Audi A8 D4 Front Door Lock Latch Actuator Mechanism Right O/S 4H2837016E

Visual condition of the part

The product shows signs of use visible in the photos.

Audi A8 D4 Front Door Lock Latch Actuator Mechanism Right O/S is an original locking mechanism designed for installation on the passenger side of the Audi luxury sedan. This component from the Locks and Latches group is responsible for precise locking, unlocking, and integration with the factory central locking system, ensuring safe and predictable door operation in daily use.

Specifications and technical data

• SKU: RHD-4H2837016E
• Mark: Audi
• Condition: Used
• OEM Part Number: 4H2837016E
• Substitutable numbers: 4H2837016E, 4H2 837 016 E
• 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 of the Audi A8 D4 generation, mounted in the front area of the body on the passenger side. It is responsible for the mechanical and electrical coupling of the handle, latch, and central locking actuator, which translates into smooth door opening and closing both from the remote control and from inside the vehicle.

Thanks to the factory Audi design, the lock works with the original wiring harness, comfort modules, and factory vehicle security systems. The correct mounting points, latch geometry, and operating characteristics are maintained, which facilitates installation and reduces the risk of improper door alignment.

Mechanism construction and key advantages

The mechanism combines a mechanical part responsible for locking with an electrical part controlling the actuator operation. In practice, this means that it:

• ensures stable retention of the door in the closed position while driving,
• enables remote control of the lock from the key fob and buttons inside the cabin,
• works with vehicle safety systems, such as automatic door locking while driving,
• maintains factory operating standards – characteristic, even door closing.

The original Audi origin helps maintain proper durability and compatibility with other door components, such as guides, handles, or seals. For the user, this means consistent operation of the entire locking system without the need for modifications.

Condition, fitment, and service application

The item comes from dismantling and is offered as a used door lock, which is a cost-effective solution for post-accident repairs, mechanical damage, or actuator failures in an existing lock. Replacing it with an original mechanism of the same reference allows for restoring proper door operation without interfering with the electrical installation or the body structure.

Due to the dedicated placement on the vehicle – front, right side – the lock is intended for a specific door and should not be used interchangeably in other positions. This approach guarantees proper fitment with the pillar striker and correct handle operation.

Practical application and assembly aspects

In workshops specializing in the Audi brand, this type of lock is often used for:

• repairs after side collisions,
• damage to the mechanism after break-in attempts,
• central locking failures manifesting as a lack of response from the passenger door,
• problems with closing or accidental door opening.

The original design facilitates installation in place of the old component – after removing the door trim and disconnecting the electrical harness, it is possible to swap the lock without the need for software adaptation, provided the vehicle version compatibility is maintained. This is a solution particularly valued by services that expect predictable repair times and a repeatable result.

System expansion and additional information

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

For broader service work, it is also worth taking care of other vehicle safety systems. In the context of selecting used components, a guide describing procedures for verifying the technical condition of secondary market elements may be helpful – you can find it in the article Second-hand braking system: how to safely choose discs, calipers, and ABS?, which presents universal principles for evaluating used parts in a professional service.