BMW 1 3 5 Series E87 LCI E90 E60 Hands Free Bluetooth Module High MULF2 9178898

BMW 1 3 5 Series E87 LCI E90 E60 Hands Free Bluetooth Module High MULF2 is an original electronic control module designed for the integration of a hands-free system and Bluetooth connectivity in selected BMW 1, 3, and 5 Series models. As a component from the Electronic control modules and controllers category, it ensures seamless operation with the vehicle's factory installation and stable communication with mobile devices. This used OEM component allows for a technically correct repair or restoration of the factory multimedia system's functionality without interfering with the vehicle's wiring harness or electrical architecture.

Specifications and technical data

• SKU: 9178898
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9183373
• Substitutable numbers: 841092246748410918762584109147519, 841091788988410914984384109207360, 922467491876259147519917889891498439207360, 8410916322984109181391, 91632299181391, 8410922319084109200822, 92231909200822, 8410917242084109229740, 9172420, 9229740, AS
• Color: Blue
• Category: ECUs & Computer Modules

Purpose and function of the MULF2 module

The MULF2 Bluetooth module is responsible for handling wireless connectivity in BMW vehicles equipped with a factory telephony system or hands-free kit. Its task is to process signals between the multimedia unit and the phone, enabling comfortable calling and the integration of phone functions with the vehicle's interface. Thanks to its OEM design, the module works with the original installation, maintaining factory standards of quality and safety.

Compatibility with BMW models

BMW E87 LCI, E90, and E60 utilize an electronic architecture where communication modules are integrated into the vehicle's bus system. The MULF2 was designed specifically for this platform, which translates into:

• proper cooperation with the factory audio and navigation system,
• support for phone functions via the multifunction steering wheel or center console,
• maintenance of consistency with the vehicle's original software. This makes the module the right choice when replacing a damaged unit or restoring the operation of the factory hands-free kit in these BMW generations.

Construction, color, and integration with the installation

The module housing is finished in Blue, which facilitates component identification within the wiring harness and mounting compartment. As a component from the Electronic control modules and controllers category, the module uses dedicated connectors adapted to the factory BMW installation, allowing for plug-and-play installation (after proper adaptation to the specific vehicle configuration). Eliminating the need for wiring modifications reduces the risk of installation errors and interference with other systems.

Condition, origin, and advantages of using OEM parts

The presented module is a used item, which allows for an economical repair of the connectivity system while maintaining the manufacturer's original specifications. Using an OEM component instead of aftermarket replacements promotes:

• maintaining compatibility with the existing equipment configuration,
• reducing communication issues on the vehicle bus,
• maintaining functional consistency with other controllers in the car. For users who want to restore the factory functionality of the Bluetooth system, choosing the original MULF2 module is a technically sound and predictable solution for operation.

Support with selection and expansion of the electronics system

If you are planning a comprehensive repair or upgrade of the comfort electronics area in your BMW and need other elements from the same group, such as comfort controllers, multimedia modules, or connectivity management units, check out the available parts in the BMW electronic control modules and controllers category. To compare different manufacturers' approaches to preserving the brand's character and the role of original electronic modules in maintaining factory functionality, it is worth reading the article Audi and emotions in their purest form. How do used parts help maintain the brand's DNA?, which shows how important it is to use properly selected, original components when repairing multimedia and communication systems.