BMW E92 E93 LCI Headlight Bi-Xenon Headlamp Wiring Cable Plug Right O/S 7239930

Visual condition of the part 

The product shows signs of use visible in the photos. 

BMW E92 E93 LCI Headlight Bi-Xenon Headlamp Wiring Cable Plug Right O/S is an original electrical installation component designed to support the right front headlight in the post-facelift version. Thanks to the factory bi-xenon headlight connector, it ensures proper power supply and control of the lamp functions, and the use of an original wiring harness facilitates plug-and-play installation. This is a practical solution when replacing a damaged headlight, repairing the installation, or converting to bi-xenon within the Front Lights category.

Specifications and technical data

• SKU: RHD-7273206-3
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7273206
• Substitutable numbers: 63117273206, 7273206, 7239930, BG
• Location on the vehicle: Right
• Category: Headlight Assemblies

Purpose and function in the front lighting system

The offered wiring harness is dedicated to the right side of the vehicle in post-facelift (LCI) BMW 3 Series E92/E93 models equipped with bi-xenon headlights. It is responsible for the electrical connection between the lamp and the vehicle's installation, including:

• transmitting power to the bi-xenon modules and bulbs,
• supporting low and high beam functions within a single bi-xenon unit,
• providing a stable connection to the factory vehicle harness via a dedicated headlight plug.

Using an original wiring harness allows for maintaining electrical system integrity and reduces the risk of lighting control module errors resulting from improper connections or soldered modifications.

Connector construction and benefits of using OEM

The bi-xenon headlight wiring harness has been designed by BMW for a specific lamp type and equipment configuration. This means:

• a factory connector that fits the right bi-xenon headlight without the need for adaptation,
• wire cross-sections properly selected for the current loads in the lighting system,
• preservation of the original wire routing inside the lamp housing.

As a result, the installation is orderly, and the risk of overheating, loose contacts, or interference in the headlight's operation is reduced. The original wiring also facilitates trouble-free diagnostics during future inspections or service.

Practical application and repair scenarios

The right bi-xenon headlight wiring harness is particularly useful in situations where:

• the connector or wires inside the lamp have been damaged (e.g., after a collision or overheating),
• the headlight was previously repaired in a non-factory manner and requires restoration to the original installation,
• a complete bi-xenon lamp replacement is necessary and reliable, factory-spec wiring is required.

The used OEM component allows for maintaining compliance with BMW factory specifications, which is important both for the proper operation of the lights and for the future resale value of the vehicle.

Condition, installation, and technical aspects

The offered wiring harness comes from dismantling and is intended for reinstallation in a right bi-xenon headlight. Before installation, it is recommended to perform a standard check of the insulation condition, contacts, and the correctness of the wire routing in the lamp housing. A properly selected harness facilitates:

• installation without additional modifications to the vehicle's electrical system,
• maintaining the headlight's seal after closing the housing,
• limiting potential issues with lighting module communication.

Choosing an original wiring harness for the right bi-xenon headlight is a solution technically consistent with the BMW installation design, which promotes stable operation of the lighting system in the long term.

If you are planning a comprehensive repair or upgrade of the front lighting zone in your BMW and need other components from the same group, such as lamps, control modules, or additional cables, check the available parts in the BMW Front Lights category.

If you are considering choosing between a used OEM wiring harness and a replacement part and want to know specific technical arguments and practical examples, the article 5 reasons why a used OEM part is a better choice than a replacement will help you make an informed purchasing decision.