BMW E90 ECU Body Control Module H1 61356983302 6983302

BMW E90 ECU Body Control Module H1 is an original electronic control module designed for the comfort system in 3 Series E90 models. As part of the Electronic control modules and controllers group, it is responsible for the precise management of the vehicle's comfort functions, ensuring consistent operation of the electrical system. This is a solution for users looking for a proven OEM component for professional electronics repair in a BMW.

Specifications and technical data

• SKU: 6983302
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6983302
• Substitutable numbers: 61356983302, 6983302
• Category: ECUs & Computer Modules

Purpose and function of the BMW E90 comfort module

BMW E90 ECU Body Control Module H1 operates in the central part of the electrical system, coordinating the work of selected systems responsible for vehicle user comfort. As a comfort controller, it works with other electronic units, enabling stable communication within the vehicle network and reducing the risk of errors resulting from incorrect data exchange. The module belongs to the Electronic control modules and controllers group, which means it has been designed to operate in a demanding automotive environment, taking into account electromagnetic interference, temperature changes, and current loads typical for modern BMW installations.

Benefits of using an original BMW module

Using an original comfort controller in a BMW E90 allows you to maintain the factory logic of electronic systems. Thanks to this:

• you maintain configuration consistency with other controllers in the vehicle,
• you minimize the risk of communication problems in the data bus,
• you increase the chance of trouble-free adaptation in the vehicle after installation,
• you use a component designed specifically for the E90 platform. For workshops and individual users, this means a more predictable diagnostic process and the possibility of effective comfort system repair without experimenting with replacements of uncertain parameters.

Product characteristics and practical application

As an element from the Electronic control modules and controllers category, the BMW comfort controller has been developed with integration into the factory vehicle installation in mind. In practice, this translates into:

• dedicated connectors and pin layout matched to the BMW wiring harness,
• software prepared for cooperation with diagnostic systems used in the 3 Series,
• the possibility of use in the process of professional repair or replacement of a damaged module. The product is marked as Brand: BMW, which confirms its origin from the OEM component line, as well as the presence of the part number and interchangeable numbers in the technical specification, facilitating the selection of the correct controller for a specific vehicle configuration.

Product condition and use of a used part

The comfort module is offered in Used condition, which means it comes from dismantling and has been verified for suitability for further use. For many BMW users, this is a reasonable compromise between the cost of repair and maintaining the original quality of the component, especially in the case of advanced electronic elements. If you want to better understand how to effectively use used electronic modules in BMW 3 and 5 Series, including comfort controllers, iDrive systems, or FRM modules, it is worth reading 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? Additionally, practical tips on the operation and maintenance of used electronic elements can be found in the guide: How to extend the life of used car parts?

Selection of other BMW control modules

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