BMW 1 3 Series E87 E90 E91 E92 Seat Control Unit Module ECU 9134662

BMW 1 3 Series E87 E90 E91 E92 Seat Control Unit Module ECU is an original component from the Electronic control modules and controllers group, designed for advanced management of driver or passenger seat functions in selected BMW 1 and 3 Series models. It enables precise control of seat settings, ensuring consistent operation with the vehicle's electrical installation and onboard comfort systems.

Specifications and technical data

• SKU: 9134662
• 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, PK, 61359196936
• Category: ECUs & Computer Modules

Purpose and function of the seat control module

The presented seat controller is dedicated to BMW E87, E90, E91, and E92 platforms, where it is responsible for handling electric seat adjustments according to the specific vehicle configuration. As a comfort system component, it works with the body electrical system, ensuring stable power supply to the adjustment motors and proper communication with other controllers in the vehicle.

The seat ECU module manages, among other things, the range of motion for the seat base and backrest, as well as the logic of the adjustment buttons. This provides the driver with repeatable, predictable seat responses to commands, which translates into daily comfort and improved ergonomics of the driving position.

Benefits of using an original BMW module

Using an original controller from the Electronic control modules and controllers group allows you to maintain the vehicle's factory electrical architecture. This means:

• consistency with the vehicle's factory software and communication bus,
• proper fitment of connectors and wiring harnesses without the need for modifications,
• preservation of the seat comfort functions intended by the manufacturer.

For the user, this means reducing the risk of communication errors between controllers, stable seat adjustment operation, and easier diagnostics in case of service needs. This is particularly important in modern BMWs, where many comfort functions are logically interconnected.

OEM number selection and compatibility

BMW seat control modules come in various hardware and software variants, which is why matching by OEM number and interchangeable numbers is crucial during selection. This allows you to verify compatibility with the specific seat equipment version and vehicle model year. In practice, proper controller selection minimizes the risk of communication issues, fault memory errors, or limited adjustment functionality.

To facilitate correct part identification, it is recommended to use the vehicle's VIN and service documentation. In case of doubt, consulting a technical department or a diagnostician who can confirm the module's compatibility with the specific car is a good solution.

More practical tips on choosing used controllers and sensors can be found in our guide: Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?

Product characteristics and service application

The offered item is marked as a used BMW module, which in practice means it comes from vehicle dismantling and can be an attractive cost-effective alternative to a new part. This type of solution is often chosen for:

• repairs after flooding or damage to the seat installation,
• clearing controller errors identified during computer diagnostics,
• replacing the module after mechanical damage to the seat or wiring harness.

Before installation, a standard post-installation diagnostic procedure is recommended to confirm proper communication with other controllers and the absence of active errors. In some vehicle configurations, coding or adaptation of the module according to the specific vehicle's equipment may be required.

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 components from the same group, such as comfort controllers, door modules, or cabin lighting management units, check the available parts in the BMW electronic control modules and controllers category.

For users interested in combining savings with an eco-friendly approach, an interesting supplement to the topic may be an article on the use of recycled parts in tuning and vehicle operation: Eco-tuning in practice: how to increase performance while reducing your carbon footprint with recycled parts.