Mercedes-Benz Radar Sensor Software Recall - What You Need to Know

Overview of the Mercedes-Benz Recall

MotorVero brings you crucial information regarding a recall involving approximately 2,000 Mercedes-Benz vehicles. The recall impacts a range of 2019 and 2020 models that feature the advanced Driver Assistance Package. A radar sensor control unit software issue has been identified, which could potentially impair the function of the Active Brake Assist system — a vital safety feature designed to help prevent or mitigate collisions.

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Which Mercedes-Benz Models Are Affected?

The affected vehicles span across several high-performance and luxury models from both Mercedes-Benz and Mercedes-AMG divisions, including:

• 2019 Mercedes-AMG: C43, C63, C63 S, CLS53, E53, E63 S, S63, S65, GT53
• 2019 Mercedes-Benz: C300, CLS450, E300, E450, S450, S560
• 2019 Mercedes-Maybach S560
• 2020 Mercedes-Benz: GLC300, GLE350, GLE450

All these vehicles are equipped with the Driver Assistance Package, a suite of safety features that relies heavily on accurate radar sensor data.

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Understanding the Software Problem

The root of the recall lies in a software error within the radar sensor control unit. This glitch may disrupt communication between sensors and the braking system, causing the Active Brake Assist function to fail in applying full or partial braking when needed. This could significantly increase the risk of rear-end collisions, particularly in sudden-stop scenarios.

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Implications of a Malfunctioning Brake Assist System

Advanced driver-assist systems like Active Brake Assist play a pivotal role in modern automotive safety. By detecting imminent collisions and autonomously applying the brakes, they reduce the likelihood and severity of crashes. A failure in this system not only compromises safety but also undermines consumer trust in automated driving technologies.

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The Solution: Free Software Update

To address the problem, Mercedes-Benz dealerships will provide a free software update for the radar sensor control unit. The repair process involves reprogramming the system with corrected code to restore full functionality of the Active Brake Assist feature.

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What Should Vehicle Owners Do?

If you own one of the affected models, Mercedes-Benz encourages you to schedule a service appointment as soon as possible. Although no injuries or accidents have been linked to this issue yet, the risk of potential harm makes immediate action essential.

You can verify if your vehicle is involved by checking your VIN on the official Mercedes-Benz recall website or by contacting the Mercedes-Benz Customer Assistance Center at 800-367-6372. You may also reach out to the National Highway Traffic Safety Administration (NHTSA) at 888-327-4236 for more information.

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How to Schedule Your Recall Repair

To ensure convenience, MotorVero allows users to connect with certified Mercedes-Benz dealerships near them. Simply visit our Service & Repair page to locate a nearby service center and schedule your free recall repair.

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Preventive Measures and Safety Tips

Until your vehicle is serviced, maintain safe driving distances, avoid aggressive braking, and remain extra vigilant in traffic. Rely less on automated braking systems and take proactive steps to prevent collisions manually.

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Why Recalls Like This Matter

While recalls can be inconvenient, they reflect a commitment to safety and quality. Addressing software faults before they cause real-world issues ensures vehicles continue to meet rigorous safety standards. This proactive approach helps preserve both brand reputation and customer satisfaction.

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Is Your Vehicle Safe to Drive?

In most cases, vehicles affected by this specific recall remain drivable. However, because the Active Brake Assist system may not function properly, the level of risk increases in high-traffic or emergency-braking situations. Drivers should exercise heightened caution until the software is updated.

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How Mercedes-Benz Owners Are Notified

Mercedes-Benz has begun sending out official recall notices via mail to affected customers. These notifications contain detailed instructions on how to proceed, including how to schedule your repair and where to take your vehicle.

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How Recalls Impact Vehicle Resale Value

Generally, resolved recalls have little to no impact on resale value. In fact, a documented history of prompt recall compliance can enhance buyer confidence. Be sure to retain all service records related to recall repairs, especially when selling or trading in your vehicle.

Commitment to Safety and Innovation

This recall serves as a reminder of the complexity of today’s driver-assist technologies and the importance of regular system updates. Mercedes-Benz remains committed to continuous improvement and consumer safety through software refinement and transparent communication.

Final Thoughts

If you own or lease a 2019 or 2020 Mercedes-Benz model listed above, act quickly to resolve this radar sensor software issue. MotorVero is your trusted resource for up-to-date vehicle safety news, dealer connections, and recall alerts. Staying informed ensures you and your passengers stay safe on the road.