2000 Mercedes E320 Ac Relay Location: Easy Guide To Locating And Repairing

The AC relay in a 2000 Mercedes E320 is responsible for regulating the flow of electricity to the car’s air conditioning system. Finding its location can be challenging. In this article, we will provide a guide to help car owners locate and repair the AC relay, ensuring a cool ride.

Did you know that a malfunctioning AC relay can result in a sweltering hot ride, even on the sunniest of days? For car owners and enthusiasts who own or are interested in the 2000 Mercedes E320 model, locating and repairing the AC relay is a crucial skill. This small but powerful device is responsible for regulating the flow of electricity to your car’s air conditioning system, ensuring that cool air is readily available when you need it the most.

However, pinpointing the AC relay in the complex maze of your vehicle’s electrical system can be a daunting task. Fear not! In this easy guide, we will uncover the mystery surrounding the 2000 Mercedes E320 AC relay location, providing you with the knowledge and confidence to tackle this common issue head-on.

Whether you’re a seasoned DIY mechanic or simply want to understand more about your car’s inner workings, this article is your roadmap to a refreshingly cool ride. So, let’s dive in and unravel the secrets of the AC relay together.

Table of Contents

Bestseller No. 1

HinLIaDa A/C AC Compressor With Clutch, For Mercedes-Benz E320/ML320 3.2L 1996 1997 1998 1999 2000 2001 2002 Air Conditioner Compressor & A/C Clutch Perfectly Match The Auto Parts Of The Original Car

【100% Brand New】High quality- tested to meet or exceed OEM specifications. It could correctly replace the original quality part.
【Feature】The air-conditioning compressor can provide enough pressure to increase power and reduce engine load. It greatly improves the cooling function. It has the characteristics of high efficiency, stability, safety and reliability.
【OEM Part Number】CO105111C, 7511631, 7512187, 295067NA, 5839, 5844, 32053
【Fitment】Air Conditioner Compressor W/ Clutch fit For Mercedes-Benz E320/ML320 3.2L 1996 1997 1998 1999 2000 2001 2002, Please Compare With Your Original One Before Purchasing! 100% Brand New and High Quality.
【Note】Before installing the air conditioning compressor pump, be sure to clean your car’s cooling system pipes. If there are debris or metal fragments in the pipes, the service life of the parts may be shortened.

Bestseller No. 2

Torchbeam AC Compressor with Clutch 78356, for Mercedes-Benz E320 1996-2003, ML320 1998-2002, SLK230 1998-2001, CLK320 1998-2002, 2003 3.2L, C230 1997-2000 6511631, 78356 ac a/c compressor

【Vehicle Fitment】: The AC Compressor Fit for 1996-2003 E320; 1998-2002 ML320, CLK320, E430; 2003-2006 Sprinter 2500, Sprinter 3500; 1998-2001 SLK230; 2005-2006 Crossfire 3.2L; 1997-2000 C230; 1999-2003 CLK430, E55 AMG; 2004, 2007-2008 Crossfire; 2001-2004 SLK320; 1996-2000 C280; 1999-2001 ML430; 1996-1999 S320, E300; 1997 E420; 2002 ML500; 2003 CLK320 3.2L, E500; 2002-2006 Sprinter 2500, Sprinter 3500; 2001-2002 CLK55 AMG; 1998-1999 S420, S500, S600; 2000-2002 ML55 AMG
【OE Number】78356 || 6511631, 78356, 142986NEW, 639307, 10000701, 0610045, CS20084, 2011112, 0230701180, A0002302011, 5097010AA, 19193581, 2307011, 000230701188, 0002340911, RX097010AA, 2302011, 0002307011, 5117668AA, 5117665AA, 5117666AA, 000230201160, 000230681188, 000230201180, 5117680AA, 000230681180, 000230701180, 517666AA, 0002302011, 000230681187, 0002306811, 5117679AA, 000230701187, 000230201188, 5512187, TEM275638, 1440N, 3003760, 142986C, 142986, 6512187
【Specifications】: ①Oil Type: PAG 46; ②Oil Prefilled: Yes; ③Refrigerant Type: R134a; ④Pulley Grooves: 6; ⑤Pulley Diameter: 4.75inch; ⑥Pulley type: Multi-Groove Serpentine; ⑦Clutch Included: Yes; ⑧Noise: Low Noise； ⑨Compressor Model: 7SB16C.
【Quality and Durability】: Manufactured according to high standards, the use of high-quality materials, wear-resistant, corrosion-resistant, to ensure stable operation for a long time
【Verify Reminder】: Please Carefully Select Your Vehicle Info (Year/Make/Model/Trim ) In The Top Left Corner Of The Page To Confirm Compatibility, Or Refer To The Vehicles And Product Specification Information In Description

