Door Lock Mercedes W204 S204 Front Right O/S Mechanism Actuator A2047201235

Door Lock Mercedes W204 S204 Front Right O/S Mechanism Actuator is a precision mechanism from the Doors and door panels category, designed for installation on the passenger side. This component is responsible for secure locking, unlocking, and integration with the door opening system, ensuring safe and predictable operation of the entire door module in your Mercedes.

Specifications and technical data

• SKU: rhd-A2047201235-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2047201235
• Substitutable numbers: A2047201235, A 204 720 12 35
• Location on the vehicle: Front, Right
• Category: Doors & Door Skins

Purpose and function in the vehicle

The presented door lock is dedicated to the front right side of the body, allowing it to be used as the main locking element in the passenger door. The mechanism works with the external and internal handle as well as the control system, being responsible for:

• mechanical locking and unlocking of the door leaf,
• stable retention of the door in the closed position while driving,
• correct response to the opening signal from inside the vehicle.

Thanks to its design tailored to the W204 / S204 platform, the lock maintains the correct mounting geometry and works with the factory guide and door panel system.

Mechanism construction and technical advantages

The lock mechanism combines a mechanical part with actuators responsible for smooth locking. The use of an original design characteristic of the Mercedes brand translates into:

• precise fit with the door skin and reinforcement beam,
• stable operation during repeated opening and closing cycles,
• maintenance of factory clearances and mounting tolerances.

Such a solution reduces the risk of improper door closing, lock play, or unwanted noises while driving. For the user, this means predictable operation of the door system and daily ease of use.

Installation in the front right door zone

The lock is intended for installation in the front right door, which facilitates the selection of the correct component when repairing a specific side of the body. The design, intended for use with the factory door skin, allows for:

• installation in existing mounting points without interfering with the door panel,
• maintaining the original door guidance geometry relative to the body,
• consistency with other elements from the Doors and door panels group.

When installed correctly, the lock restores full functionality of opening and closing the passenger door, which is important from both a safety and vehicle ergonomics perspective.

Condition and benefits of using a used part

The offered item is in used condition, meaning it comes from disassembly but retains the functionality necessary for further operation. Choosing such a part allows you to:

• reduce repair costs compared to a new replacement,
• maintain structural consistency with the vehicle's original equipment,
• preserve the operating parameters of the door mechanism characteristic of Mercedes.

For many users, this is a reasonable compromise between quality and service economy, especially during comprehensive bodywork repairs.

Complementary elements and technical knowledge development

If you are planning a comprehensive repair or upgrade of the door zone in your Mercedes and need other elements from the same group, such as hinges, guides, or door panels, check the available parts in the Mercedes Doors and door panels category.

For a better understanding of the impact of choosing used parts on service costs and repair durability, it is worth reading the analysis on powertrains and repair economics – you can find a practical comparison in the article Volkswagen 1.9 TDI vs 1.4 TSI – evolution of VW engines and repair costs, which shows how to consciously use used components in vehicle maintenance.