BMW X3 E83 LCI Front Passenger Side Door Air Module Left N/S 3426315

BMW X3 E83 LCI Front Passenger Side Door Air Module Left N/S is an original safety component designed for installation in the front left door of a facelifted BMW X3. Designed as an integral part of the SRS system, this airbag supports driver or passenger protection, ensuring consistent operation with factory sensors and the control unit. Thanks to its OEM design, it is a precisely fitted component for a specific body zone.

Specifications and technical data

• SKU: 3426315
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 3426315
• Substitutable numbers: 3426315, 72123426315, 34342631501Q
• Location on the vehicle: Front, Left
• Category: Other Interior Parts & Accessories

Purpose and vehicle placement

The presented airbag is designed for installation in the front left door of the vehicle, in the side passenger protection area. Its design is adapted to the geometry of the BMW X3 E83 LCI door, which allows for correct positioning relative to the upholstery, side reinforcements, and factory mounting points.

Its placement in the side zone of the body ensures that this element works with other passive safety system components, creating a coherent protective system in the event of a side impact. This maintains the correct inflation sequence and direction of the airbag relative to the user's silhouette.

Technical characteristics and compatibility

The airbag was developed by BMW as part of the original SRS system, which means compliance with factory vehicle parameters, such as inflation pressure, response time, and integration with the electrical harness. The design provides for cooperation with dedicated door mounts and proper cable routing.

The original origin of the element facilitates the diagnostic and calibration process of the system after installation, and minimizes the risk of communication problems with the airbag control unit. This is particularly important in the case of modern safety systems, where each component is assigned to a specific vehicle zone.

Condition of the element and installation aspects

The airbag is in used condition, which allows for an economical replacement of a damaged element while maintaining the manufacturer's original specifications. Before installation, it is recommended to perform a standard verification of the SRS installation in the vehicle and work in accordance with safety procedures regarding pyrotechnic systems.

Due to its specific placement in the door, installation should include proper routing of the harness, correct tightening of the mounts, and checking the fit with the upholstery. Using an original airbag facilitates maintaining the factory installation process without the need for structural modifications.

Why choose an original BMW airbag

Choosing an original safety element is crucial for maintaining the protection parameters intended by the manufacturer. The airbag designed for the BMW X3 E83 LCI ensures:

• consistency with the factory control unit and crash sensors,
• fitment to the door structure and crumple zones,
• maintenance of the inflation characteristics intended by the manufacturer.

As a result, the passive safety system can operate in accordance with design assumptions, which has a direct impact on the level of protection for vehicle occupants.

If you are planning a comprehensive repair or upgrade of the side safety zone in your BMW and need other elements from the same group, such as curtain airbags, seat belt tensioners, or SRS control modules, check the available parts in the Other BMW category.

Safety, part selection, and technical knowledge

When working with airbag systems, it is particularly important to follow the manufacturer's procedures and use components of known origin. Proper selection of SRS elements affects not only safety but also the correct operation of on-board electronics and the absence of diagnostic errors.

If you want to better understand the differences in design and manufacturers' approaches to powertrains, braking systems, and suspension in high-performance cars, the article on our blog may be helpful: Audi RS vs other models – what is hidden under the hood and chassis?, which discusses, among other things, the differences in components used in higher-performance versions.

In the context of choosing elements such as airbags or other safety components, it is also worth considering the advantages of original parts from the secondary market – you will find more practical tips in the guide 5 reasons why a used OEM part is a better choice than a replacement, where the selection criteria and benefits of using used OEM elements are described.