Mercedes C117 Front Bumper Pedestrian Crash Impact Sensor Unit A1179059001

Mercedes C117 Front Bumper Pedestrian Crash Impact Sensor Unit is a specialized component from the Lidar and radar sensors group, responsible for precise collision detection in the front part of the vehicle body. Designed for Mercedes vehicles, it supports the pedestrian protection system, enabling rapid response of safety systems and mitigating the effects of a collision.

Specifications and technical data

• SKU: A1179059001-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1179059001
• Substitutable numbers: A1179059001, A 117 905 90 01
• Part type: Sensor
• Category: Lidar & Radar Sensors

Purpose and function of the sensor

The offered sensor is an electronic component mounted in the front bumper area, working in conjunction with active safety systems. Its task is to monitor the front zone and transmit signals to the control units responsible for pedestrian protection. This allows the system to initiate appropriate actions in a fraction of a second, such as changing the collision characteristics or activating additional safety measures. A solution of this type is particularly important in modern Mercedes C117 designs, where not only comfort but also advanced protection of road users is a priority. The sensor works with other electronic components of the vehicle, creating a coherent, logically designed safety system.

Construction and integration with vehicle electronics

As an element from the Lidar and radar sensors group, the product has been designed to operate in demanding operating conditions – in an area exposed to temperature changes, moisture, and vibrations. The housing and connectors are adapted for installation in the factory-designated location, which facilitates service and reduces the risk of installation errors. The sensor communicates with the vehicle's electrical system via a dedicated wiring harness, transmitting signals to the appropriate control modules. A correctly selected component ensures the consistency of safety system operation, minimizing the risk of diagnostic errors and incorrect readings.

Benefits of using an original Mercedes sensor

Choosing an original solution designed for the Mercedes C117 ensures:

• compatibility with the vehicle's factory electronic architecture,
• proper cooperation with the pedestrian protection system in the front bumper,
• stable operating parameters in typical road conditions,
• easier diagnostics in the event of potential faults. An element from this group is particularly important after frontal collisions or when replacing the front bumper, when it is necessary to restore the full functionality of safety systems. Selecting the right sensor helps avoid problems with calibration and communication with other modules.

Condition characteristics and practical application

The offered sensor comes from dismantling and is intended for users and workshops that want to reduce repair costs in a controlled manner while maintaining compliance with factory solutions. This is a good solution for post-accident repairs, where it is crucial to restore the operation of the pedestrian protection system without having to resort to more expensive, new components. Before installation, it is recommended to perform standard diagnostics and – if the vehicle manufacturer requires it – an adaptation or calibration procedure in the electronic system. Thanks to this, the sensor can operate again in its full range, supporting safe vehicle operation in urban and extra-urban traffic.

Expansion of the safety system and related elements

If you are planning a comprehensive repair or modernization of the front bumper area in your Mercedes and need other elements from the same group, such as additional sensors, cooperating modules, or mounting elements, check the available parts in the Mercedes Lidar and radar sensors category. When deciding to install dismantled components, it is worth knowing the broader context of using used electronics in cars – practical tips and examples can be found in the article "The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?", which will help you consciously plan the repair and select the appropriate subassemblies.