BMW E81 E87 LCI Tail Light Rear Lamp Left N/S Plug Socket Wiring 6984756

BMW E81 E87 LCI Tail Light Plug Wiring Harness Socket Left Rear is an original electrical installation component designed to service the driver's side rear lamp in facelifted BMW 1 Series models. Thanks to its factory design, it ensures a secure electrical connection and stable operation of the parking light, brake light, and turn signal. This is a practical solution for collision repairs, lamp replacement, or harness refurbishment in the rear of the body.

Specifications and technical data

• SKU: 6984756
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6984756
• Substitutable numbers: 63217164955, 7164955, 6984756
• Location on the vehicle: Rear, Left
• Category: Rear Light Assemblies

Application and Compatibility

The presented plug with wiring harness is intended for installation in the left rear lamp of the facelifted (LCI) BMW 1 Series E81/E87 generation. Its placement on the driver's side of the vehicle allows for precise fitting to the factory lamp bracket and the original wiring route in the trunk.

This component belongs to the Rear Lights and Brake Lights category, meaning it is responsible for the correct power supply and control of the vehicle's rear lighting functions. In practice, it is a key sub-assembly for:

• repairing damaged wiring harnesses due to flooding or contact corrosion,
• replacing a lamp with a functional used part,
• eliminating dashboard lighting errors,
• restoring full functionality of the brake and parking lights.

Construction and Technical Function

The plug with wiring and lamp socket has been designed by BMW as part of the electrical installation dedicated to a specific body model. The appropriately selected wire cross-section and connector design ensure stable electrical parameters and limit the risk of voltage drops that could cause dimming or flickering of the light.

The plug-in solution enables:

• a mechanically stable connection with the rear lamp,
• proper signal routing to individual lighting functions,
• easier installation diagnostics in case of faults.

By maintaining the original connector geometry, installation is performed without the need for lamp modifications or adapters, which is particularly important for repairs compliant with factory standards.

Condition, Origin, and Benefits of Use

The component comes from disassembly, which allows for maintaining the factory fit to the BMW installation and compliance with the electrical parameters specified by the manufacturer. A used harness is a good choice in situations where the original connector has been mechanically damaged, melted, or corroded, and you want to preserve the original installation architecture.

Using this left rear lamp socket wiring harness allows you to:

• restore correct lighting operation without interfering with the main body harness,
• minimize the risk of light control module errors resulting from incorrect connection resistances,
• maintain installation consistency with BMW service documentation.

Why Choose This Lamp Harness Plug?

Choosing an original solution for the Rear Lights and Brake Lights category in the BMW 1 Series provides greater operational certainty than universal aftermarket replacements. Proper matching of the connector to the lamp and the wires to the vehicle's installation reduces assembly time and facilitates future servicing. This is especially important in cars where the lighting system is monitored by electronics and sensitive to any irregularities in the circuit.

If you are looking for other parts in the BMW Rear Lights and Brake Lights category, check out the BMW Rear Lights and Brake Lights available in our store to find a complete solution for your car.

For drivers interested in a broader perspective on vehicle system diagnostics and construction, we also recommend a practical guide on the operation of the steering system and power steering – you can find it here: Steering System and Power Steering – How it Works and What Fails?