Door Lock Mercedes W204 C207 W212 Front Left N/S Actuator Latch A2047202135

Door Lock Mercedes W204 C207 W212 Front Left N/S Actuator Latch is an original locking mechanism designed for installation on the driver's side. This component is responsible for precise locking, unlocking, and integration with the central locking actuator, ensuring safe and stable door operation. Thanks to the factory Mercedes design, it is a solution perfectly matched to the vehicle's body and electrical system.

Specifications and technical data

• SKU: rhd-A2047202135
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2047202135
• Substitutable numbers: A2047202135, A 204 720 21 35
• Location on the vehicle: Front, Left
• Category: Exterior Locks & Lock Hardware

Purpose and function of the door lock

The presented front left door lock and latch has been designed to operate in the driver's door area of Mercedes C-Class and E-Class models of the given generation. It is responsible for:

• mechanical locking and unlocking of the door from the body side,
• transferring drive from the central locking actuator to the handle mechanism,
• cooperation with the vehicle's safety system (locking while driving, remote locking),
• stable retention of the door in the closed position, without play or rattling.

Thanks to the factory Mercedes design, the lock maintains proper operating geometry, which translates into smooth door closing and repeatable performance in daily use.

Construction and integration with the door system

The front left door lock combines the locking mechanics and the actuator-cooperating unit in one housing. The construction is prepared for installation in factory mounting points within the door, which facilitates service and reduces replacement time. The component is integrated with:

• external and internal handle rods,
• the central locking mechanism,
• the door control wiring.

This solution allows for maintaining the original operating characteristics of the lock, without the need for modifications to the wiring harness or mounts.

Vehicle placement and fitment

The component is intended for installation in the front left door, i.e., on the driver's side in left-hand drive vehicles. Precise fitment to the specific position on the vehicle means:

• proper alignment with the pillar and the striker in the body,
• correct cooperation with the factory handle and lock cylinder,
• maintaining tightness and proper pressure of the door against the seals.

As a result, after installation, you can achieve stable door closing and correct central locking operation without additional adjustment beyond the standard striker setting.

Product characteristics and condition

The offered lock comes from the Locks and latches group and is an original Mercedes component. As a used item, it has been previously operated, which in practice means it is a part with a proven design, sourced from a factory door system. Choosing an original lock from this group allows you to maintain consistency with other opening and closing system components, as well as reduce the risk of fitment issues typical of cheaper replacements.

Benefits of using an original Mercedes lock

Using a factory front left door lock in a Mercedes W204, C207, or W212 is a solution that performs better technically and functionally than random replacements. Key advantages include:

• factory fitment with the door and pillar structure,
• predictable cooperation with the central locking and vehicle electronics,
• preservation of the original handle and cylinder operating characteristics,
• reduced risk of rattling, play, and closing problems.

This is a good solution both for typical repairs after a mechanism failure and for replacing a damaged lock after a collision or door intervention.

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

If you are also considering servicing the drivetrain and want to better understand when it is worth choosing original used components instead of uncertain replacements, the article Humming differential? Find out why a used OEM drive axle is a better investment than an uncertain replacement will be helpful, as it shows a practical approach to selecting OEM parts in vehicle repairs.