Mercedes-Benz W176 W205 Pre Collision Cruise Control Radar Sensor A0009058406

Mercedes-Benz W176 W205 Pre Collision Cruise Control Radar Sensor is a precision driver assistance component responsible for monitoring the situation in front of the vehicle and working in conjunction with the active cruise control system. Mounted in the front of the vehicle, it supports maintaining a safe distance and stable speed, increasing driving comfort and predictability. This solution is particularly valued in modern Mercedes models for its seamless integration with safety systems and smooth operation in both city traffic and on the highway.

Specifications and technical data

• SKU: A0009058406
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0009058406
• Substitutable numbers: A0009058406, A 000 905 84 06, A0009026932, A 000 902 69 32, A0009018504, A 000 901 85 04
• Location on the vehicle: Front
• Category: Cruise Control Components

Purpose and function in the cruise control system

The Mercedes-Benz W176 W205 Pre Collision Cruise Control Radar Sensor in A-Class (W176) and C-Class (W205) models operates in the front zone of the vehicle, constantly analyzing the distance and relative speed of vehicles ahead. Based on this data, the cruise control module can:

• adjust speed to traffic conditions,
• maintain a set distance from the vehicle in front,
• support the driver in sudden braking situations.

This solution significantly improves driving comfort in traffic jams and on the highway, while simultaneously relieving the driver during long journeys.

Integration with Mercedes safety systems

The cruise control radar in this solution is a component integrated with the vehicle's electronics, working with systems responsible for speed control and obstacle response. Thanks to its mounting in the front part of the body, it has an optimal field of view, which translates into:

• stable operation of the active cruise control across a wide speed range,
• precise detection of vehicles in the path of travel,
• consistent operation with other electronic modules responsible for driver assistance.

A properly selected Mercedes-Benz W176 W205 Pre Collision Cruise Control Radar Sensor allows for maintaining the factory performance characteristics of the system, which is particularly important in premium class cars such as Mercedes.

Characteristics of front-end mounting

Positioning at the front of the vehicle requires maintaining appropriate mounting geometry and correct alignment relative to the driving axis. In practice, this means the necessity of:

• correctly seating the sensor in the dedicated holder or bracket,
• maintaining the proper height and tilt angle relative to the road surface,
• ensuring unobstructed "visibility" of the radar (no obstruction by body elements).

After installation, it is recommended to perform a calibration procedure in accordance with the vehicle manufacturer's guidelines to fully utilize the distance measurement accuracy and smoothness of the cruise control response.

Component condition and service application

The offered sensor comes from the Cruise Controls category and is intended for service use in Mercedes vehicles where it is necessary to restore full functionality of the speed maintenance and front-area monitoring system. A used component of this type is a reasonable choice in situations where:

• the sensor has been damaged as a result of a front-end collision,
• cruise control system errors related to radar operation appear,
• replacement of the component is necessary as part of post-accident repairs.

A properly selected and tested sensor allows for reducing repair costs while maintaining functionality consistent with the manufacturer's factory specifications.

Expanding the Mercedes cruise control system

If you are planning a comprehensive repair or upgrade of the front zone responsible for maintaining speed and distance in your Mercedes and need other elements from the same group, such as control switches, control modules, or additional actuators, check the available parts in the Mercedes Cruise Controls category.

For a comparison of how advanced electronic systems work in other brands and practical tips on using dismantled modules, it is worth reading an article describing the operation of multimedia systems and controllers in BMW – you can find it here: how to take care of iDrive systems and electronic modules in BMW 3 and 5 series using dismantled parts.