BMW F30 F31 F80 M3 Rear Light Boot Lamp Right O/S Plug Socket Wiring 6984746

BMW F30 F31 F80 M3 Rear Light Boot Lamp Right O/S Plug Socket Wiring is an original lighting system component designed for the right rear lamp in BMW 3 Series models. It ensures a secure, stable electrical connection, which translates into the proper operation of the brake light and other lamp functions. Using an OEM component is a sensible choice for repairs when you value factory fitment and compatibility.

Specifications and technical data

• SKU: 7372794-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7372794
• Substitutable numbers: 63217372794, 7372794, 63217313056, 7313056, 7371112, 7259916, 6984746
• Location on the vehicle: Rear, Right
• Category: Centre & Third Brake Light Assemblies

Purpose and function in the lighting system

The presented plug and wiring is a component of the right rear lamp electrical system, responsible for transmitting signals to the lighting assembly in the area of the main and center brake lights. Its task is to provide a stable connection between the vehicle's wiring harness and the lamp, ensuring that the braking signal, position light, or other lamp functions are transmitted without interference.

Dedicated application in specific BMW models limits the risk of fitment issues, loose connections, or installation errors. This is particularly important in modern vehicles, where the lighting system is integrated with safety and onboard diagnostic systems.

Compatibility and advantages of using OEM parts

The plug and wiring have been designed by the vehicle manufacturer, ensuring the correct geometry, wire length, and pin layout in the connector. This means:

• secure seating in the right rear lamp,
• compatibility with the factory BMW electrical installation,
• reduced risk of contact overheating and voltage drops,
• no need for wiring modifications or custom adapters.

Using an original component to replace a damaged or corroded wire allows for the restoration of proper lamp operation, eliminating typical symptoms such as flickering, intermittent brake light failure, or error messages on the dashboard.

Condition, installation, and service aspects

The item comes from disassembly and is offered as a used original BMW part. Such components are frequently chosen by professional service centers and workshops specializing in the brand, as they ensure factory fitment while maintaining cost-effective repair solutions.

Installation involves disconnecting the old wire from the lamp and the vehicle harness and connecting the presented cable to the same installation points. With properly performed service work, there is no need for interference with the vehicle's electronics, and full lighting functionality is restored without additional adaptations.

Safety and reliability of the brake system

A functional rear lamp plug and wiring have a direct impact on vehicle visibility during braking. A stable electrical connection minimizes the risk of losing the brake light function, which is crucial for both the driver's safety and that of other road users. Replacing a worn or damaged wire with an original component helps maintain the lighting system in a condition consistent with the manufacturer's specifications.

For vehicles operated in harsh conditions (moisture, road salt, frequent temperature changes), this is particularly important, as the area around the rear lamp is prone to contact corrosion and wire insulation damage.

Expanding your BMW lighting upgrade

If you are planning a comprehensive repair or upgrade of the rear lighting zone in your BMW and need other elements from the same group, such as wires, connectors, or complete lamp modules, check out the available parts in the BMW main and center brake lights category.

To better take care of your car's operation in demanding temperature conditions and understand the impact of high temperatures on vehicle components, it is worth reading the guide Summer heat vs. cooling system – used radiators and fans as a way for economical operation, which helps in planning your car's maintenance consciously.