BMW E81 E87 LCI Petrol N43 116i 2.0 122HP ECU Kit 7599881 DME CAS3 Key Manual

BMW E81 E87 LCI N43 116i 2.0 ECU Key Set is a complete set from the Electronic Control Units and Controllers category, designed for BMW cars with an N43 gasoline engine and manual transmission. The set ensures consistent operation of the engine control system and immobilizer, facilitating professional repair or replacement of the factory module in the vehicle.

Specifications and technical data

• SKU: 7599881-12
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7599881
• Substitutable numbers: 12147640015, 7640015, 12147599881, 7599881, 5WK93729, 12147621178, 7621178, 61359237047, 9237047, 61303422724, 3422724
• Fuel type: Petrol
• Gearbox type: Manual
• Category: ECUs & Computer Modules

Purpose and Compatibility

The presented ECU with key has been prepared for BMW 1 Series E81 and E87 facelift (LCI) models in the 116i version with the N43 2.0 engine. The module's design is adapted for operation with a gasoline engine and manual transmission, allowing for the maintenance of proper powertrain operating parameters and compliance with the vehicle's factory configuration.

The ECU-key set facilitates the integrity of the security system, which is particularly important when replacing a controller in modern BMW vehicles. Thanks to this solution, it is possible to efficiently restore the car's functionality after the failure of the original module.

Characteristics of the ECU + Key Set

The set includes an electronic control unit responsible for managing engine operation and a linked key that works with the immobilizer system. This configuration:

• ensures data consistency between the controller and the key,
• reduces the risk of starting problems after module replacement,
• facilitates the work of electricians and diagnosticians, shortening the adaptation time.

By maintaining the original BMW architecture, the set allows for precise control of the N43 engine's operating parameters, which translates into stable engine operation and correct functioning of onboard systems.

Benefits of Using a Used BMW Control Module

The component comes from the BMW OE group, meaning it is a part that complies with the manufacturer's factory standards. Choosing a used control module with a key is a solution that allows you to:

• maintain the original operating logic of BMW electronic systems,
• reduce repair costs compared to purchasing a new controller,
• maintain software and configuration consistency with factory specifications.

Electronic Control Units and Controllers in their original version are designed for long-term operation, so a properly selected used component can still provide stable and predictable powertrain operation.

Application in Service and Diagnostics

The ECU-key set is particularly useful in workshops specializing in the BMW brand, where quick and repeatable repairs are crucial. The set facilitates:

• diagnosing faults related to engine electronics and immobilizer,
• restoring the vehicle's configuration after damage to the original controller,
• testing the electrical system without the need for deep software intervention.

For end-users, this means more efficient restoration of full vehicle functionality and reduced downtime associated with repairs.

Related Products and Technical Knowledge

If you are looking for other BMW Electronic Control Units and Controllers, check out our dedicated offer: BMW electronic control units and controllers. You will find a wide selection of controllers tailored to different models and engine versions.

To better understand how original modules influence the character of a premium car, it is worth reading the article on our blog: how used modules and original parts help maintain the factory DNA of premium brands. This is a practical source of knowledge for those who want to consciously select electronic components for their car.

Summary

BMW E81 E87 LCI N43 116i 2.0 ECU Key Set is a functional set from the group of original BMW components, designed for vehicles with a gasoline engine and manual transmission. The controller and key set simplifies the replacement process, supports the correct operation of the immobilizer system, and allows for the maintenance of the engine's factory characteristics, making it a sensible solution for BMW service centers and discerning owners.