BMW E81 E87 LCI E90 E91 LCI E92 N43 Oil Pump Control Unit 7567028

BMW E81 E87 LCI E90 E91 LCI E92 N43 Oil Pump Control Unit is a specialized module from the Oil pumps and parts category, designed for precise control of the lubrication system in N43 engines used in popular BMW 1 and 3 series models. A properly selected control unit ensures stable oil pressure, supports engine durability, and reduces the risk of costly failures resulting from improper lubrication.

Specifications and technical data

• SKU: 5A12274-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 5A12274
• Substitutable numbers: 5A12274, 11415A12274, 7567028, 11417567028
• Category: Oil Pumps & Parts

Purpose and function of the oil pump control unit

The presented control unit is responsible for the electronic management of the oil pump in the N43 engine, used in compact and mid-size BMW E81, E87, E90, E91, and E92 series models. The module analyzes signals from the engine control unit and sensors, then adjusts the pump's performance to the current load, rotational speed, and operating temperature. As a result, the lubrication system maintains appropriate parameters during both calm city driving and dynamic acceleration. A properly functioning oil pump control unit helps reduce wear on moving parts, stabilizes engine operating conditions, and can positively influence the engine's refinement. This is particularly important in modern designs, where precise oil pressure control is an integral part of the engine management strategy.

Benefits of using an original BMW module

Using an original control unit from the BMW group ensures:

• factory fitment for the N43 engine in E81, E87, E90, E91, E92 models,
• proper cooperation with vehicle electronics and engine control unit software,
• preservation of factory lubrication system operating parameters,
• reduction of the risk of diagnostic errors and fault messages related to oil pressure. For the user, this means more predictable operation, easier diagnostics, and the ability to maintain the vehicle in a configuration close to factory specifications. For engines requiring precise lubrication, choosing an original module is a technically safe and long-term cost-effective solution.

Product characteristics and condition

The offered control unit belongs to the Oil pumps and parts category, meaning it is a component directly related to a key engine operational system. The product is intended for installation in place of the factory module, while maintaining the original architecture of the electrical and mechanical installation. Consequently, the replacement process can be carried out in an orderly manner, using standard service procedures. The item comes from dismantling, which in practice allows for combining an attractive price with the preservation of the manufacturer's original specifications. For many owners of BMW E8x and E9x series, this is a reasonable way to restore the efficiency of the lubrication system without the need to resort to aftermarket replacements with uncertain parameters.

Selection and compatibility in the BMW lubrication system

When selecting an oil pump control unit for a BMW with an N43 engine, it is crucial to match it to the specific engine configuration and vehicle model year. The original module from this offer was designed specifically for this engine family, which facilitates integration with the existing wiring harness and engine control unit software. In practice, this translates into:

• lower risk of communication problems on the data bus,
• correct mapping of the oil pressure control strategy,
• easier adaptation after installation during service procedures. By maintaining compliance with factory design assumptions, the control unit supports stable engine operation and can help eliminate errors related to improper oil pressure or incorrect pump operation.

Expanding knowledge and selecting BMW parts

If you want to better understand the differences between standard components and performance-oriented components in the BMW brand, it is worth reading an article describing the characteristics of sports body, suspension, brake, and drivetrain elements – you can find it here: BMW M Performance: what is the difference between BMW M components and standard ones?. If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other elements from the same group, such as pump housings, control modules, or additional lubrication system components, check the available parts in the BMW Oil pumps and parts category. For owners of cars from model years that are increasingly gaining youngtimer status, a guide discussing the use of used components when refreshing cars from the 1998–2012 period may also be useful: The second life of a youngtimer – how used car parts rejuvenate cars from the 1998–2012 model years.