BMW 3 F30 LCI 330e Hybrid KLE Convenience Charging Control Unit ECU 8674691

BMW 3 F30 LCI 330e Hybrid KLE Convenience Charging Control Unit ECU is a specialized component from the Electronic control modules and controllers group, designed for the high-voltage system in the 330e hybrid version. It is responsible for precise management of the traction battery charging process, cooperation with the vehicle's electrical system, and communication with other vehicle control units, ensuring stable and predictable operation of the powertrain.

Specifications and technical data

• SKU: 8674691
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8618861
• Substitutable numbers: 61278618861, 8618861
• Category: ECUs & Computer Modules

Purpose and role in the hybrid system

The presented battery charging control unit is dedicated to the hybrid system in the BMW 3 Series F30 generation after the facelift (LCI) in the 330e variant. As a specialized ECU module, it is responsible for:

• controlling the parameters of the high-voltage battery charging,
• coordinating operation with other powertrain control units,
• monitoring battery status and transmitting data to vehicle systems,
• protecting the system against improper operating conditions.

Thanks to this, the hybrid system maintains stability, and the vehicle can fully utilize electric and hybrid driving modes.

Benefits of using an original BMW control unit

The original battery charging control unit from the Electronic control modules and controllers group ensures proper fitment to the electrical architecture of the BMW 3 F30 LCI 330e. Using a factory module means:

• compatibility with BMW software and system logic,
• proper communication via the vehicle's data buses,
• appropriate energy management maps and algorithms,
• reduced risk of errors and fault messages associated with an incompatible control unit.

For the user, this means more predictable hybrid powertrain operation and easier diagnostics during potential service inspections.

Characteristics of the used module

The item comes from the secondary market, which allows for reduced repair costs while maintaining the original manufacturer's specifications. The used battery charging control unit is a particularly attractive solution for post-warranty vehicle repairs, where a reasonable balance between price and functionality is important. Before installation, a standard diagnostic procedure is recommended, as well as—if necessary—adaptation or programming in accordance with the requirements of the specific vehicle.

Selection, compatibility, and technical aspects

To correctly select the control unit for a specific BMW 3 F30 LCI 330e, it is crucial to verify compatibility with your vehicle based on the OEM part number and available interchangeable numbers. The product has assigned identifiers in the catalog system, which facilitates the work of workshops and specialists dealing with automotive electronics. Proper module selection minimizes the risk of communication problems in the control network and ensures correct cooperation with the traction battery and onboard charger.

If you want to better understand when choosing a used ECU is justified and what to pay attention to when purchasing electronics from the secondary market, check out our guide: The second life of electronics – when is it worth choosing used engine control units, comfort modules, and parking sensors?

Expanding the control system in BMW

If you are planning a comprehensive repair or modernization of the control electronics area in your BMW and need other elements from the same group, such as ECU modules, comfort controllers, or body system controllers, check the available parts in the BMW electronic control modules and controllers category.

Such an approach allows for consistently renewing key elements managing the vehicle's operation, which translates into system stability, easier diagnostics, and more predictable operation of the hybrid BMW 3 F30 LCI 330e.