Skip to content
Smart AC Solutions
  • CategoriesExpand
    • AC Troubleshooting
    • Air ConditionerExpand
      • Portable Air Conditioners
      • Room Air Conditioners
      • Split System Air Conditioners
      • Window Air Conditioners
      • Reviews & Prices
    • Thermostat Solutions
    • Calculator
  • Request HVAC Service
  • Join Our Pro NetworkExpand
    • HVAC BusinessesExpand
      • Residential
      • Commercial
      • Emergency Services
    • Add Business
  • Register
  • Login
  • Forgot Password?
Smart AC Solutions
Air Conditioner

2000 Mercedes E320 Ac Relay Location | Searching End Here!

ByRalph P. Sita Updated onJanuary 23, 2025

The AC relay on a Mercedes E320 is an essential component located in the engine compartment’s fuse box on the driver’s side. If you experience air conditioning issues in your vehicle, the relay may be malfunctioning, but fortunately, it is easy to check and replace. The relay is a small black box with two metal prongs, and it can be accessed by simply opening the hood. To troubleshoot, unplug and replug the relay to see if the problem resolves. If not, replacing the relay is straightforward: just remove the old one and install a new one by following the same process in reverse. This part is inexpensive and simple to replace, offering a quick fix for your AC issues.

2000 Mercedes E320 Ac Relay Location
Credit: www.justanswer.com

Page Contents

Toggle
  • Where is the Ac Relay Located on a 2000 Mercedes E320?
  • What are Some Common Issues With the Ac Relay on a 2000 Mercedes E320?
  • How Can I Test the Ac Relay on My 2000 Mercedes E320?
  • Where is the K40 relay in Mercedes e320?
  • Where is the fuse box on a 2000 Mercedes Benz?
  • Where is the horn relay on a Mercedes Benz?
  • Where is the starter relay on a Mercedes Benz c230?
  • Mercedes w210 All Fuses and Relays Location E220 E320 CDI
  • 2003 Mercedes E320 Ac Fuse Location
  • Next Steps
    • Related Articles

Where is the Ac Relay Located on a 2000 Mercedes E320?

The ac relay on a 2000 Mercedes E320 is located in the engine compartment, on the driver’s side. It is mounted to the firewall, next to the battery.

What are Some Common Issues With the Ac Relay on a 2000 Mercedes E320?

If you own a 2000 Mercedes-Benz E320, you may eventually have some issues with the A/C relay. The A/C relay is responsible for providing power to the compressor so that your air conditioning system can function properly. Here are some common problems that you may encounter with the A/C relay on your 2000 Mercedes-Benz E320:

1. Compressor does not turn on – If your compressor does not turn on when you try to activate your air conditioning system, it could be because the A/C relay is not providing power to the compressor. This problem can usually be fixed by replacing the A/C relay.

2. Intermittent power to compressor – If the compressor turns on and off intermittently, or if it only sometimes works, this could also be due to an issue with the A/C relay. Try replacing the relay to see if this fixes the problem.

3. Air conditioning system does not work at all – In some cases, a faulty A/C relay can cause your entire air conditioning system to stop working altogether.

How Can I Test the Ac Relay on My 2000 Mercedes E320?

To test the ac relay on your 2000 Mercedes E320, first locate the relay in the fuse box. Once you have found the relay, use a multimeter to test it for continuity. If there is no continuity, then the relay is most likely defective and will need to be replaced.

Where is the K40 relay in Mercedes e320?

The K40 relay is responsible for controlling the fuel pump in a Mercedes-Benz E320. It is typically located in the main relay box, which is located in the engine compartment of the vehicle. The main relay box is typically located near the battery or on the driver’s side of the engine compartment, and it is often held in place by a retaining clip or a set of bolts.

If you are having trouble finding the main relay box, you can consult your vehicle’s owner’s manual for more specific information on its location. The manual should also include a diagram of the relay box and the layout of the relays within it, which can help you to identify the K40 relay more easily.

Be aware that the location may vary on different model year and submodel of E320 and you should always check the manual first.

Where is the fuse box on a 2000 Mercedes Benz?

The location of the fuse box in a 2000 Mercedes-Benz can vary depending on the specific model of your vehicle. However, in most cases it will be located in one of several possible places:

  1. Under the hood: Some Mercedes-Benz models have the fuse box located in the engine compartment, usually near the battery or on the driver’s side of the engine compartment.
  2. Inside the car: Other models have the fuse box located inside the car, usually in the driver’s side footwell, under the dashboard, or in the trunk.
  3. In the trunk: Some models have the fuse box located in the trunk, either behind the liner on the driver’s side or in a dedicated compartment in the trunk.

Where is the horn relay on a Mercedes Benz?

  1. In the main relay box: The horn relay is often located in the main relay box which is typically located in the engine compartment of the vehicle. It is often held in place by a retaining clip or a set of bolts, and it’s usually located near the battery or on the driver’s side of the engine compartment.
  2. Under the hood: Some models have the horn relay located under the hood, usually near the front of the vehicle, or behind the headlight assembly.
  3. In the steering column: Some models have the horn relay located in the steering column, under the steering wheel or in the lower steering column cover.

