BMW F10 F11 F20 F21 F22 F30 F31 Front Seat Control Module ECU 9257098

BMW F10 F11 F20 F21 F22 F30 F31 Front Seat ECU Module 9257098 is an original part from the Electronic Control Modules and Controllers category, designed to control the functions of the front seat in selected BMW 3 and 5 Series models. The module ensures precise operation of the seat adjustment system, supporting the comfort and safety of the driver and passenger. This solution is dedicated to users who expect stable operation of the factory seat electronics after repair or replacement.

Specifications and technical data

• SKU: 9257098
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9257098
• Substitutable numbers: 61359459673, 9459673, 61359257098, 9257098, 61359228974, 9228974, 61359313995, 9313995, 61357943747, 7943747, 61357474964, 7474964, 61359257101, 9257101, 61359252550, 9252550, 61359248564, 9248564, 61359369124, 9369124, 61359280916, 9280916, 61356993303, 6993303, 61359225622, 922
• Location on the vehicle: Front
• Offset (ET):
• Category: ECUs & Computer Modules

Purpose and Function of the BMW Front Seat Module

The presented ECU module is responsible for the electronic control of the front seat in BMW vehicles with F10, F11, F20, F21, F22, F30, and F31 platforms. As part of the seat comfort system, it manages signals from the adjustment buttons and transmits them to the motors and other seat components. A correctly selected and functional module allows for:

• smooth adjustment of the seat position in multiple planes,
• retention of settings consistent with the vehicle's configuration,
• proper cooperation with other controllers in the vehicle network.

Construction, Placement, and Integration with the System

The module belongs to the group of BMW Electronic Control Modules and Controllers and is mounted in the front seat area, in accordance with the manufacturer's factory documentation. Its placement at the front of the vehicle allows for short wiring harnesses and limits interference in communication with other controllers.

As an OEM component, the module is designed to operate on the BMW vehicle bus, which promotes:

• correct communication with the comfort and safety system,
• retention of the original seat operating logic,
• easier diagnostics using factory service tools.

Benefits of Using an Original Seat ECU Module

Using an original front seat module in BMW F-series vehicles brings tangible benefits to both the user and the workshop. The most important include:

• Factory Compatibility – the module is designed to work with BMW's electrical system and electronics architecture, which reduces the risk of communication errors.
• Stable Operation of Comfort Functions – a correctly selected controller supports smooth and predictable operation of the seat adjustment motors.
• Diagnostic Support – the ability to read errors and operating parameters through standard BMW service tools facilitates system status checks.

The product is a used part, which allows for a cost-effective repair while maintaining the original manufacturer's specifications.

Practical Application in Service and Repair

The front seat ECU module is particularly useful in situations where the vehicle experiences seat adjustment problems, communication errors in the comfort system, or damage due to flooding or electrical short circuits. Replacing it with a functional controller enables:

• restoration of full seat adjustment functionality,
• reduction of the need for intervention in seat mechanics,
• shortening of diagnostic and repair time in the workshop.

For BMW 3 and 5 Series F-platform models, using an original used module is often an effective alternative to purchasing a new controller.

BMW Electronic Control Modules and Controllers – Selection and Offer Expansion

If you are looking for other BMW Electronic Control Modules and Controllers for similar applications in your car, check out our dedicated category: BMW Electronic Control Modules and Controllers. There you will find a wide selection of comfort controllers, body modules, and other onboard electronics components.

More About BMW Electronic Module Operation

Do you want to better understand how to care for electronics in BMW 3 and 5 Series models and how to safely use used parts such as seat modules or comfort controllers? Read the article on our blog: Years of Driving Pleasure – How to Care for iDrive Systems and Electronic Modules in BMW 3 and 5 Series Models Using Used Parts?. This is a practical addition to the knowledge for users and workshops working with BMW electronics.