BMW 3 5 7 Series E36 E38 E39 Key Transmitter Receiver Module Unit 8362337

BMW 3 5 7 Series E36 E38 E39 Key Transmitter Receiver Module Unit is an original component from the Electronic control modules and controllers group, designed to work with the factory central locking and remote control system in selected BMW models. This used module allows for the restoration of proper communication between the key and the vehicle's electronics, which is crucial for the convenient and safe operation of the car.

Specifications and technical data

• SKU: 8379502-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8379502
• Substitutable numbers: 61358379502, 8379502, 61358362337, 8362337, BG
• Category: ECUs & Computer Modules

Purpose and function of the key transmitter receiver module

The key transmitter receiver module is responsible for receiving and processing the signal from the key fob and then transmitting it to the appropriate controllers in the vehicle. In practice, this means supporting functions such as:

• remote locking and unlocking of doors,
• trunk lid control (if provided in the given configuration),
• cooperation with the vehicle's security system.

Thanks to the use of an original module from dismantling, compatibility with the electrical architecture of the BMW E36, E38, and E39 series is maintained, which facilitates diagnostics and subsequent service maintenance.

Benefits of using an original BMW module

Choosing an original BMW module from this product group primarily ensures compatibility with the vehicle's electrical installation and communication bus. Compared to replacements, OEM modules are designed for a specific platform, which translates into:

• stable cooperation with other controllers in the car,
• correct operation of comfort and security functions,
• easier adaptation using factory BMW diagnostic tools.

A used component of this class often allows for an economical repair of the remote control system without the need for a costly replacement of the entire system.

Condition, verification, and selection based on part numbers

The offered module comes from dismantling and is classified as a used original component. Before being put up for sale, this type of electronics is standardly verified for basic functionality, which reduces the risk of problems during installation. When selecting a module for a specific BMW E36, E38, or E39 series vehicle, it is crucial to compare the OEM part number and available interchangeable numbers – all current markings can be found in the technical specifications section.

If you want to deepen your knowledge about the operation of electronic modules in BMW 3 and 5 series and how to properly replace them using parts from dismantling, it is worth reading the article: Driving pleasure for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 series models using parts from dismantling?

Practical application and installation tips

Replacing the key transmitter receiver module in a BMW from the E36, E38, E39 family is most often performed in situations where there are problems with the response to the remote signal, unstable central locking operation, or the inability to synchronize the key with the vehicle. Using an original module from the same design group allows for:

• maintaining the factory logic of the comfort system,
• limiting interference with the electrical harness,
• reducing installation time thanks to compatibility with factory connectors.

Due to the nature of automotive electronics, it is recommended to entrust the installation and any potential adaptation of the module to a workshop with experience in BMW vehicles, which minimizes the risk of installation damage or configuration errors.

BMW electronic control modules and controllers – expansion and repairs

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

Additional practical information on when it is worth choosing used controllers and modules is provided in the guide: Second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?