Volkswagen Polo Mk5 Rear Door Lock Mechanism Latch Actuator Left N/S 6C0839013

Volkswagen Polo Mk5 Rear Door Lock Mechanism Latch Actuator Left N/S is an original component from the Interior locks and latches group, designed for installation in the rear left door of the vehicle. It ensures the proper operation of the locking mechanism, integration with the central locking system, and stable door closing, which translates into comfort and safety during vehicle use.

Specifications and technical data

• SKU: 6C0839013
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 6C0839013
• Substitutable numbers: 6C0839013, 6C0 839 013
• Location on the vehicle: Rear, Left
• Part type: Door Lock Knob
• Category: Interior Locks & Lock Hardware

Purpose and function of the rear door lock

The presented lock has been designed specifically for installation in the rear left door of the Volkswagen Polo Mk5. It is responsible for the mechanical locking of the door panel, integration with the central locking actuator, and correct positioning of the latch relative to the body pillar. A properly functioning lock eliminates issues with doors not closing, bouncing, or failing to respond to remote control commands. Thanks to its factory design, the component maintains the correct geometry of mounts and attachment points, which facilitates installation in the original door openings without the need for modifications. Using a dedicated lock allows for maintaining the consistency of the vehicle's safety and comfort systems.

Construction and integration with the central locking system

Volkswagen has implemented an integrated solution in the Polo Mk5, where the mechanical latch works in conjunction with an actuator responsible for automatic locking. In practice, this means that a single assembly is responsible for both manual opening via the handle and the operation of the central locking system controlled by a remote or from inside the vehicle. This solution ensures:

• consistent operation of all door opening and closing functions,
• proper cooperation with the vehicle's electronics,
• stable holding of the door panel in the closed position,
• reduction of play and unwanted noises while driving. Due to its construction, which complies with Volkswagen's factory standards, the lock maintains appropriate rigidity and resistance to operational loads typical for the daily use of a city car.

Benefits of using an original Volkswagen lock

Using an original lock in the rear left door of the Polo Mk5 allows you to avoid problems typical of aftermarket replacements with imprecise fitment. The component is prepared to work with factory rods, handles, and the electrical harness, which reduces the risk of leaks or improper mechanism operation. Key advantages include:

• Factory fitment to the body – maintaining original geometry and mounting points.
• Compatibility with the central locking system – proper cooperation with the electrical installation and remote control.
• Stable operation of the locking mechanism – secure closing and holding of the door in the closed position.
• The ability to restore full door functionality after the failure of an old lock.

Vehicle placement and installation aspects

The component is intended for installation in the rear left door, which is important both when selecting parts and when planning service work. Correct placement ensures proper routing of rods, correct operation of the internal and external handles, and appropriate locking relative to the body pillar. Replacing the lock usually requires removing the door trim, disconnecting the rods and electrical connectors, and then installing the new assembly in place of the worn one. Thanks to its factory origin, the part is ready to work in the existing system without the need for adaptation.

Product condition and service application

The offered rear left door lock is a used component, which makes it an attractive solution for users looking for a reasonable compromise between repair costs and maintaining original Volkswagen quality. This type of part will prove useful both for typical repairs after a locking mechanism failure and for restoring full door functionality after operational damage. If you are planning a comprehensive repair or upgrade of the door lock area in your Volkswagen and need other components from the same group, such as actuators, latches, or locking mechanisms, check the available parts in the Volkswagen Interior locks and latches category. For drivers interested in optimizing service costs and using proven used components for Volkswagen repairs, additional information can be found in the article Volkswagen 1.9 TDI vs 1.4 TSI – evolution of VW engines and repair costs, which discusses, among other things, the impact of part selection on the vehicle's operating budget.