BMW 3 Series E90 E92 E93 M3 LCI Control Unit For Fuel Pump ECU 7842024

BMW 3 Series E90 E92 E93 M3 LCI Control Unit For Fuel Pump ECU is a specialized component from the Electronic control modules and controllers category, designed for precise management of the fuel pump in facelifted sports versions of the BMW 3 Series. A properly selected ECU module ensures stable fuel supply, which translates into predictable engine performance and safe utilization of its potential. The offered component comes from the original BMW line, which guarantees proper fitment with the electrical installation and fuel system architecture.

Specifications and technical data

• SKU: 7842024
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7842024
• Substitutable numbers: 16147842024, 7842024, 16147841370, 16147841698, 16147840957, 7841370, 7841698, 7840957
• Category: ECUs & Computer Modules

Purpose and function of the fuel pump ECU module

The fuel pump ECU module in BMW E90, E92, and E93 M3 LCI models is responsible for the electronic control of pump efficiency depending on engine load, temperature, and signals from other vehicle controllers. Thanks to this, the fuel supply system maintains the appropriate pressure throughout the entire rev range, which is particularly important in high-revving M3 units. As an element from the Electronic control modules and controllers category, this controller communicates with the vehicle's bus and is an integral part of the powertrain management system. A properly functioning module reduces the risk of power drops, uneven engine operation, or starting problems resulting from improper fuel supply.

Benefits of using an original BMW module

Using an original fuel pump ECU module in a BMW M3 LCI ensures:

• full compatibility with the factory wiring harness and engine control unit,
• proper fuel pump mapping tailored to the characteristics of the M unit,
• stable fuel system operating parameters during dynamic driving,
• reduced risk of diagnostic errors related to incorrect controller communication. As a result, the module represents a technically safe solution when replacing a damaged controller or restoring full functionality to the fuel system after mechanical repairs.

Product characteristics and fitment

The offered item is marked as BMW and comes from the manufacturer's line of original components, which facilitates selection for a specific vehicle configuration. The product has a dedicated OEM part number and a set of interchangeable numbers, allowing it to be precisely verified against the currently installed controller or catalog data. The condition defined as Used means that the module has been previously operated but is suitable for further use after proper verification. For users and workshops, this means the possibility of optimizing repair costs while maintaining the original technical specifications of the system.

Professional use in service and amateur motorsport

BMW 3 Series E90 E92 E93 M3 LCI Control Unit For Fuel Pump ECU will prove effective both in professional service centers specializing in the BMW brand and in workshops servicing cars used in amateur sports. This type of controller is particularly important in vehicles subjected to mechanical modifications, where stable fuel supply is crucial for the durability of the powertrain. Before installation, it is recommended to:

• verify the part number compatibility with the currently installed module,
• check the condition of the fuel pump electrical installation,
• perform computer diagnostics after replacement to confirm correct communication with other controllers.

Expansion of the control system in BMW – Electronic control modules and controllers category

If you are planning a comprehensive repair or upgrade of the powertrain control area in your BMW and need other elements from the same group, such as engine controllers, comfort modules, or additional safety system controllers, check the available parts in the BMW Electronic control modules and controllers category.

More about choosing used automotive electronics

When selecting a used fuel pump ECU module, it is worth knowing the best practices related to electronics verification, installation procedures, and post-installation diagnostics. Practical tips on choosing controllers, comfort modules, and sensors can be found in the article A second life for electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?, which will help you consciously plan your repair and reduce the risk of incorrect part selection.