BMW F22 218i B38 136HP ECU Kit DME 8691836 Key + FEM + Lock Manual Gearbox

BMW F22 218i B38 136HP ECU Kit DME Key + FEM + Lock Manual Gearbox is a complete set from the Electronic control modules and controllers group, designed for the 136 HP B38 petrol engine with a manual gearbox. The set ensures consistency of control and security components, which facilitates professional repair or replacement of the engine control system in the BMW 2 Series F22 218i model.

Specifications and technical data

• SKU: 8691836-3
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8691836
• Substitutable numbers: 8691836, 0 261 S18 529, 0261S18529, 6843901, 61356843901
• Fuel type: Petrol
• Gearbox type: Manual
• Category: ECUs & Computer Modules

Purpose of the ECU kit for BMW F22 218i B38

The presented ECU kit is dedicated to the BMW F22 218i vehicle with a 136 HP B38 petrol engine, working with a manual transmission. It includes the DME engine controller along with associated security system components, which allows for maintaining the integrity of the powertrain electronics and comfortably restoring full vehicle functionality after a failure or component replacement.

A set configured in this way is particularly useful in situations where it is necessary to replace the entire engine control system along with immobilizer components, and the priority is to maintain component compatibility and reduce time-consuming adaptation.

Kit construction and the role of individual elements

The set includes a DME controller responsible for managing the operation of the petrol engine, a FEM module acting as the central element overseeing selected electronic systems, a matched key, and a lock. This configuration allows for maintaining data consistency within the vehicle's security system, which is important when starting the engine and communicating between modules.

Thanks to the combination of the engine controller with the FEM module and the key, the user receives a set that can serve as a solid foundation for further vehicle configuration in a specialized service center, minimizing the risk of software conflicts between individual electronic components.

Benefits of using the complete DME + FEM + key kit

• Powertrain electronics consistency – the engine controller, FEM module, key, and lock come from a single set, which facilitates integration with the vehicle's existing installation.
• Support for the petrol engine – the configuration prepared for the 136 HP B38 unit allows for precise control of engine operating parameters.
• Manual gearbox compatibility – the set is designed for vehicles with a manual transmission, which is significant for drivetrain control logic.
• Possibility of professional adaptation – the completeness of the components promotes efficient coding and matching in a specialized workshop.

Application in service practice

This ECU kit will prove useful in workshops dealing with BMW electronics, as well as for users looking for a solution to replace a damaged engine controller along with associated modules. The DME kit with FEM, key, and lock allows for reducing the number of variables during diagnostics and configuration, which translates into a more predictable repair process.

Due to the nature of the used component, it is recommended to perform a standard electrical condition verification before installation and to carry out full diagnostics after installation to confirm proper communication with other vehicle systems.

Integration with other BMW modules and service knowledge

When working with control systems in BMW, including DME, FEM, or multimedia systems, it is worth using proven service procedures and experience in automotive electronics. Practical tips regarding the handling of engine controllers and other modules in BMW 3 and 5 series models can be found in the article Driving pleasure for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 series models using dismantled parts?, which discusses the use of used electronic components in 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 engine controllers, comfort modules, or body units, check the available parts in the Electronic control modules and controllers BMW category.