Mercedes-Benz A W169 Front Left Door Lock Latch Mechanism Actuator A1697202735

The Left Front Door Lock for Mercedes-Benz A W169 is an original locking mechanism with a built-in actuator, designed for installation in the left front door of the W169 generation A-Class models. This component belongs to the Doors and Door Panels category and offers a functional solution for users seeking a reliable, factory-spec electric lock. Its construction, adhering to manufacturer standards, ensures proper integration with the central locking system and the vehicle's electronics.

Specifications and technical data

• SKU: rhd-A1697202735
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1697202735
• Substitutable numbers: A1697202735, A 169 720 27 35, KZ
• Location on the vehicle: Front, Left
• Category: Doors & Door Skins

Intended Use and Fitment for Mercedes-Benz A W169

This lock is specifically designed for the front left door of Mercedes A-Class W169 series vehicles. Its factory-defined placement is front – driver’s side, which simplifies selecting the correct part when replacing a damaged mechanism. Using an original design ensures the correct functionality of door opening, closing, and locking via the remote control, the lock cylinder, and the interior buttons.

Mechanism Construction and Actuator Function

The mechanism combines a traditional door lock with an electric actuator within a single housing. This configuration enables:

• precise locking and unlocking of the doors as part of the central locking system,
• stable maintenance of the closed position while driving,
• integration with the vehicle's factory security features.

By integrating mechanical and electrical components, the lock ensures seamless operation with the body's electronics, reducing the risk of communication errors and synchronization issues with other locks in the car.

Benefits of Using an Original Door Lock

Installing a factory-original lock with an actuator in a Mercedes-Benz A W169 offers several practical advantages:

• Precise Door Fitment – its design, tailored to the geometry of the left front door, facilitates installation and minimizes the need for modifications.
• Electrical System Compatibility – the lock works with the original wiring harness and the vehicle's control modules.
• Stable Central Locking Operation – proper locking of all closing points enhances the comfort of daily vehicle use.
• Secure Door Closure – correct mechanism operation reduces the risk of doors not closing properly or opening accidentally while driving.

Condition, Verification, and Service Application

This component is a used original part, sourced from a dismantled vehicle. It represents a sensible choice for operational repairs on older Mercedes-Benz A W169 models. This type of lock is particularly suitable for situations where symptoms include a lack of central locking response on one pair of doors, problems with locking from the driver's side, or unstable actuator performance.

Other Mercedes Doors and Door Panels

If you also require other parts from the Mercedes Doors and Door Panels category, please browse the Mercedes doors and door panels available in our store to find complete body solutions for your vehicle.

More on Component Operation and Durability

During service work on the body and locks, it is also advisable to check the condition of the cooling system, which is crucial for engine longevity. You can find more practical information on this topic in the article Engine Cooling System – Overheating, Repair, and Used Radiators, which discusses the impact of operating temperature on the durability of the powertrain in various models, including Mercedes.