Mercedes W205 W213 Door Lock Latch Mechanism Actuator Front Left N/S A0997202100

Mercedes W205 W213 Door Lock Latch Mechanism Actuator Front Left N/S is an original locking mechanism with a built-in actuator, designed for installation on the passenger side in right-hand drive versions. It is a precision component of the locking system that ensures secure latching, proper interaction with the vehicle's electronics, and stable operation of the central locking system.

Specifications and technical data

• SKU: RHD-A0997206501-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0997206501
• Substitutable numbers: A0997206501, A 099 720 65 01, A0997202100, A 099 720 21 00, A2220063999, A 222 006 39 99
• Location on the vehicle: Front, Left
• Category: Exterior Locks & Lock Hardware

Purpose and function in the vehicle

The presented lock mechanism is dedicated to the front left door in Mercedes C-Class W205 and E-Class W213 models in right-hand drive versions. It is responsible for the mechanical latching of the door panel, interaction with the exterior and interior handles, and transmitting signals to the comfort system and central locking.

The positioning in the front left zone means the component is crucial for the proper operation of the passenger door in RHD market vehicles, affecting:

• secure closing and maintaining the door in the closed position,
• correct response to signals from the remote control and central locking,
• cooperation with door position sensors (e.g., open door signaling).

Construction and integration with the locking system

The mechanism combines a mechanical part and an electric actuator in one housing, which allows for consistent operation with the factory Mercedes comfort system. The design is prepared for installation in the original mounting points in the door, maintaining the factory routing of cables and the electrical harness.

As an element from the Locks and Latches group, it works with:

• exterior and interior handles,
• central locking and comfort module,
• door electrical installation, including position sensors.

Such integration reduces the risk of compatibility issues and facilitates diagnostics in case of potential faults.

Condition, origin, and benefits of use

The item is used, which in practice means an OEM factory construction sourced from dismantling, retaining the original geometry and fitment for Mercedes doors. For many users, this is a reasonable compromise between cost and quality, especially for post-accident repairs or fixing central locking faults.

Using an original Mercedes W205 W213 Door Lock Latch Mechanism Actuator Front Left N/S allows you to:

• maintain consistency with the factory safety and comfort system,
• minimize the risk of fitment and installation problems,
• reduce costs compared to a new part while maintaining proper functionality.

Part selection and compatibility with numbers

The mechanism has a dedicated OEM part number and associated replacement numbers, which facilitates precise identification in Mercedes catalogs and service systems. Before purchasing, it is worth comparing the markings with the currently installed lock or vehicle documentation to ensure full compatibility with the specific body version and equipment.

If you are planning a more extensive repair of the locking system in your Mercedes, also check other elements from the group by using the link to the Locks and Latches category to select a complete solution tailored to your model.

Practical installation and operational tips

Installing the Mercedes W205 W213 Door Lock Latch Mechanism Actuator Front Left N/S requires removing the door upholstery, disconnecting cables and electrical connectors, and re-adjusting the cable routing. It is recommended that the work be performed by an experienced mechanic or auto electrician, which will reduce the risk of damaging the harness, handles, or seals.

After installation, it is worth:

• checking the lock operation with the remote and key,
• verifying the correctness of the open door signaling on the instrument cluster,
• assessing the smoothness of the handles and the absence of mechanical play.

Summary and additional materials

Mercedes W205 W213 Door Lock Latch Mechanism Actuator Front Left N/S is a functional solution for users looking for an original locking system component at a reasonable price. It ensures proper latching, cooperation with the central locking and comfort system, and thanks to the factory OEM design, it facilitates installation and subsequent operation.

If you are also interested in issues related to the selection of used parts and the cost-effectiveness of repairs in premium cars, take a look at the guide article on the costs and profitability of using aftermarket parts in premium cars. For a comparison of approaches to diesel engines, you can also check the material BMW N47 vs M57 – ranking of legendary diesels and analysis of aftermarket parts costs, which shows how to consciously approach the selection of components in popular power units.