BMW F11 Touring Light in Trunk Lid Left N/S Rear Lamp Plug Socket Wiring 8377240

BMW F11 Touring Light in Trunk Lid Left N/S Rear Lamp Plug Socket Wiring is an original electrical installation component designed to support the rear left lamp in the Touring body style. Thanks to its factory-fit design for the BMW electrical system, it ensures a stable connection, correct communication with control modules, and safe operation of the vehicle's rear lighting. This is a practical solution for post-collision repairs, lamp replacement, or wiring harness damage.

Specifications and technical data

• SKU: 8377240
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8377240
• Substitutable numbers: 8377240, 63217370347, 7370347, KZ
• Location on the vehicle: Rear, Left
• Category: Rear Light Assemblies

Purpose and function in the lighting system

The described plug with socket and wiring operates within the Rear lights and brake lights area, responsible for proper power supply and signal transmission to the rear left lamp. The vehicle placement, defined as rear – left side, means that the component works with the lamp assembly on the driver's side, integrating functions such as the position light, brake light, turn signal, or reversing light – depending on the specific lamp configuration in a given BMW F11 Touring unit.

The factory design, with appropriately selected wire gauges and the correct pin layout, minimizes the risk of voltage drops, contact overheating, and communication errors in the lighting system. This is particularly important in modern BMW models, where the lighting system interacts with advanced diagnostic modules.

Benefits of using original lamp wiring

Using a dedicated plug with a wiring harness for the BMW F11 Touring allows you to avoid makeshift repairs, such as soldering random wires or using universal connectors. In practice, this translates into:

• a secure electrical connection – proper contacts and connector locking reduce the risk of looseness and circuit interruptions,
• consistency with the factory wiring diagram – no need for harness modifications,
• reduced risk of lighting errors appearing on the dashboard,
• easier future diagnostics – the installation remains compliant with BMW service documentation.

For the user, this means stable operation of the rear lights, which improves vehicle visibility on the road and impacts driving safety, especially at night and in poor weather conditions.

Installation characteristics and fitment

The rear left lamp plug, socket, and wiring are prepared for operation in the specific BMW F11 Touring body model, which ensures precise fitment to the lamp and the vehicle's wiring harness. The appropriate wire length and factory connector layout facilitate installation in the original routing points without the need for interfering with the body structure.

The placement on the vehicle as rear – left side allows for clear identification of the application area, which is important when selecting parts for accident repairs or replacing a damaged section of the harness. This allows a mechanic or auto electrician to carry out the installation efficiently, reducing vehicle downtime.

Use in BMW service and repairs

This component is particularly useful in situations where the connector at the lamp has been damaged (e.g., due to contact corrosion, overheating, broken wires, or bodywork repairs). Using a complete plug with wiring allows you to restore the factory standard of connections, which is beneficial both from the perspective of durability and the vehicle's future resale value.

In workshops specializing in the BMW F11 Touring, such a component is often used as a cost-effective solution for lighting system repairs when replacing the entire harness would be economically unjustified.

Condition and origin

The product comes from the BMW brand and is marked as a used original part. This means it has been removed from a donor vehicle, retaining the factory connector geometry and compatibility with the electrical system of the given model. For many users and workshops, this is a reasonable compromise between cost and quality, allowing for the maintenance of consistency with the vehicle's original equipment.

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

To better plan work on the electrical installation and control modules in your car, it is worth familiarizing yourself with practical tips regarding BMW 3 and 5 Series electronics, available in the article Driving pleasure for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 Series models.