BMW 3 Series F30 F80 M3 Boot Trunk Lid Tailgate Wiring Loom Harness Cable

BMW 3 Series F30 F80 M3 Boot Trunk Lid Tailgate Wiring Loom Harness Cable is an original BMW electrical system component designed to support the trunk lid in the 3 Series F30 generation and the sports F80 M3 version. As part of the Wires, harnesses, and connectors group, it ensures consistent signal and power routing, which translates into stable operation of components mounted in the rear of the body. This is a solution for users who want to restore the correct operation of the installation without compromising on BMW factory standards.

Specifications and technical data

• SKU: 9313656
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9313656
• Substitutable numbers: 61129313656, 9313656, 61129260013, 9260013, EM
• Location on the vehicle: Front, Right
• Category: Wiring Harnesses, Cables & Connectors

Purpose and function in the vehicle

The presented wiring harness is an electrical system component responsible for connecting the trunk lid to the rest of the car's electrical system. In practice, this means routing wires for circuits such as trunk lighting, the lock, opening buttons, or other components located in this area of the body, in accordance with the factory configuration of a specific BMW 3 Series unit.

The location specified as front – right side refers to the routing of the harness within the body structure and how it is guided in the vehicle, which is important for matching original mounting points and bodywork grommets.

Construction and advantages of the original BMW harness

As a BMW brand product, the harness has been designed for full compatibility with the vehicle's factory installation. It includes a set of wires and connectors selected for:

• appropriate length and routing geometry in the body,
• dedicated plugs matching the original sockets,
• maintaining proper insulation and resistance to typical operational loads.

Thanks to this, the installation is carried out in an orderly manner, maintaining factory wire paths, which limits the risk of chafing, mechanical damage, and electrical contact issues. Original connectors also facilitate diagnostics and any subsequent maintenance of the installation.

Service application and benefits of replacement

The trunk lid wiring harness is a component particularly exposed to bending and movement in the mobile area of the body. Over time, this can lead to broken wire strands, insulation damage, or unstable connections, manifesting in issues such as flickering lighting, lock problems, or comfort system errors.

Replacing it with an original BMW harness allows you to:

• restore the correct operation of the trunk lid electrics,
• maintain compliance with the factory installation diagram,
• minimize the need for modifications and soldering additional wire sections.

A used OEM component is a cost-effective solution that is technically consistent with the rest of the vehicle's installation, which is particularly important in modern BMW models where many systems are interconnected.

Fitment and installation aspects

Before installation, it is recommended to verify the compatibility of the harness with the specific vehicle equipment version so that all connectors and branches correspond to the configuration of the given unit. In practice, the installation involves routing the wires along factory paths, securing them in brackets, and connecting the plugs on both sides of the harness.

Due to the nature of the component, installation work should be entrusted to someone with experience in electrical systems in BMW vehicles, which will limit the risk of insulation damage, incorrect connector connection, or subsequent diagnostic problems.

Expanding the installation in BMW – wires, harnesses, and connectors

If you are planning a comprehensive repair or upgrade of the electrical system area in your BMW and need other elements from the same group, such as additional harnesses, wire sections, or service connectors, check the available parts in the BMW Wires, harnesses, and connectors category.

If you are interested in a broader context of upgrading and servicing BMW 3 Series models, including issues related to component selection and OEM number compatibility, the Global Parts guide may be helpful – BMW B58 code, i.e., 340 HP from the secondary market – a checklist before buying a turbocharger and intercooler for the BMW 3 Series (G20), which shows how to consciously approach the selection of parts in modern BMW constructions.