Bestseller No. 3

New AC Air Condition Compressor with Clutch for Mercedes-Benz B200 C234 C240 C320 CL500 CL550 CLK320 CLS500 E320 GL320 GL450 GL550 ML, R, S Models, 2000-2012, 98356 4711466

Vehicle Compatibility-1: This air conditioner compressor with clutch fits for Mercedes-Benz B200 2006-2011 2.0L, for C230 2002-2002 2.3L, for C240 2001-2005 2.6L, for C320 2001-2005 3.2L, for CL500 2002-2006 5.0L, for CL550 2010-2010 5.5L, for CLK320 2004-2005 3.2L, for CLS500 2006-2006 5.0L, for E320 2004-2005 3.2L
Vehicle Compatibility-2: This air conditioner compressor with clutch fits for GL320 2009-2009 3.0L, for GL450 2007-2012 4.7L, for GL550 2008-2012 5.5L, for ML350 2006-2011 3.5L, for ML500 2006-2007 5.0L, for ML550 2008-2011 5.5L, for R350 2010-2011 3.0L, for R350 2006-2011 3.5L, for R500 2006-2008 5.0L, for S350 2006-2006 3.7L, for S430 2002-2006 4.3L, for S500 2000-2006 5.0L
Product Specifications: Compressor Type:7SEU17C; OIL TYPE:PAG 100; Oil Prefilled:180ML; Pulley Grooves 6; Pulley Diameter (mm) 100. Replaces Part#: For CO 10807JC, 1010805, 1010807, 1110805, 1110807, 639834, TSP0155339, 4710466, 4710468, 4710594, 4710596, 4711466
Energy Saving & Durable: This AC Air Conditioning Compressor kit provides efficient operation and great performance with low noise and minimal vibrations, ensuring a cool and comfortable ride. Built from high-strength aluminum alloy, it offers dependable performance, extended lifespan, and contributes to lower fuel consumption during steady driving
Important reminders: Before installing your new compressor, ensure the AC system is fully cleaned (evaporate cleaning agents completely). For optimal results, we advise professional installation and commissioning

Bestseller No. 4

AC Compressor & A/C Kit For Mercedes E320 E300D E420 E430 & E55 AMG W210 1996 1997 1998 1999 2000 2001 2002 – BuyAutoParts 60-80148RK New

Engineered for superior durability, backed by industry-leading 2-year, unlimited-mileage warranty
Guaranteed Exact Fit for easy installation
100% BRAND NEW, premium ISO/TS 16949 quality – no core deposit or return required!
Kit includes compressor with clutch, drier filter, expansion valve, oil and O-ring seals. Please note: for use only in motor vehicle air conditioner (MVAC) systems. Use in a 20-ounce self-sealing container.
Fits all US-spec 1996-2002 Mercedes E-Class, chassis code W210

Bestseller No. 5

MARSFLUX 77356 AC Compressor Fit for E320 1996-2003, ML320 Crossfire SLK230 CLK320 C230 E430 ML430 C280 Sprinter E500 S320 AMG, New Air Conditioning Compressor Automotive

Vehicle Compatibility: Automotive Air Conditioning Compressor compatible with E320 1996-2003, ML320 1998-2002, Crossfire 2004-2008, