2024 Mercedes-Benz EQS 450+ AC Isn't Working

Common Causes of AC Issues in Your 2024 Mercedes-Benz EQS 450+ and How to Resolve Them

Find Repair Location
Reviewed by
Devin Cabugcal
Written by RepairPal Car Genius
Updated January 14, 2025
0%
37% chance it's the
Refrigerant Leak
0%
21% chance it's the
Climate Control Electrical Issue
0%
12% chance it's the
AC Compressor
0%
30% chance it's
Something else
The most common reasons a 2024 Mercedes-Benz EQS 450+ AC isn't working are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor.
  • Refrigerant Leak: A refrigerant leak can occur due to damaged hoses, seals, or connections, resulting in decreased cooling efficiency in the air conditioning system.
  • Climate Control Electrical Issue: A faulty climate control module or a blown fuse could be causing the electrical issues in the climate control system.
  • AC Compressor: A faulty AC compressor may be due to a lack of lubrication, electrical issues, or internal mechanical failure, resulting in inadequate cooling performance.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

What steps should I take to diagnose the AC issue in my 2024 Mercedes-Benz EQS 450+?

When diagnosing an AC issue in your 2024 Mercedes-Benz EQS 450+, it's crucial to follow a methodical diagnostic approach that prioritizes simpler checks before delving into more complex assessments. Begin by inspecting the air filters, as clean filters are vital for ensuring proper airflow; replacing dirty or clogged filters can greatly enhance AC performance. Next, check the refrigerant levels in the system, since insufficient refrigerant can lead to poor cooling. If the refrigerant is adequate, turn your attention to the AC compressor, looking for any signs of damage or wear, as a faulty compressor can significantly hinder cooling efficiency. Additionally, verify that the thermostat is functioning properly, as a malfunctioning thermostat can disrupt the entire AC system's operation. It's also essential to inspect the AC system for any leaks, as these can result in refrigerant loss and reduced performance. Lastly, evaluate the electrical components, including fuses and relays, to ensure they are working correctly. If these initial steps do not resolve the issue, it may be necessary to consult a qualified mechanic or an authorized Mercedes-Benz service center for a comprehensive diagnosis and repair. By adhering to this structured approach, you can effectively identify and address any AC issues in your vehicle.

What are the common problems that could cause the AC system to fail in a 2024 Mercedes-Benz EQS 450+?

When dealing with the AC system in a 2024 Mercedes-Benz EQS 450+, it's essential to be aware of several common problems that can lead to system failure. One of the most frequent issues is refrigerant leaks, which can significantly diminish cooling performance. If you notice a lack of cold air, checking for leaks in the refrigerant lines should be your first step. Additionally, electrical issues can arise, particularly with components like the compressor or blower motor, which may prevent the system from operating correctly. A malfunctioning compressor is another critical concern; if it fails, the AC will struggle to produce cold air, rendering the system ineffective. Furthermore, a clogged or dirty condenser can obstruct airflow, making it difficult for the AC to cool the vehicle's interior efficiently. Lastly, a faulty thermostat can disrupt temperature regulation, leading to inconsistent cooling. By understanding these common problems, DIY enthusiasts can take proactive measures to troubleshoot and maintain the AC system, ensuring optimal performance and comfort in their vehicle.

How urgent is it to repair the non-functioning AC in a 2024 Mercedes-Benz EQS 450+?

When faced with a non-functioning AC in your 2024 Mercedes-Benz EQS 450+, addressing the issue promptly is crucial for several reasons. First and foremost, a working AC system is vital for maintaining a comfortable driving environment, particularly during hot weather or long journeys. Without it, you risk experiencing discomfort that can distract you from the road, potentially compromising your focus and safety. Additionally, extreme heat inside the vehicle can pose serious health risks, especially for sensitive passengers, leading to heat-related illnesses that could impair your driving ability. Furthermore, the AC system is interconnected with other vehicle components; neglecting a malfunction could signal underlying issues that may affect overall performance, leading to more significant and costly repairs down the line. Lastly, keeping your AC in good working order is essential for preserving the resale value of your EQS 450+. A faulty AC can deter potential buyers, impacting the vehicle's marketability. Therefore, it is advisable to prioritize the repair of your AC system to ensure comfort, safety, and the longevity of your vehicle.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.