Mercedes W212 Hood Actuator Right O/S Bonnet Pedestrian Protection A2129067801

Mercedes W212 Hood Actuator Right O/S Bonnet Pedestrian Protection is a precision safety system component responsible for the controlled lifting of the engine hood in the event of a collision with a pedestrian. This component from the Hinges, locks and other hood parts group has been designed specifically for the Mercedes W212 structure, ensuring proper cooperation with factory sensors and control units. Thanks to its precise geometry and dedicated placement on the right side of the vehicle, the part allows for the correct operation of the entire pedestrian protection system.

Specifications and technical data

• SKU: A2129067801
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2129067801
• Substitutable numbers: A2129067801, A 212 906 78 01, KD
• Location on the vehicle: Right
• Category: Hinges, Latches & Additional Bonnet Components

Purpose and technical function

The offered actuator is a component of the active pedestrian protection system, integrated into the hood structure of the Mercedes E-Class W212 generation. Its task is the rapid, controlled displacement of the engine hood on the right side, in accordance with the safety controller's algorithm. A correctly selected component allows for maintaining the factory operating parameters of the system, which is significant for both safety and compliance with the manufacturer's design assumptions.

The placement on the right side of the body requires the use of the correct actuator variant, matched to the geometry of the hinges, mounting points, and the range of hood movement. Using a dedicated element reduces the risk of stress in the hood structure and ensures proper cooperation with other components of the front zone.

Compatibility and fitment for Mercedes W212

The actuator has been developed with the Mercedes W212 body architecture in mind, which translates into proper fitment with hinges, locks, and other hood parts. Dedicated fitment for a specific body generation facilitates installation and allows for maintaining the factory hood line when closed. Thanks to this, there is no need to interfere with the load-bearing structure or modify mounting points after replacing the element.

Proper selection of the component for a specific vehicle version is crucial for the correct operation of the pedestrian protection system. In case of doubts regarding part identification, it is worth using the VIN number and manufacturer markings to confirm compatibility with your specific car.

Performance characteristics and installation

The Mercedes W212 Hood Actuator Right O/S Bonnet Pedestrian Protection is designed to operate in the demanding conditions of the engine compartment, where variable temperatures, vibrations, and mechanical loads occur. Stable operation under these conditions is significant for the reliability of the entire safety system. The element works with factory mounts and the load path provided by the manufacturer, which reduces the risk of malfunction during a road incident.

During installation, it is recommended to follow the service procedures appropriate for Mercedes vehicles, including checking the correct alignment of the hood relative to the fenders and the front panel. A correctly installed actuator does not cause additional stress on the hinges, and the hood maintains even gaps and proper closing.

Support in selecting parts by VIN and OEM number

To ensure that the selected actuator will be fully compatible with your Mercedes, it is worth relying on data from the vehicle documentation and manufacturer markings. The detailed verification process is described in the article Guide: how to select the right car part by VIN and OEM number, where you will find practical tips, a list of questions for the seller, and a parameter check scheme for used components.

Hinges, locks and other Mercedes hood parts

If you are planning a comprehensive repair or upgrade of the front zone in your Mercedes and need other elements from the same group, such as additional actuators, locks, or hood mounting elements, check the available parts in the Hinges, locks and other Mercedes hood parts category.