Seat Module BMW E87 E90 E91 E92 Control Unit ECU 9148264

The BMW E87 E90 E91 E92 Seat Control Module ECU is an original part from the Electronic Control Modules and Controllers group, designed for advanced management of seat functions in selected BMW 1 and 3 Series models. It enables precise control of seat, backrest, and other electrical functions, ensuring seamless integration with the vehicle's electrical system and comfortable operation via the factory buttons.

Specifications and technical data

• SKU: 9148264
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9196936
• Substitutable numbers: 861359196936, 9196936, 61359148265, 9148265, 61359134662, 9134662, 61356926358, 6926358, 61356926370, 6926370, 61359134667, 9134667, 61356926371, 6926371, 61356926359, 6926359, 61359148264, 9148264, BG, 61359196936
• Category: ECUs & Computer Modules

Purpose and Function of the BMW Seat Controller

The presented ECU module is responsible for the coordination of the electrically adjustable seat in BMW E87, E90, E91, and E92 vehicles. As a dedicated controller, it works with the body's electrical system, communication bus, and position sensors, ensuring that seat movements are smooth, repeatable, and consistent with the logic of comfort and safety systems.

The module is an integral part of the vehicle's electronic architecture, which integrates:

• signals from seat adjustment switches,
• control of multi-axis adjustment motors,
• communication with other body controllers within the vehicle network.

Benefits of Using an Original BMW Module

Using an original seat controller in the BMW E series guarantees the preservation of the factory operating logic of the comfort system. Proper integration with the vehicle's electrical system reduces the risk of communication errors, incorrect seat position readings, or occasional malfunctions related to the power supply for the adjustment motors.

Key advantages include:

• maintaining full seat adjustment functionality according to the vehicle's configuration,
• compatibility with the software of other body controllers,
• diagnosability using factory BMW service tools.

Selection by OEM Number and Interchangeable Numbers

The module should always be selected based on the OEM part number and associated interchangeable numbers to ensure full hardware and software compatibility with the specific seat equipment version and vehicle year. Correct matching eliminates problems with initialization, coding, and communication within the vehicle network.

If you want to deepen your knowledge on safely choosing used controllers, selecting by VIN and OEM numbers, as well as installation and coding principles, consult the guide: Used Car Electronics – How to Consciously Choose ECU Modules and Sensors.

Condition, Verification, and Practical Application

The offered BMW seat controller is a used part intended for reinstallation in a vehicle after prior operational verification. This type of module is particularly useful for troubleshooting issues such as the seat not responding to buttons, incomplete adjustment range, or occasional communication errors logged in the diagnostic memory.

In practice, installation involves replacing the existing controller with a functional unit, following power disconnection procedures and, if necessary, performing adaptations or coding according to the requirements of the specific BMW model. This allows for the restoration of correct seat adjustment system operation without interfering with the seat's mechanics.

Expanding the Control System in BMW

If you are planning a comprehensive repair or upgrade of the interior comfort zone in your BMW and need other parts from the same group, such as body controllers, comfort modules, or electrical equipment management units, check the available parts in the BMW Electronic Control Modules and Controllers category.

For users who want to combine vehicle functionality improvement with a responsible approach to the environment and the use of recycled parts, we also recommend the article: Eco-Tuning in Practice – Using Used Components in Modern Modifications.