Mercedes W204 Steering Wheel Driver's Side Air Module Unit A2048604302

Mercedes W204 Steering Wheel Driver's Side Air Module Unit is an original safety component designed for installation in the steering wheels of Mercedes W204 class models. This used airbag in black allows for the professional repair of the passive safety system following a deployment or damage to the factory airbag. It is a solution for users and workshops that require factory-fit and proper integration with the SRS system.

Specifications and technical data

• SKU: A0008605702-2
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0008605702
• Substitutable numbers: A0008605702, A 000 860 57 02, A2048604302, A 204 860 43 02
• Color: Black
• Category: Other Interior Parts & Accessories

Purpose and function in the safety system

The steering wheel airbag is responsible for protecting the driver in the event of a frontal or near-frontal collision, working in conjunction with impact sensors and the SRS control unit. In the case of the Mercedes W204, it is a critical element of the passive safety system that must be structurally compatible with the steering column, wiring harness, and control module.

The offered airbag is designed for installation in the factory steering wheel, ensuring:

• correct positioning relative to the steering wheel and the driver,
• compatibility with the original SRS installation connector,
• preservation of the factory geometry of the airbag's deployment zone.

Construction and fitment for the Mercedes W204 steering wheel

The airbag's construction has been designed specifically for the interior architecture of the Mercedes W204, which translates into a precise fit with the steering wheel spokes and an aesthetic integration into the cockpit. The black color of the cover allows for a consistent match with most interior configurations, without the need to modify other trim elements.

Key installation features:

• dedicated housing shape tailored to the W204 steering wheel,
• factory mounting points enabling installation in place of the original airbag,
• designed zone for controlled cover tearing upon deployment.

Condition, verification, and service application

The airbag is in used condition, meaning it has been removed from a vehicle and is intended for reinstallation after proper verification by a qualified service center. Such components are often used in post-accident repairs when it is necessary to replace a deployed airbag while maintaining reasonable repair costs.

Before installation, it is recommended to:

• check compatibility with the specific vehicle equipment version,
• verify the SRS installation and the airbag control unit,
• have the installation performed by a workshop experienced in working with safety systems.

Benefits of using an original steering wheel airbag

Using an original steering wheel airbag in a Mercedes W204 allows for the maintenance of performance parameters specified by the vehicle manufacturer. Factory fitment minimizes the risk of installation errors, issues with SRS control unit communication, and improper system operation in an emergency situation.

The main advantages include:

• maintaining the integrity of the passive safety system,
• consistent interior appearance due to color and structural compatibility,
• the possibility of professional post-collision repair without interfering with the steering wheel structure.

Expansion of service work and related components

When replacing the steering wheel airbag, it is worth considering a comprehensive diagnostic of the entire SRS system, including the clock spring under the steering wheel, impact sensors, and the control unit. This allows for the restoration of full system functionality and reduces the risk of recurring faults.

If you are planning a comprehensive repair or upgrade of the cockpit area in your Mercedes and need other items from the same group, such as control modules, trim elements, or additional safety components, check the available parts in the Other Mercedes category.

For those interested in comparing technical solutions used in various brands and sports versions, including engines, brakes, and chassis, our blog article may be helpful – check out the material Audi RS vs other models – what is hidden under the hood and chassis? to better understand manufacturers' approaches to designing key vehicle systems.