BMW 3 Series E46 Saloon Front Left N/S Door Lock Latch Motor Actuator 8206407

BMW 3 Series E46 Saloon Front Left N/S Door Lock Latch Motor Actuator is an original locking actuator designed for installation in the front left door of the 3 Series E46 saloon. This component from the Locks and latches category is responsible for precise locking and unlocking of the door, ensuring proper cooperation with the central locking system and the door handle mechanism.

Specifications and technical data

• SKU: rhd-8206407
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8206407
• Substitutable numbers: 51217011307, 7011307, 8206407, 51218206407, EM
• Location on the vehicle: Front, Left
• Category: Exterior Locks & Lock Hardware

Purpose and function in the vehicle

The presented door lock is dedicated for installation in the front left door area of the BMW 3 Series E46 saloon. It is responsible for mechanical and electrical locking control, working in conjunction with the central locking installation and the body control system. A properly functioning actuator ensures secure door closing, correct response to signals from the remote control and lock cylinder, and stable retention of the door in the closed position while driving.

Construction and technical characteristics

The front left door lock actuator in the BMW E46 combines a mechanical part and an electric drive in a single housing. The locking assembly works with the external and internal handle rods, as well as the internal locking mechanism. The integrated electric drive allows for control from the central locking system, ensuring consistent operation of all doors in the vehicle.

The original BMW design guarantees proper fitment to the door, correct positioning relative to the pillar, and compatibility with factory mounts and the electrical harness. As a result, installation is straightforward, without the need for modifications or the use of additional adapters.

Benefits of using an original lock

• Factory fitment – maintaining the original lock geometry and compatibility with handles and the lock cylinder.
• Consistent operation with the central locking and body electronics, without communication issues or controller errors.
• Stable locking of the front left door, which affects comfort of use and safety while driving and when parked.
• Possibility of direct replacement of the damaged component without interfering with the door structure.

Condition and service application

The item comes from dismantling and is offered as a used BMW E46 front left door lock. This type of part is suitable both for typical central locking repairs (no door response to the remote, locking problems) and for comprehensive door area restoration after a collision or panel replacement. Using an original actuator allows for maintaining compliance with the vehicle's factory specifications and reduces the risk of installation problems.

Expanding repairs within BMW locks

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

When planning broader service work, it is also worth taking care of other safety and comfort systems. If you are interested in how to responsibly approach the purchase of used components critical for safety, such as braking system elements, the guide article Second-hand braking system: how to safely choose discs, calipers, and ABS? will be helpful, as it shows good practices when choosing used parts in specialized automotive stores.