BMW E90 Light Cable Lamp Socket Plug Wiring Rear Left N/S Side Panel 8369702

BMW E90 Light Cable Lamp Socket Plug Wiring Rear Left N/S Side Panel is an original lighting installation component designed to support the rear left lamp in BMW 3 Series E90 models. Thanks to its factory design, it ensures a secure electrical connection, stable lighting operation, and compatibility with the vehicle's factory wiring, which facilitates service and the replacement of damaged components.

Specifications and technical data

• SKU: 6937457-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6937457
• Substitutable numbers: 63216937457, 6937457, 8369702
• Location on the vehicle: Rear, Left
• Category: Rear Light Assemblies

Purpose and function in the lighting system

The presented plug is a component from the Rear lights and brake lights category, responsible for the electrical connection between the rear left lamp and the vehicle's installation. The vehicle placement, defined as rear – left side, means that the component works with the lamp assembly responsible for, among others, the position light, brake light, or turn signal (depending on the specific lamp configuration in a given BMW E90 unit).

A properly selected plug minimizes the risk of lighting problems, such as intermittent lamp operation, dashboard errors, or overheating of contacts. Using an original BMW solution helps maintain correct electrical parameters and compatibility with the vehicle's control modules.

Construction and fit for the BMW E90

BMW E90 Light Cable Lamp Socket Plug Wiring Rear Left N/S Side Panel has been designed as a component dedicated to a specific type of rear lamp, which translates into proper wire routing, the correct housing shape, and precise pin positioning. As a result, installation is orderly, without the need for wiring modifications or the use of adapters.

The factory connector ensures:

• stable seating in the lamp socket,
• proper connection sealing (depending on the lamp design),
• correct assignment of wires to individual lighting functions.

Such a solution is particularly important in vehicles equipped with advanced lighting control systems, where an incorrect connection can result in error messages or improper lamp operation.

Characteristics of the used component

The offered plug comes from dismantling and has the status of a used part, which in practice means that it was previously used in a vehicle but has retained the functionality required for further use. For many BMW E90 users, this is a reasonable compromise between the cost of repair and maintaining the original build quality characteristic of the BMW brand.

Choosing a used OEM component often allows you to avoid problems associated with fitting aftermarket replacements, especially in the area of electrical installation, where manufacturing tolerances and contact quality have a direct impact on system reliability.

Benefits of using an original BMW plug

Using a dedicated rear left lamp plug in a BMW E90 brings a number of practical benefits:

• Compatibility with factory wiring – no need to modify wires or use additional connectors.
• Stable lighting operation – proper contacts reduce the risk of lamp flickering, voltage drops, and local overheating.
• Easier diagnostics – maintaining the original installation architecture facilitates work for electricians and services specializing in BMW.
• Consistency with vehicle design – the plug is matched to the geometry of the lamp and the mounting space in the rear part of the body.

Thanks to this, the component will work well both for standard replacement of a damaged connector and for post-accident repairs, where it is necessary to restore the correct lighting installation on the rear left lamp side.

Additional information and part selection

The plug is assigned to a specific OEM part number and has interchangeable numbers, which facilitates verification of compatibility with your lamp and BMW E90 model year. When selecting, it is worth comparing the connector design and pin layout with the element currently installed in the vehicle to ensure full functional compatibility.

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 combination lamps, bulb holders, or additional connectors, check the available parts in the BMW rear lights and brake lights category.

If you are considering whether new or used components are a better choice in your case, comparing the costs and durability of different solutions may be helpful – you can find more information in the article Car parts – new or used? We compare costs, quality, and durability.