BMW 1 3 5 7 Series E46 E60 E81 E87 E90 F10 F20 F30 Ignition Coil 7551049

BMW 1 3 5 7 Series E46 E60 E81 E87 E90 F10 F20 F30 Ignition Coil is an original ignition system component from the Ignition coils group, designed for use in popular BMW 1, 3, and 5 series models. Thanks to its factory BMW OE design, it ensures a stable spark, proper engine operation, and precise fitment to the cylinder head without the need for any installation modifications. This is a practical solution for users looking for a proven, used part with parameters consistent with the manufacturer's specifications.

Specifications and technical data

• SKU: 7551049
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7551049
• Substitutable numbers: 12138616153, 8616153, 121375945961213756274412131712219, 121375949371213759493812130390064, 759459675627441712219, 759493775949380390064, 121375716431213014859412137551049, 7551049, 0148594, 7571643, 0221504467, 12137594937, 7594937, 12137571643, 12137551049
• Category: Ignition Coils

Purpose and function in the ignition system

The ignition coil in BMW E60, E87, E90, F20, and F30 models is responsible for converting voltage from the electrical system into the high voltage required to generate a spark at the spark plug. A properly functioning coil stabilizes engine performance, reduces misfires, and supports smooth engine operation at idle and under load.

The offered BMW 1 3 5 7 Series E46 E60 E81 E87 E90 F10 F20 F30 Ignition Coil is an OEM component, which means it maintains factory ignition characteristics, correct winding resistance, and compatibility with the original BMW engine control unit. This is particularly important for gasoline engines, where the ignition system is precisely tuned to fuel injection maps.

Benefits of using an original BMW coil

Using an original coil from the BMW Ignition coils group allows you to maintain the consistency of the entire ignition system and avoid problems typical of aftermarket replacements with uncertain parameters. In practice, this means:

• stable engine starting in various temperature conditions,
• smoother engine operation across the entire rev range,
• better compatibility with factory engine control software,
• reduced risk of ignition errors recorded by OBD diagnostics.

A used OEM coil is a reasonable compromise between cost and quality – you retain the original BMW design while optimizing your repair budget. An additional advantage is the ability to match the part by OEM number and interchangeable numbers, which facilitates the selection of the correct element for a specific engine version.

Selection and compatibility with BMW models

The presented coil was designed for BMW E60, E87, E90, F20, and F30 platforms, which in practice covers a wide range of popular 1, 3, and 5 series versions. As a result, it can be used both for standard replacement of a worn-out component and for comprehensive ignition system maintenance, including, for example, spark plug replacement and wiring harness inspection.

To ensure full compatibility, it is worth verifying the part markings in the product's technical specification before installation and comparing them with the data from the removed coil or vehicle documentation. Original BMW OE markings and available interchangeable numbers allow for precise matching of the component to a specific engine, minimizing the risk of incorrect installation.

Condition, origin, and service application

The offered BMW ignition coil comes from dismantling and is sold as a used item, which is a common and practical form of procurement for servicing vehicles that are several or more years old. This type of part works well in:

• routine repairs after ignition errors occur,
• preventive replacement of several coils at the same time in the same engine,
• budget-friendly repairs of fleet or intensively used cars,
• restoring the performance of engines after a long period of inactivity.

Using an original, used coil allows you to maintain the factory operating parameters of the ignition system while reducing costs compared to new components from an authorized service center. This solution is particularly attractive for users who want to keep their BMW in good technical condition without giving up OEM parts.

Support for extensive BMW repairs

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as individual coils, complete coil sets, or dedicated ignition system elements, check out the available parts in the BMW Ignition coils category.

For 3 and 5 series users who are simultaneously dealing with vehicle electronics, the iDrive system, or control modules, a service guide may be helpful – you can find more practical tips in the article Joy of driving for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 series models.