BMW E81 E87 LCI E90 E91 E92 F10 F11 Ignition Coil Petrol 7559842

BMW E81 E87 LCI E90 E91 E92 F10 F11 Ignition Coil Petrol is an original BMW ignition system component designed for petrol engines. Thanks to its precise fit for specific engine generations, it ensures a stable spark, proper engine operation, and consistent ignition parameters. It is a practical service solution for users who expect parts that meet BMW factory standards.

Specifications and technical data

• SKU: 7559842-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7559842
• Substitutable numbers: 12137559842, 7559842, 12137582627, 7582627, 12137571644, 7571644, 12137638477, 7638477, 12137594935, 7594935, 413110321
• Fuel type: Petrol
• Category: Ignition Wires & Coil Boots

Purpose and role in the ignition system

The ignition coil in a petrol engine is responsible for converting the voltage from the electrical system into the high voltage necessary to generate a spark at the spark plug. In BMW E81, E87 LCI, E90, E91, E92, as well as F10 and F11 models, a properly functioning coil has a direct impact on:

• smooth engine operation at idle,
• smooth acceleration without jerking,
• stable engine starting in various conditions,
• reduction of misfires and associated ECU errors.

Selecting the correct ignition coil for a BMW petrol engine is crucial for maintaining proper combustion characteristics and protecting the catalytic converter from damage resulting from incorrect ignition.

Compatibility and technical parameters

The presented ignition coil has been designed for petrol units used in popular BMW compact and mid-size models. This ensures the maintenance of proper operating characteristics in terms of voltage, charging time, and temperature resistance typical for engines of this brand.

The component belongs to the Ignition wires and ignition coil connectors group, which means it works with factory electrical harnesses and connectors used in these BMW generations. As a result, installation is straightforward, without the need for wiring modifications or the use of additional adapters.

Benefits of using an original BMW coil

Using an original ignition coil in a BMW petrol engine allows for maintaining the operating parameters specified by the manufacturer. In practice, this translates into:

• consistent cooperation with the factory engine control unit and ignition maps,
• reduced risk of diagnostic errors related to the ignition system,
• maintaining engine refinement at a level close to factory standards,
• reducing the risk of damage to other ignition and exhaust system components.

For users who want to restore proper engine operation after symptoms such as jerking, power loss, or uneven idling, replacing the coil with a component that meets factory specifications is one of the basic service steps.

Condition, verification, and service application

The coil comes from dismantling and is offered as a used part, which is a cost-effective solution while maintaining compliance with the original BMW specification. This type of part will work well both as a replacement for a damaged coil and as a component used in diagnostics – for example, to confirm whether the source of engine performance issues is the ignition system.

Before installation, a standard service procedure is recommended: checking the condition of connectors, ignition wires, and spark plugs to ensure proper operating conditions for the newly installed coil. This approach allows for fully utilizing the part's potential and reducing the risk of the fault recurring.

Ignition system expansion and retrofit

In the case of upgrading or retrofitting the car based on parts from higher equipment versions, it is worth learning the principles of professional retrofitting. You can read about how to reasonably use used components and plan modifications in BMW in the article: Retrofitting in BMW cars – a practical guide to modernization using used parts.

If you are planning a comprehensive repair or modernization of the engine area in your BMW and need other components from the same group, such as high-voltage wires, coil connectors, or ignition harnesses, check the available parts in the BMW ignition wires and ignition coil connectors category.