Mercedes C204 C207 Front Seat Left N/S Side Pelvis Air Module SRS A2078605302

Mercedes C204 C207 Seat Airbag Front Left A2078605302 is an original safety component designed for installation in the front left seat of C-Class coupé and cabrio models. Thanks to its factory design, the seat airbag works with the vehicle's SRS system, providing the driver or passenger with additional side protection in critical road situations. This solution allows for the restoration of full passive safety system functionality after a collision or seat replacement, maintaining consistency with the factory interior architecture and airbag system parameters.

Specifications and technical data

• SKU: A2078605302-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2078605302
• Substitutable numbers: A2078605302, A 207 860 53 02
• Location on the vehicle: Front, Left
• Category: Additional Seat Parts

Seat Airbag Purpose and Function

The presented seat airbag has been specifically designed for installation in the front left seat of Mercedes C-Class C204/C207 series vehicles. Its purpose is to limit the forces acting on the body during side impacts by controlled inflation of the gas chamber in a fraction of a second. This component works with collision sensors and the SRS control unit, forming a cohesive protective system tailored to the seat's construction and cabin geometry.

Thanks to its dedicated shape and factory mounting points, the airbag integrates with the seat upholstery and frame, maintaining the correct position relative to the user's torso. This allows for the maintenance of the force distribution characteristics intended by the manufacturer during safety system activation.

Vehicle Compatibility and Integration

The seat airbag is intended for use in Mercedes vehicles equipped with side airbags in the front seats. The component's design is adapted for installation on the driver's side or the front passenger's side on the left of the vehicle, in accordance with the factory interior layout.

The component works with the original seat wiring harness and the airbag system control unit, enabling full diagnostics through factory service tools. Therefore, after correct installation and adaptation, it is possible to restore the proper operation of the SRS warning light and the full functionality of the safety system.

Characteristics of the Used Component

The seat airbag is a used part, meaning it is a pre-owned item that retains its original construction and intended purpose. This type of component is particularly attractive for accident repairs where a combination of compliance with the original system and a reasonable service cost is crucial. A used component allows for consistency with other SRS system components while maintaining a high level of passive safety.

Due to the nature of safety parts, installation by a specialized service center is recommended, following the vehicle manufacturer's procedures, including proper wiring routing, connector checks, and verification of the diagnostic system after completion of the work.

Benefits of Using an Original Seat Airbag

• Factory Fitment – construction compliant with the seat and SRS system design in C204/C207 models.
• Seamless Electronic Integration – integration with the original control unit and collision sensors.
• Restoration of Full Safety Functionality – ability to restore torso side protection after a collision.
• Dedicated Solution for Specific Installation Location – intended for the front left seat minimizes the risk of incorrect part selection.

Expanding Seat Area Modernization in Mercedes

If you are planning a comprehensive repair or modernization of the seat area in your Mercedes and require other components from the same group, such as seat frames, adjustment mechanisms, or additional upholstery components, check the available parts in the Other Mercedes Seat Parts category.

Expert Knowledge and Additional Materials

When working with safety systems, it is advisable to consult reliable sources of knowledge about original components and their impact on a vehicle's characteristics. A good supplement to understanding the role of factory components in maintaining a car's properties can be found in the article Audi and Emotion in its Purest Form. How Used Parts Help Maintain the Brand's DNA?, which discusses the importance of original components in preserving manufacturer-intended parameters.