Keep in mind that the location may vary on different model year and submodel of your Mercedes-Benz, and if you are still unable to find the horn relay. You may want to consider taking your vehicle to a qualified mechanic or Mercedes-Benz dealership, who will be able to help you locate it and perform any necessary repairs.

Where is the starter relay on a Mercedes Benz c230?

The starter relay on a Mercedes-Benz C230 is typically located in the main relay box, which is typically located in the engine compartment of the vehicle. The main relay box is typically located near the battery or on the driver’s side of the engine compartment, and it is often held in place by a retaining clip or a set of bolts.

In a C230 the main relay box is usually found in the engine compartment on the driver’s side, close to the battery. It’s usually containing numerous relays and fuses, the starter relay should be labeled or have a number, you can refer to the owner’s manual for more information on the exact location and the layout of the relays inside the box.

It’s also worth noting that the starter relay may have different names in the C230’s manual or wiring diagram, it could be labeled as “ignition relay”, “starter control relay”, “starting system relay” or something similar.

Mercedes w210 All Fuses and Relays Location E220 E320 CDI

2003 Mercedes E320 Ac Fuse Location

If you are looking for the fuse box on a Mercedes-Benz E-Class, then you will want to look for the panel on the side of the dash. You will need to open the door to access it. The fuse box is located on the driver’s side of the vehicle.

There should be a cover that you can remove to access the fuses. Fuse number 33 should be replaced if your car has air conditioning problems.

Next Steps

If you’re looking for the Mercedes E320 ac relay location, you’ll find it in the engine bay. It’s a black box that’s located near the battery.

5/5 - (1 vote)
Ralph P. Sita
Author: Ralph P. Sita

Ralph P. Sita is a seasoned professional with deep roots in both the HVAC and tech industries. His family’s business, Ralph P. Sita, Inc., is a locally owned and operated HVAC contractor with over 42 years of experience, serving the DC, Maryland, and Virginia areas. The company specializes in residential, commercial, and industrial heating, ventilation, and air conditioning services, offering everything from installation and maintenance to custom ductwork and indoor air quality solutions -www.ralphpsita.com. A former CPA, he spent the last decade as co-founder and co-CEO at Cybrary, a leading platform for cybersecurity and IT training. Cybrary became the largest, most well-known cybersecurity training businesses in the industry under his leadership. Smart AC Solutions is an opportunity to give back to the HVAC community by providing reliable, actionable information on all things heating and cooling.

Related Articles:

  1. 1999 Mercedes E320 Ac Compressor Not Working
  2. 2009 Honda Civic A/C Relay Location
  3. Mercedes-Benz AC Compressor Fuse Location
  4. Ac High Pressure Switch Location – The right Location
Ralph P. Sita

Ralph P. Sita is a seasoned professional with deep roots in both the HVAC and tech industries. His family’s business, Ralph P. Sita, Inc., is a locally owned and operated HVAC contractor with over 42 years of experience, serving the DC, Maryland, and Virginia areas. The company specializes in residential, commercial, and industrial heating, ventilation, and air conditioning services, offering everything from installation and maintenance to custom ductwork and indoor air quality solutions -www.ralphpsita.com.

A former CPA, he spent the last decade as co-founder and co-CEO at Cybrary, a leading platform for cybersecurity and IT training. Cybrary became the largest, most well-known cybersecurity training businesses in the industry under his leadership.

Smart AC Solutions is an opportunity to give back to the HVAC community by providing reliable, actionable information on all things heating and cooling.

Linkedin

Try our new Smart AC Solutions GPT

Description of Smart AC Solutions GPT and link to access.

  • The Internet of Things and Your HVAC: A Smart Home Revolution
    by Ralph P. Sita
  • Dual Fuel HVAC Systems: The Best of Both Worlds
    by Ralph P. Sita
  • Optimizing Comfort and Costs: HVAC Zoning for Commercial Spaces
    by Ralph P. Sita
  • HVAC Retrofitting: Upgrading Your System for the 21st Century
    by Ralph P. Sita
  • Beyond Temperature: The Importance of HVAC Humidity Control
    by Ralph P. Sita
  • Modernizing HVAC in Historic Homes: Balancing Efficiency and Preservation
    by Ralph P. Sita

Sites we love:
TrainACE

Facebook Twitter Pinterest YouTube

SmartACSolutions is your go-to source for the latest in heating and air conditioning news, tips, and expert advice.

  • About Us
  • Contact Us
  • Disclaimer
  • Privacy Policy
  • Sitemap

© 2025 Smart AC Solutions । DMCA Protected

SmartACSolutions.com is a property of FieldBin Inc.

Change Location
Find awesome listings near you!
  • Categories
    • AC Troubleshooting
    • Air Conditioner
      • Portable Air Conditioners
      • Room Air Conditioners
      • Split System Air Conditioners
      • Window Air Conditioners
      • Reviews & Prices
    • Thermostat Solutions
    • Calculator
  • Request HVAC Service
  • Join Our Pro Network
    • HVAC Businesses
      • Residential
      • Commercial
      • Emergency Services
    • Add Business
  • Register
  • Login
  • Forgot Password?