BMW E87 LCI E90 116i 316i 1.6 Petrol N43 122HP ECU Kit DME CAS3 Key 7579142

BMW E87 LCI E90 116i 316i 1.6 Petrol N43 122HP ECU Kit DME CAS3 Key is a complete set of electronic components designed for the powertrain with an N43 petrol engine and a manual transmission. The kit is dedicated to the 1 Series E87 LCI and 3 Series E90 116i models, ensuring consistent engine management and communication with other vehicle systems. It is a practical solution for workshops and users looking for compatible, factory-standard engine control.

Specifications and technical data

• SKU: 7579142-5
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7579142
• Substitutable numbers: 12147583225, 7583225, 121476211781214759988112147595179, 121475936661214750722712147579142, 7621178, 75998817595179759366675072277579142, 121475853031214758322512147580279, 75853037583225758027975756657573758, 61359174220, 9174220
• Fuel type: Petrol
• Gearbox type: Manual
• Category: ECUs & Computer Modules

Purpose and compatibility

The presented kit belongs to the Electronic control modules and ECUs group and is prepared for use with the N43 116i petrol engine. The kit's design is tailored for vehicles with a manual transmission, which allows for maintaining the correct logic of ignition control, fuel injection, and cooperation with the drivetrain. The set is suitable for users who need a cohesive solution rather than individual modules, which facilitates diagnostics and reduces the risk of communication issues within the vehicle's bus. Thanks to this, it is possible to effectively restore the proper operation of the powertrain after a failure of the engine control unit or other components of the kit.

Key technical features of the starter kit

The starter kit includes components responsible for controlling the engine's operation and its integration with the car's other electronic systems. In practice, this means:

• maintaining correct engine operating parameters in petrol mode,
• proper cooperation with the manual transmission,
• consistency of software and configuration between individual modules,
• the possibility of using it as a replacement for parts with different reference numbers, in accordance with the list of interchangeable numbers in the specification. As a result, the kit can be used both for a standard replacement of a faulty controller and for more complex repairs of the electronic system within the engine area.

Application in service practice

In a workshop environment, such a set is particularly useful for repairs where more than one module has been damaged or where there are problems with software matching. A cohesive starter kit minimizes the time required for coding and adaptation, and also limits the risk of conflicts between the engine controller and other electronic components. This solution is also beneficial for individual users who want to restore full vehicle functionality after a controller failure, avoiding long-term attempts to match individual modules. The used set allows for an economical repair while maintaining the original system operating logic.

Product characteristics and condition

The offered kit comes from the BMW brand, which means factory-standard fitment for the electrical installation and electronic architecture in E87 LCI and E90 116i models. As a secondary market item, it is intended for informed users and service centers that can properly verify the configuration compatibility with a specific vehicle unit. Before installation, a standard diagnostic procedure is recommended, including checking the wiring, grounds, power supply, and potentially adjusting the configuration to the vehicle's equipment. Such an approach allows for fully utilizing the kit's potential and ensuring stable powertrain operation.

Expert support and electronics selection

If you want to better understand when choosing a used engine controller or comfort module is justified, how to assess their condition, and what to pay attention to when selecting them, it is worth using the advice contained in the article: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?. This is a practical compendium of knowledge that helps in making more informed purchasing decisions in the field of automotive electronics. 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 controllers, engine management modules, or related electronic systems, check the available parts in the BMW electronic control modules and ECUs category.