BMW F20 F21 Door Lightning Lamp Unit Panel Control Module LED SET X2 9399997

BMW F20 F21 Door Lightning Lamp Unit Panel Control Module LED is an original Interior lighting component designed for the doors of BMW 1 Series F20/F21 models. The set of two LED modules provides consistent, uniform illumination of the door panel, improving button visibility and interior comfort while maintaining the factory character of BMW equipment.

Specifications and technical data

• SKU: 9399997-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9399997
• Substitutable numbers: 9399997, 63319399997, 63317941157, 7941157
• Part type: Interior Lighting
• Category: Interior Light Assemblies

Purpose and function of the BMW F20/F21 door LED module

The presented set of two LED lamps for the door panel is designed as part of the factory BMW interior lighting system. The modules are responsible for local illumination of the window and door lock control zone, which facilitates vehicle operation after dark and increases cockpit ergonomics. Thanks to the use of LED technology, bright, uniform light is achieved with low energy consumption and limited heat emission. The modules work with the vehicle's electrical system and factory controllers, maintaining the integrity of the cabin lighting system.

Construction and technical properties of the set

The set includes two complete LED lamp modules integrated with the door control panel. Each module contains:

• a built-in LED diode responsible for illuminating the work zone,
• a housing adapted to the construction of the BMW F20/F21 door,
• an electrical connector adapted to the factory wiring harness. This solution enables precise light beam guidance and stable operation under typical vehicle interior operating conditions. Interior lighting provided by these modules improves the readability of control elements without dazzling the driver or passengers.

Benefits of using the original door lighting module

Using the original BMW F20/F21 door LED module allows you to maintain the stylistic and functional consistency of the interior. Key advantages include:

• Factory fit – the modules are designed for a specific generation of the BMW 1 Series, which translates into a proper fit with the door upholstery.
• Stable lighting parameters – the color and intensity of the light are consistent with other interior lighting points, ensuring a uniform appearance.
• Integration with the vehicle's electrical system – the modules work with factory controllers without the need for wiring modifications or additional adapters.
• Ability to restore full functionality – in the event of damage to the original door lighting, replacing it with this set allows you to recreate the original usage conditions.

Product characteristics and condition

The offered set of BMW door LED modules belongs to the group of original components intended for installation in factory mounting points. The product is classified as a used interior equipment element, which means it comes from vehicle disassembly and may show signs of previous use while maintaining functionality suitable for further operation. For proper selection, it is recommended to compare the vehicle's equipment configuration and the type of door panel used. The set of two modules allows for simultaneous replacement of lighting in two doors, which helps maintain a uniform visual effect.

Support in selecting BMW lighting and additional materials

When planning an upgrade or replacement of lighting elements in a BMW, it is worth paying attention to the compatibility of the LED technology used with other system components. In the context of headlights and advanced lighting systems, a guide describing the selection of used lighting elements may be helpful. Detailed information can be found in the article See more and better – a complete guide to selecting and replacing used LED and Xenon headlights, which discusses practical aspects of choosing original BMW lighting components. If you are planning a comprehensive repair or upgrade of the interior lighting zone in your BMW and need other elements from the same group, such as ceiling lights, footwell lighting, or ambient modules, check the available parts in the BMW interior lighting category.