2020 Mercedes-Benz Sprinter 1500 AC Isn't Working

Troubleshooting Common AC Issues in Your 2020 Mercedes-Benz Sprinter 1500 and How to Restore Comfort

Find Repair Location
Reviewed by
Andrew Hajjar
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 2020 Mercedes-Benz Sprinter 1500 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 are the initial diagnostic steps to take when the AC isn't working in a 2020 Mercedes-Benz Sprinter 1500?

When your 2020 Mercedes-Benz Sprinter 1500's air conditioning system fails to perform, starting with a systematic diagnostic approach can save you time and money. Begin by checking the air conditioning controls to ensure they are set correctly; sometimes, the simplest solution is just a matter of adjusting the temperature or fan speed. Next, visually inspect the key components of the AC system, including the compressor, condenser, and evaporator, for any signs of damage or leaks that could be affecting performance. It's also crucial to verify the refrigerant level using a gauge, as low levels can significantly impair cooling efficiency. Additionally, examine the fuses associated with the AC system to rule out any electrical issues that might be causing the malfunction. While the system is running, listen for any unusual noises that could indicate a problem with the compressor or other components, and monitor the airflow from the vents to check for any blockages or reduced performance. By following these steps, you can effectively diagnose the AC issue and determine whether it requires a simple fix or further professional intervention.

What are the common problems that could cause the AC to stop working in a 2020 Mercedes-Benz Sprinter 1500?

When the air conditioning system in your 2020 Mercedes-Benz Sprinter 1500 ceases to function, it can be frustrating, especially during hot weather. One of the first things to check is the refrigerant level; low refrigerant can significantly hinder the cooling process. If the refrigerant is adequate, the next step is to inspect the compressor, as a faulty compressor can prevent the system from circulating cool air. Additionally, electrical issues such as blown fuses or damaged wiring can disrupt the AC's operation, so examining these components is crucial. Clogged or leaking refrigerant lines can also impede performance, so look for any visible signs of leaks or blockages. Furthermore, a malfunctioning thermostat may fail to signal the AC to activate, while issues with the blower motor can restrict airflow inside the cabin. By systematically checking these common problems, you can identify the root cause of your AC issues and determine whether a DIY fix is feasible or if professional assistance is needed.

How urgent is it to repair the non-functioning AC in a 2020 Mercedes-Benz Sprinter 1500?

When faced with a non-functioning AC in your 2020 Mercedes-Benz Sprinter 1500, the urgency of repair cannot be overstated. A reliable air conditioning system is essential for maintaining a comfortable environment, particularly during sweltering summer months or on long journeys. Beyond mere comfort, the absence of a functioning AC can pose serious health risks, such as heat exhaustion or dehydration, especially for passengers sensitive to extreme temperatures. Additionally, neglecting this issue can adversely affect your vehicle's resale value; potential buyers are often deterred by a poorly maintained AC system. Furthermore, operating the vehicle with a malfunctioning AC can lead to increased strain on other mechanical components, potentially resulting in more extensive and costly repairs down the line. Therefore, addressing the AC issue promptly is crucial not only for immediate comfort and safety but also for the long-term health of your vehicle and its value.

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.

2020 Mercedes-Benz Sprinter 1500 AC Not Working | RepairPal