BMW 3 5 Series E60 E90 Portable DVD System Alarm Ultra Sonic Module Unit 6980090

BMW E60 E90 Alarm Sensor Module Control Unit 6980090 is an original BMW electronic component designed for the factory security system in the 5 Series E60 and 3 Series E90 models. This specialized control unit is responsible for the precise operation of the alarm, its integration with the vehicle's electrical system, and proper communication with other comfort modules. By maintaining OEM specifications, it ensures the consistent operation of the alarm system and a perfect fit for the car's electrical architecture.

Specifications and technical data

• SKU: 9149674
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9149674
• Substitutable numbers: 65759149674 9149674, 65756948183 65776980090 65756974371 65756955185, 6948183 6980090 6974371 6955185
• Category: Other Starters, Alternators, ECUs & Wiring

Purpose and Function of the BMW Alarm Control Unit

The presented alarm module is a part of the vehicle's security system, responsible for processing signals from sensors, controlling the siren, and integrating with the central locking and body electronics. In BMW E60 and E90 cars, it acts as the central "brain" of the alarm system, which:

• receives information from interior and perimeter monitoring sensors,
• coordinates the alarm's response to unauthorized opening or movement,
• works with the electrical system and other comfort modules,
• ensures compatibility with the factory equipment configuration.

Thanks to this, the BMW alarm control unit allows for the maintenance of original security functionality without the need for additional installation modifications.

Compatibility and Replacement Numbers

The module is designed as an OEM BMW part, meaning it is compatible with factory wiring harnesses, connectors, and the operational logic of the alarm system in selected E60 and E90 configurations. The component has an assigned part number and a set of interchangeable numbers, which facilitates the selection of the correct control unit for a specific vehicle equipment version.

In practice, this means that by comparing the part number or reference numbers in the BMW catalog, you can verify if a given unit will be suitable for a particular car, without the risk of software or connector incompatibility. This solution is particularly important for electronics repairs, where precise module matching is crucial for the correct operation of the entire system.

Benefits of Using an Original BMW Module

Using an original BMW alarm control unit instead of a damaged or incompatible aftermarket replacement offers a number of practical benefits:

• maintaining the factory operational logic of the alarm and integration with the central locking,
• no need for modifications to the electrical system or connectors,
• easier diagnostics using factory BMW service tools,
• consistency with other comfort and safety modules in the vehicle.

This makes the repair of the security system smoother, and the risk of communication problems between modules is reduced. For BMW electronic components, choosing OEM parts is particularly beneficial in terms of system durability and stability.

Product Condition and Application in Service Practice

The offered BMW alarm control unit comes from the category of used OEM parts, which significantly reduces repair costs compared to purchasing a new module, while maintaining the original manufacturer's specifications. This solution is often chosen by workshops specializing in the BMW brand and by discerning users who expect factory part fitment.

In service practice, such a module is used, among other things, for:

• alarm electronics damage after short circuits or flooding,
• problems with incorrect alarm triggering,
• module replacement after incorrect interference with the security system,
• restoring the original system after the removal of non-factory alarms.

To better understand how used OEM parts affect repair time and service costs, it is worth reading the article on the impact of used OEM parts availability on car repair speed, which discusses the practical aspects of workshops working with such components.

Technical Support and Related Content

Security systems in modern cars, such as the BMW E60 and E90 series, are structurally similar to solutions used in other premium brands. For a comparison of electronics architecture and powertrain systems, it is worth referring to comparative material, such as the analysis of differences between Audi RS sports models and standard versions, which discusses, among other things, the impact of advanced electronics on vehicle character.

If you are planning a comprehensive repair or upgrade of the electronic security systems in your BMW and need other parts from the same group, such as comfort modules, central locking control units, or additional control units, check the available parts in the Other BMW category.