Mercedes B-Class W245 Rear Right Door Lock Latch Mechanism Actuator A1697303235

Mercedes B-Class W245 Rear Right Door Lock Latch Mechanism Actuator is an original locking mechanism with a built-in actuator, designed for precise operation of locking and unlocking the rear right passenger door. Thanks to its factory design, it ensures proper cooperation with the central locking system and the vehicle's electronics, which translates into stable and predictable system performance. It is a practical solution for users who expect efficient door operation without interfering with the installation.

Specifications and technical data

• SKU: A1697303235
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1697303235
• Substitutable numbers: A1697303235, A 169 730 32 35, AS
• Location on the vehicle: Rear, Right
• Category: Interior Locks & Lock Hardware

Purpose and function in the vehicle

The presented lock is the component responsible for mechanical locking and unlocking of the rear right door in a Mercedes B-Class W245 generation. The mechanism works with the internal and external handle rods and the central locking system, transferring movement from the actuator to the door latch. A properly functioning lock in this position contributes to:

• secure door closing while driving,
• correct response to signals from the remote control and central locking,
• consistent operation of the door lock on the rear passenger side.

Mechanism construction and cooperation with the central locking system

The mechanism combines the mechanical part and the elements responsible for cooperation with the vehicle's electrical system in one housing. The locking assembly transfers movement from the actuator to the lock latches, which allows for a smooth transition between the open and closed state. The design is prepared for installation in factory mounting points in the door, which facilitates service and reduces the time required for replacement.

Thanks to the use of an original solution, compatibility with factory comfort settings is maintained, such as remote control operation, locking while driving, or cooperation with the alarm system, if present in the vehicle.

Benefits of using an original door lock

Choosing the original Mercedes B-Class W245 rear right door lock allows you to maintain the structural integrity of the entire locking system. The most important advantages include:

• Factory fit – the lock is intended for a specific position in the body, which eliminates problems with installation and adjustment.
• Stable cooperation with electronics – compliance with the operating parameters of the central locking and control modules is maintained.
• Reduction of unwanted play and noise – proper fitting of elements in the door affects the acoustic comfort inside.

Application in service practice

This lock will work especially well in situations where symptoms such as the door not responding to remote control commands, problems with closing, or irregular locking on the rear right side occur. Using an original element from the Internal locks and latches group allows you to restore proper door operation without the need to modify the installation or use additional adapters.

Due to the nature of the product, before installation, it is worth verifying compatibility with the specific vehicle equipment version and the condition of other door system elements, such as rods, handles, and seals, to ensure uniform operation of the entire system.

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

For drivers considering a wider range of bodywork and service work on the body and doors, practical tips on choosing used body parts may also be useful – you can find more information in the article Post-accident repair of your car: why are used body parts a better choice than replacements?.