Land Rover Discovery Sport L550 Fuel Tank Flap Cap Door Lock Motor FK72-27936-BA

Land Rover Discovery Sport L550 Fuel Tank Flap Cap Door Lock Motor is a precision component from the Locks and Latches category, responsible for securely locking and unlocking the fuel filler flap. Designed for Land Rover vehicles, it ensures stable operation of the locking mechanism, which translates into daily convenience and protection of the fuel system.

Specifications and technical data

• SKU: FK72-27936-BA-1
• Mark: Land Rover
• Condition: Used
• OEM Part Number: FK72-27936-BA
• Substitutable numbers: LR058473, FK72-27936-BA, FK7227936BA
• Category: Exterior Locks & Lock Hardware

Purpose and function in the vehicle

The fuel tank flap motor in the Discovery Sport L550 model is responsible for controlling the locking bolt that secures the flap, working in conjunction with the vehicle's central locking system. A properly functioning component:

• ensures secure locking of the flap when the car is locked,
• enables smooth unlocking during refueling,
• minimizes the risk of mechanical damage to the flap and its hinges,
• supports fuel system security through controlled access to the filler neck. Thanks to its design tailored to the Discovery Sport L550, the motor works with the factory electrical installation and locking control system, which facilitates diagnostics and potential replacement.

Construction and fitment in the Locks and Latches group

The component belongs to the Locks and Latches group, which means it is designed with an emphasis on resistance to cyclic mechanical loads and variable weather conditions. The motor's construction is optimized for:

• stable drive operation in the limited space of the fuel filler recess,
• compatibility with the factory linkage or locking mechanism,
• resistance to moisture, road grime, and temperature fluctuations,
• maintaining appropriate locking force without putting excessive strain on the flap. As a component dedicated to Land Rover, the motor is structurally matched to the body geometry of the Discovery Sport L550, which reduces the risk of play, stress, and improper closing.

Benefits of using an original Land Rover solution

Using an original fuel tank flap motor in the Discovery Sport L550 allows for maintaining consistency with the vehicle's factory locking system. Key advantages include:

• compatibility with the electrical installation – no need for modifications to the wiring or connectors,
• predictable operation with the central locking and comfort system,
• easier service diagnostics thanks to compliance with manufacturer documentation,
• reduced risk of installation errors typical of aftermarket parts with different shapes or operating strokes. For the user, this means more predictable vehicle behavior when locking and unlocking, as well as a lower risk of problems with the fuel filler flap in the long term.

Condition, installation, and operation

The offered motor comes from the used parts group, which allows for economical repair while maintaining the original Land Rover specification. The component is intended for installation in place of the factory flap actuator, using existing mounting points and factory connectors. When replacing, it is worth paying attention to:

• proper routing of wires within the fuel filler recess,
• checking the free movement of the flap after installation,
• verifying operation with the central locking (locking/unlocking via remote and key),
• checking for any mechanical resistance in the linkages or guides. This approach allows for restoring the correct operation of the mechanism without the need for interference with other body components.

Integration with other lock components in Land Rover

The fuel tank flap motor operates in the same functional area as other lock components in the vehicle. If you are planning a comprehensive repair or upgrade of the body lock zone in your Land Rover and need other elements from the same group, such as door latches, tailgate locks, or central locking actuators, check the available parts in the Land Rover Locks and Latches category. For users interested in a broader context of selecting original used parts and the practice of identification by manufacturer numbers, an article describing service strategies using Audi units as an example may be helpful – The five-cylinder Audi engine – a legend from Quattro to RS3 and how to take care of it using original Audi parts. It allows for a better understanding of the importance of proper OEM component selection, also in vehicles of other brands, including Land Rover.

Summary

Land Rover Discovery Sport L550 Fuel Tank Flap Cap Door Lock Motor is a functional component from the locks group, responsible for the correct locking and unlocking of the fuel filler flap. Using an original solution dedicated to the Discovery Sport L550 allows for maintaining consistency with the factory central locking system, reducing the risk of access problems to the fuel filler, and maintaining the comfort of daily vehicle operation at the expected level.