Mercedes C117 CLA W117 PDC Parking Sensor Holder Bracket Right O/S A1178852201

Mercedes C117 CLA W117 PDC Parking Sensor Holder Bracket Right O/S is a precision mounting component designed for the stable installation of the right parking sensor in the bumper. A properly selected bracket ensures the correct positioning of the PDC sensor, which translates into proper operation of the parking assistance system and reliable distance readings. This is a practical solution for users who want to restore the full functionality of the factory parking system in their Mercedes CLA.

Specifications and technical data

• SKU: A1178852201
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1178852201
• Substitutable numbers: A1178852201, A 117 885 22 01
• Location on the vehicle: Right
• Part type: Sensor
• Category: Parking Sensors

Purpose and function of the PDC bracket

The presented bracket is a component from the Parking sensors group, responsible for the mechanical mounting of the sensor in the bumper on the right side of the vehicle. Its task is to keep the sensor in a fixed, repeatable position relative to the bodywork, so that the ultrasonic beam is directed at the correct angle. Thanks to this, the PDC system can correctly interpret obstacles, minimizing the risk of false alarms or "blind spots". The bracket is structurally matched to the body line of the CLA C117/W117 series, which facilitates installation in the original bumper mounting points. Such a solution allows for maintaining consistency with the factory body geometry and ensures aesthetic seating of the sensor without play or stress.

Benefits of using an original bracket

Using a dedicated PDC bracket on the right side in a Mercedes CLA brings a number of practical benefits:

• maintaining the correct operating geometry of the parking sensor,
• stable mounting that limits vibrations and sensor shifts,
• easier diagnostics of the PDC system due to compatibility with the factory solution,
• no need for bumper modifications or custom mounts. For the user, this means more predictable operation of the parking assistant, which translates into safer maneuvering in tight spaces and a lower risk of body damage during daily use.

Mounting characteristics and fitment

The bracket has been designed for installation on the right side of the vehicle, in accordance with the factory layout of sensors in the bumper. Thanks to this:

• the sensor position is consistent with the vehicle manufacturer's specifications,
• installation is carried out in an orderly manner, using existing mounting points,
• compatibility with the factory PDC sensor used in this model is maintained. The element comes from dismantling, which in practice means that it is an original component from an actual vehicle, not a universal replacement with uncertain fitment. This is particularly important in the case of elements responsible for the precise positioning of body electronics.

Using a used bracket in the PDC system

In the case of parking sensor brackets, using a used part is a technically justified solution – the element performs a structural, not an electronic function. With a proper mechanical condition, the bracket can continue to provide stable and repeatable sensor mounting, without affecting the measurement quality. This is a reasonable way to reduce repair costs while maintaining compliance with the factory design. If you want to better understand when choosing used electronics and accessories makes sense, it is worth checking out the guide: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?. You will find practical tips there regarding the selection and verification of such components.

Expanding the parking system in a Mercedes

If you are planning a comprehensive repair or upgrade of the bumper area and parking assistance system in your Mercedes and need other elements from the same group, such as additional brackets, sensor housings, or mounting elements, check the available parts in the Mercedes Parking sensors category. For drivers analyzing the cost-effectiveness of purchasing new, replacement, and used parts, the following article may also be helpful: Original, replacement, or used – which car parts are the most cost-effective?, which discusses the differences in costs, quality, and fitment of parts selected by OEM numbers.