BMW 7 Series E65 E66 E67 Sensor Front Left Door N/S 65776946105 6946105

BMW 7 Series E65 E66 E67 Sensor Front Left Door N/S is an original component installed in the factory comfort and safety systems of these models. As a part dedicated to a specific vehicle location, it ensures proper cooperation with the body electronics and stable operation of functions related to door handling. Using an OEM component allows for an economical, yet technically correct repair without the need for using replacements of unknown origin.

Specifications and technical data

• SKU: 6946105
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6946105
• Substitutable numbers: 65776970906, 65770407289, 65770413724, 65776960227, 65776946105, 65770393599, 0407289, 0413724, 6960227, 6946105, 0393599
• Location on the vehicle: Front, Left
• Category: Other Interior Parts & Accessories

Purpose and function of the door sensor

The presented sensor is designed for installation in the front left door of the BMW 7 Series E65, E66, and E67 generations. It is responsible for precisely transmitting information to the body control modules, which is important for the operation of comfort systems, signaling, and selected safety functions. Thanks to its dedicated placement in the vehicle, proper communication with the electrical installation and logical cooperation with other door components are maintained.

Compatibility and replacement numbers

The element was designed as an original BMW part, with an assigned OEM number and a set of interchangeable numbers. The presence of multiple reference numbers facilitates the selection of the correct sensor for a specific equipment version and vehicle year, and also allows for the safe replacement of earlier or later variants of the same part. Before purchasing, it is worth comparing the markings with the existing component or service documentation to ensure full compatibility with the car's installation.

Benefits of using an original BMW sensor

Using an original BMW 7 Series E65/E66/E67 Sensor Front Left Door N/S allows for maintaining the consistency of the entire body electronic system. The most important advantages include:

• dedicated fit to the door structure and wiring harness,
• preservation of factory operating parameters for comfort and signaling systems,
• reduced risk of diagnostic errors and fault messages,
• easier integration with existing control modules.

Thanks to this, replacing a damaged sensor with an original used component is a technically safe and cost-effective solution, especially in the case of advanced electronics in high-end vehicles.

Condition, origin, and service application

The offered sensor comes from disassembly and is classified as a used original BMW component. Such parts are frequently used in professional workshops and by conscious users who expect compliance with factory specifications while maintaining reasonable repair costs. The installation is intended for the front left side, which simplifies the identification of the correct installation location during service work.

Expanding the scope of repairs and technical knowledge

If you are planning a comprehensive repair or upgrade of the body and comfort electronics area in your BMW and need other elements from the same group, such as sensors, control modules, or door harnesses, check the available parts in the Other BMW category.

For a comparison of solutions used in other brands and a better understanding of structural differences in high-end vehicles, you can read an article discussing Audi sports versions and their powertrains and chassis: Audi RS vs other models – what is hidden under the hood and chassis?.