Mercedes-Benz C W204 Engine Hood Bonnet Lock Alarm Safety Switch A2048707910

Mercedes-Benz C W204 Engine Hood Bonnet Lock Alarm Safety Switch is a precision component of the front body security system, responsible for correctly signaling the hood closure status. As an original Mercedes component, it ensures proper integration with the vehicle's electronics and stable operation of safety and diagnostic systems. This used part from the Hoods category is a sensible choice for professional repairs or replacing a damaged sensor in W204 series models.

Specifications and technical data

• SKU: A2048707910
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2048707910
• Substitutable numbers: A2048707910, A 204 870 79 10, BG
• Category: Bonnet Panels

Function and application of the hood lock sensor

The hood lock sensor switch in the Mercedes W204 is responsible for transmitting information to the control units regarding whether the hood is properly closed. This information affects, among other things, the operation of safety systems, the correct display of messages on the instrument cluster, and the proper functioning of selected comfort features.

Using an original sensor in the front hood area reduces the risk of communication errors with the vehicle's electrical system and helps maintain consistency of operating parameters with the manufacturer's factory settings.

Benefits of using an original Mercedes component

Choosing an original hood lock sensor switch for the Mercedes W204 primarily offers:

• reliable cooperation with the factory electrical installation and control modules,
• stable signaling of the hood closure status without random errors,
• compliance with factory diagnostic procedures,
• easier identification and selection of parts thanks to clear manufacturer markings.

As a result, the sensor is a practical solution for repairs where parameter repeatability and predictable system behavior are essential.

Installation and operational characteristics

The element has been designed to operate in the demanding environment of the front compartment, where it is exposed to temperature changes, moisture, and vibrations. The switch design allows for installation in the manufacturer-designated location by the hood lock, maintaining proper positioning relative to the latch mechanism.

During replacement, it is recommended to:

• check the condition of the electrical connector and wiring harness in the hood area,
• inspect the mechanical operation of the lock,
• verify signal correctness in the diagnostic system after installation.

This approach allows for fully utilizing the potential of the installed sensor and reducing the risk of needing further intervention in the system.

Product condition and service application

The offered hood lock sensor switch is a used item, making it an attractive cost-effective alternative while maintaining the original manufacturer specifications. Such components are frequently used in professional workshops specializing in body and locking system repairs for Mercedes vehicles, especially in the case of post-accident repairs or replacing damaged elements in the front zone.

Expanding Mercedes hood repairs

If you are planning a comprehensive repair or upgrade of the hood area in your Mercedes and need other components from the same group, such as locks, hinges, or additional mounts, check out the available parts in the Mercedes Hoods category.

Useful technical materials

When performing service work, it is worth using reliable sources of knowledge regarding the operation and restoration of body components and accessories. If you are also interested in the selection and refreshing of external vehicle elements, such as rims, the following article may be helpful: Used rims like new: a guide to buying and refurbishing aluminum rims.