BMW E60 LCI Front Seat Control Module Unit ECU Left Right N/O/S 9134642

BMW E60 LCI Front Seat Control Module Unit ECU Left Right is a factory-original component from the Electronic control modules and controllers category, designed for precise management of front seat functions in facelifted BMW 5 Series models. The controller supports both the driver and passenger sides, ensuring consistent operation of the seat adjustment system and stable communication with the vehicle's electrical installation.

Specifications and technical data

• SKU: 9134642
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9134642
• Substitutable numbers: 9134642, 61359134642, 9196974, 61359196974, 0426943, 61350426943, 9183384, 61359183384, 9134632, 61359134632, 9148257, 61359148257, 6926402, 61356926402
• Location on the vehicle: Front, Left, Right
• Category: ECUs & Computer Modules

Purpose and function of the BMW E60 LCI seat controller

The presented module is dedicated to installation in the front of the vehicle, supporting both left and right side positions. It is responsible for the electronic control of seat settings, integrating with the comfort installation and other onboard BMW systems. This allows for the maintenance of full seat adjustment functionality in accordance with factory standards.

As an item from the Electronic control modules and controllers category, the controller works with the vehicle's bus, transmitting signals between adjustment switches and the motors and sensors in the seats. A correctly selected module helps avoid communication errors, improper adjustment operation, and diagnostic issues.

Compatibility and replacement numbers

The module was designed as a BMW OE part, which means compatibility with factory harnesses, connectors, and the electrical architecture of the BMW E60 LCI. It has an assigned OEM part number and a set of interchangeable numbers, which facilitates the selection of the appropriate controller based on dismantling data or the manufacturer's catalog. The presence of multiple reference numbers allows the same module to be used in various equipment configurations within the same platform.

Before purchasing, it is worth comparing the markings with the existing controller in the vehicle or verifying them by VIN in the BMW catalog. This minimizes the risk of hardware incompatibility and the need for additional installation modifications.

Vehicle placement and installation aspects

The controller is designed to operate in the front seat area, supporting both the driver and passenger sides. The vehicle placement specified as Front, Left, Right means that one module can handle seat functions on both sides, according to the configuration provided by the manufacturer. This solution simplifies the installation architecture and facilitates service.

As an OEM component, the module uses factory connectors, which promotes plug-and-play installation in the appropriate BMW model. When replacing, it is recommended to follow service procedures, including disconnecting the vehicle's power supply and performing potential adaptation or coding depending on the equipment configuration.

Condition, origin, and benefits of using a pre-owned part

The offered controller comes from the pre-owned parts group, which allows for an economical repair of the seat adjustment system while maintaining the original BMW specification. Using an OEM component from dismantling is often the preferred solution for electronics, as it ensures structural and software compatibility with the vehicle's factory installation.

Compared to aftermarket replacements, using an original module from the same model series limits the risk of communication problems in the vehicle network, controller errors, or the need for harness modifications. This is a practical solution for workshops specializing in BMW and users who want to restore full seat functionality without interfering with the factory electrical architecture.

Expanding knowledge about BMW electronic modules

If you want to better understand the operation of controllers in BMW 3 and 5 Series, including comfort modules, iDrive systems, or engine controllers, it is worth reaching for practical service materials. In our guide, we describe how to safely use parts from dismantling, what to pay attention to when selecting electronics, and how to diagnose common faults – details can be found in the article Driving pleasure for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 Series models.

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