Ford Mustang GT Mk6 Front Door Light Wiring Harness Left N/S FR3B-14E073-R30XD

Ford Mustang GT Mk6 Front Door Light Wiring Harness Left N/S is an original electrical system component designed to support the lighting in the front left door of this model. As part of the Wires, harnesses, and connectors group, it ensures a proper connection between control modules and door lighting points, which translates into stable system operation. This used component allows for an economical yet technically correct repair of the factory lighting installation.

Specifications and technical data

• SKU: FR3B-14E073-R30XD
• Mark: Ford
• Condition: Used
• OEM Part Number: FR3B-14E073-R30XD
• Substitutable numbers: FR3B-14E073-R30XD, FR3B14E073R30XD
• Location on the vehicle: Front, Left
• Part type: Wire Harness
• Category: Wiring Harnesses, Cables & Connectors

Purpose and function in the vehicle

The presented harness is dedicated to the front left door area of the Ford Mustang GT Mk6 and is responsible for power supply and signal transmission to the lighting elements located in this area. A correctly selected harness ensures that all lighting points in the door operate according to the manufacturer's specifications, without interference or voltage drops.

The placement on the vehicle (front, left side) is crucial when selecting parts – door harnesses are designed for a specific side of the body, so using the correct element avoids modifications and installation problems.

Construction and advantages of using an original harness

As an element from the Wires, harnesses, and connectors category, this harness has been designed for specific mounting points and wire routing in the Mustang GT Mk6 door. This means matched wire lengths, properly positioned connectors, and compatible terminations, which facilitates installation and reduces the risk of installation errors.

Using an original door lighting harness allows you to:

• maintain the factory wire routing and the aesthetics of the installation,
• preserve the correct operation of the door lighting without the need for soldering or creating custom connections,
• minimize the risk of failures resulting from incorrect wire gauge selection or incompatible connectors.

Condition, installation, and service application

The item is offered as a used part, which is a beneficial solution for service repairs when you want to maintain the original design of the installation at a reasonable cost. A used door lighting harness will work well both when replacing a damaged section of the installation and when restoring functionality after interior trim work or body repairs.

Thanks to the factory fit for the specific model and side of the vehicle, installation is limited to plugging the connectors into the existing sockets and routing the wires according to the factory clips in the door. This solution reduces labor time and lowers the risk of subsequent lighting problems, such as flickering or intermittent outages.

Selection by OEM number and purchase support

To ensure full compatibility with your Mustang GT Mk6, it is worth verifying the OEM number and interchangeable numbers assigned to this harness before purchasing. If in doubt, it is helpful to compare the connector configuration and the placement of the harness against the original element from the vehicle.

If you want to check the compatibility of the part with your VIN and OEM number step by step, use our practical guide: Guide: how to select the right car part by VIN and OEM number. There you will find a procedure, examples, and a list of questions worth asking the seller before finalizing the purchase.

Expanding work within the Ford door installation

If you are planning a comprehensive repair or upgrade of the door area in your Ford and need other elements from the same group, such as additional harnesses, wire sections, or compatible connectors, check the available parts in the Ford wires, harnesses, and connectors category.