BMW 3 Series E46 Coupé Door Lock With Motor Actuator Front Left N/S 7011249

Description

BMW 3 Series E46 Coupé Door Lock With Motor Actuator Front Left N/S is an original component designed for the precise operation of the driver’s door locking and unlocking mechanism. Thanks to its integrated electric motor, it ensures stable central locking operation and proper communication with the vehicle’s electronics, which translates into user convenience and safety. This solution is dedicated to the coupé body style, designed specifically for the 3 Series E46.

Specifications and technical data

• SKU: rhd-7011249
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7011249
• Substitutable numbers: 51217011249, 7011249, 51214326403, 4326403, EM
• Location on the vehicle: Front, Left
• Category: Other Interior Parts & Accessories

Purpose and function in the vehicle

The presented door lock with a built-in actuator is designed for installation in the front left door of the BMW 3 Series E46 Coupé. It is responsible for:

• mechanical locking and unlocking of the driver’s door,
• electric control of the central locking system via the integrated motor,
• cooperation with the factory comfort and vehicle security system.

Its placement in the driver’s door area means that this component has a direct impact on daily vehicle operation – from proper closing to responding to signals from the remote control or the lock cylinder.

Construction and integration with the lock system

The lock combines the mechanical part and the electric actuator motor in one housing. This solution reduces the number of connections, facilitates installation, and minimizes the risk of leaks or play in the system. The construction is matched to the geometry of the E46 coupé door, which allows for:

• proper positioning relative to the external and internal door handle,
• correct cooperation with rods and guides,
• trouble-free connection to the factory wiring harness.

The original BMW solution ensures compatibility with factory comfort module settings, including locking and unlocking functions from the remote and from inside the vehicle.

Condition, origin, and benefits of using a used part

The offered lock is an original BMW part sourced from vehicle dismantling, which means it retains the factory specifications and fitment for the E46 Coupé body. Choosing a used component allows you to:

• maintain consistency with the original lock system in the vehicle,
• reduce repair costs while maintaining OEM quality,
• avoid problems typical of cheap replacements with uncertain parameters.

For many 3 Series E46 users, this is a reasonable compromise between durability and budget, especially when performing repairs on older but still highly valued BMW models.

Why it is worth using a dedicated door lock with an actuator

Using the correct lock with a motor in the driver’s door translates into a number of practical benefits:

• Consistent central locking operation – the driver’s door responds to signals just like the others, without delays or jamming.
• Reduced risk of failure – the matched construction reduces mechanical and electrical loads.
• Trouble-free installation – the component intended for a specific model and side of the vehicle does not require modifications.
• Better cooperation with electronics – maintaining factory parameters facilitates diagnostics and configuration of the comfort system.

Thanks to this, the repair of the lock system in an E46 Coupé can be performed in a predictable manner consistent with the manufacturer’s design.

Further upgrades and additional materials

If you are planning a comprehensive repair or upgrade of the door and lock area in your BMW and need other components from the same group, such as locks for other doors, actuators, or handle mechanisms, check the available parts in the Other BMW category.

When comparing solutions for premium cars, including sports versions, a comparative material regarding structural differences in drive and chassis systems may be helpful – you can find them in the article Audi RS vs other models – what is hidden under the hood and chassis?, which shows how manufacturers design key vehicle systems.

If you are considering whether new or aftermarket parts are a better choice in your case, it is worth reading the cost and durability analysis in the guide Car parts – new or used? We compare costs, quality, and durability, which will make it easier to make an informed decision for further BMW 3 Series repairs.