Audi A3 8Y VW Golf Mk8 Front Right Door Lock Mechanism Actuator 5TC837016B

Audi A3 8Y VW Golf Mk8 Front Right Door Lock Mechanism Actuator is an original locking mechanism designed for installation in the front right door of the vehicle. This part belongs to the Locks and latches group and is a key component of the locking system, responsible for securely locking and unlocking the driver or front passenger door.

Specifications and technical data

• SKU: RHD-5TC837016B
• Mark: Audi
• Condition: Used
• OEM Part Number: 5TC837016B
• Substitutable numbers: 5TC837016B, 5TC 837 016 B
• Location on the vehicle: Front, Right
• Category: Exterior Locks & Lock Hardware

Purpose and function in the vehicle

The presented lock mechanism is dedicated to the front right door, meaning it works in conjunction with the door handle, linkages, and the electrical system responsible for the central locking and interior controls. The lock's design is engineered to ensure consistent latching, stable retention of the door in the closed position, and proper integration with the vehicle's factory safety system.

This solution is particularly important in modern models where the locking system is integrated with the body electronics, and the correct operation of the lock affects the functionality of comfort features and anti-theft protection.

Construction and technical characteristics

The front right door lock mechanism combines a mechanical part responsible for physical latching and an actuator part that works with the vehicle's electrical system. The applied design enables:

• precise engagement of the latch with the striker on the body pillar,
• cooperation with the external and internal door handle linkages,
• integration with the central locking system and cabin controls.

Thanks to its original Audi/VW group origin, the lock is matched to the door geometry and the manufacturer's specified routing of linkages and wiring harnesses, which facilitates installation and reduces the risk of closing issues.

Condition, application, and benefits of installation

The offered item is in used condition, which allows for an economical replacement of a damaged or unstable lock while maintaining the original design. Replacing a worn mechanism with a functional unit helps restore:

• correct locking and unlocking of the passenger or driver door (depending on the body version),
• consistent operation of the central locking system on the front-right axis,
• stable door closing without the need for excessive force.

For the user, this means improved daily comfort and a reduced risk of accidental door ajar incidents, which is significant for both driving safety and the protection of the vehicle's interior.

Selection and integration with the body system

To ensure proper cooperation with the existing body system, it is important to pay attention to compatibility with the specific door version and vehicle equipment configuration when selecting the lock. The mechanism intended for the front right door is designed for a specific opening direction, hinge position, and wiring harness routing, which is why its use in another part of the body is not intended.

In the case of advanced comfort systems, a correctly selected lock enables the maintenance of functions related to the central locking, as well as cooperation with factory safety solutions, which is essential for the durability and reliability of the entire system.

Expansion of the locking system and additional materials

If you are planning a comprehensive repair or upgrade of the door locking zone in your Audi and need other elements from the same group, such as locking mechanisms, actuators, or lock cylinders, check the available parts in the Audi Locks and latches category.

For drivers interested in a broader perspective on the operation of used drivetrain components and elements working with the powertrain, a guide describing practical principles for assessing the condition of second-hand parts may be helpful – you can find it in the article Second-hand differential – what you need to know about used differentials, sensors, and drivetrain systems.