BMW F01 F06 F12 F12 LCI Radio Remote Control Car Key 868 MHZ 5A57FC9

BMW F01 F06 F12 F12 LCI Radio Remote Key 868 MHZ is an original item from the Locks and Latches group, designed for the central locking system and remote control in BMW vehicles. It allows for convenient opening and closing of the car, as well as cooperation with factory security systems, ensuring comfortable and safe vehicle operation for the driver.

Specifications and technical data

• SKU: 5A57FC9
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 5A57FC9
• Category: Exterior Locks & Lock Hardware

Purpose and Function of the BMW Radio Key

The presented radio key, operating in the 868 MHz band, is a component of the remote control system for locks in selected BMW F-series models, such as F01, F06, and F12 (including LCI facelift versions). As part of the comfort access system, it is responsible for wireless communication with the body module, enabling control of locks, latching, and functions related to the central locking system.

Thanks to the use of an original BMW solution, the key works with the vehicle's original electronics, which promotes stable system operation and reduces the risk of compatibility issues after proper matching and programming in the vehicle.

Construction and Performance Parameters

The radio key from this series has been designed as a vehicle security system component, integrated with the locks and latches system. The housing is adapted for daily use, and the construction includes space for electronics and components necessary for cooperation with the factory immobilizer (after performing appropriate service procedures).

• Wireless communication in the band intended for remote control systems in BMW vehicles.
• Cooperation with the central locking system and door latching system in F-series bodies.
• Possibility of integration with the existing vehicle installation after appropriate coding.

This solution allows for consistency with the car's factory electrical architecture, which is particularly important in modern BMW models where the locks and latching system is connected to many control modules.

Application in the BMW Locks and Latches System

As a component of the Locks and Latches category, this radio key plays a crucial role in vehicle access operation. It is responsible for initiating door opening and closing commands, as well as transmitting signals to modules responsible for latching and potential comfort functions (e.g., controlling the closing of all doors with one button, depending on the vehicle's configuration).

In practice, this means that a correctly matched and programmed key allows for:

• remote opening and closing of the vehicle,
• activation of latching functions according to factory settings,
• maintaining the integrity of the BMW security system.

Product Condition and Installation Aspects

The offered key is a used item, which means that before installation in a specific vehicle, it requires standard service procedures such as matching, programming, and potential adaptation to the existing immobilizer system. For this reason, it is recommended to entrust the service to a specialized workshop or automotive electronics technician experienced with BMW comfort access systems.

A properly prepared and coded key can be a beneficial solution when replacing a damaged unit or expanding the key set in the vehicle, maintaining functionality in accordance with the manufacturer's original specifications.

Why Choose an Original BMW Key

Choosing an original BMW solution for remote lock control primarily means:

• consistency with the vehicle's factory electronics,
• preservation of security functions intended by the manufacturer,
• reduced risk of compatibility issues compared to aftermarket alternatives.

For users planning to service the access and security system in their BMW, using an original radio key is a sensible technical solution that supports stable operation of the Locks and Latches system.

If you are planning a comprehensive repair or upgrade of the access security zone in your BMW and need other items from the same group, such as lock cylinders, latch actuators, or central locking mechanisms, check the available parts in the BMW Locks and Latches category.

Additionally, if you are interested in the topic of operation and servicing of components in modern powertrains, it is worth reading the article on caring for the timing and injection system in popular Mercedes models – you can find it here: Reliability under the star – how to care for engine components in Mercedes-Benz C-Class and E-Class.