BMW E46 X3 E83 Fuel Tank Filler Flap Lock Actuator 6923973

BMW E46 X3 E83 Fuel Tank Filler Flap Lock Actuator is an original component from the Fuel filler flaps and accessories group, designed for BMW X3 and E46/E83 series models. It ensures secure locking of the fuel filler flap, which translates into safe operation of the refueling system and protection against unauthorized access to the tank.

Specifications and technical data

• SKU: 6923973
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6923973
• Substitutable numbers: 67116923973, 6923973, 67116987637, 6987637
• Category: Fuel Flaps & Components

Purpose and function of the fuel filler flap lock

The presented lock is the component responsible for mechanically locking the fuel filler flap in selected BMW models. It works with the vehicle's factory central locking system, ensuring that the flap opens and closes in synchronization with the other door locks. A properly functioning flap lock reduces the risk of damage to the flap hinge, leaks, and tampering with the fuel system.

Construction and fitment for BMW

As an element from the BMW OE group, the fuel filler flap lock has been designed for a precise fit with the bodywork and flap mechanism in specific versions of the BMW X3 and E46/E83 series. The appropriate geometry of the mounts and guides allows for installation in place of the factory lock without the need for modifications. This preserves the original body line, and the flap closes with the correct force and in the correct position.

The element has an assigned OEM part number and associated interchangeable numbers, which facilitates precise identification and selection for a specific body variant and model year. In practice, this means that with correct selection based on the VIN or part number, you can count on compatibility with the factory wiring harness and locking mechanism.

Condition, origin, and benefits of use

The offered fuel filler flap lock is a used part, sourced from a dismantled BMW vehicle. This type of component, when used correctly, is characterized by a long service life, which is why using a verified used part is a reasonable and economical alternative to purchasing a new lock. This allows for the restoration of full functionality of the flap locking system while maintaining a favorable price-to-quality ratio.

Replacing a faulty lock eliminates common symptoms such as the flap failing to lock, opening on its own, or the need to manually push it shut. This in turn improves the comfort of daily vehicle use, especially in intensive urban driving and during frequent refueling.

Installation tips and selection by part numbers

Before installation, it is recommended to verify the compatibility of the part with the car based on the OEM number or interchangeable numbers and to compare the design of the lock with the element removed from the vehicle. In practice, the installation involves removing the covers in the area of the fuel filler, disconnecting the old lock from the wiring and mechanism, and then installing the new element in the same mounting points. Thanks to a design consistent with factory BMW standards, this operation is predictable and does not require body modifications.

To better understand the role of the flap and lock in the context of the entire refueling system and tank security, it is worth reading our guide on the operation and diagnostics of the fuel system: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.

Expanding BMW fuel filler upgrades

If you are planning a comprehensive repair or upgrade of the fuel filler area in your BMW and need other elements from the same group, such as flaps, hinges, or seals, check out the available parts in the BMW fuel filler flaps and accessories category.

Summary

BMW E46 X3 E83 Fuel Tank Filler Flap Lock Actuator is an original component from the Fuel filler flaps and accessories group, designed to restore the proper locking of the fuel filler flap in selected BMW models. Proper structural fitment, the ability to clearly identify the part by numbers, and installation in place of the factory lock make this a practical solution for users looking for a verified, used component for their car.