interference. In practice, this means:

• a compact design that facilitates installation in a tight engine bay,
• optimized electrical insulation,
• an integrated connector for the vehicle's electrical harness,
• geometry matched to the spark plug socket in the 1.4 TSI cylinder head.

Such fitment allows for installation without modifications, while maintaining the factory routing of the wiring harness and engine accessories.

Performance characteristics and installation benefits

Choosing this ignition coil for the Audi A1 8X or Skoda Rapid NH1 1.4 TSI is a solution that helps restore the proper operation of the ignition system after symptoms such as misfires, power loss, or increased fuel consumption occur. Key benefits include:

• compatibility with the factory ignition system – no need for installation modifications,
• the possibility of replacing a single coil in the event of a single cylinder failure,
• maintaining correct engine performance characteristics across the full rev range,
• reducing the risk of damage to other ignition system components.

The item comes from a group of parts branded as Skoda, which helps maintain consistency of parameters with the vehicle manufacturer's factory specifications.

Product condition and service application

The coil is offered in Used condition, which means it has been removed from a vehicle and can be an economical solution for vehicle maintenance, especially when it is necessary to replace several components at once. This type of part is suitable for, among other things:

• diagnostics and repair of the ignition system after engine control unit errors appear,
• gradual replacement of coils in a 1.4 TSI engine,
• restoring the efficiency of a unit after a long period of operation.

Before installation, it is recommended to perform a standard verification of the ignition system (condition of spark plugs, wiring, grounds) to fully utilize the potential of the installed coil.

Service expansion and related items

If you are planning a comprehensive repair or upgrade of the engine area in your Skoda car and need other items from the same group, such as additional coils, ignition control modules, or mounting elements, check the available parts in the Skoda ignition coils category.

When planning broader service work, it is also worth paying attention to the selection of used components in other vehicle systems – practical tips, a comparison of stock and sports solutions, and a discussion on the cost-effectiveness of buying second-hand parts can be found in the article Stock vs. sports suspension – design differences and is it worth buying used suspension parts?.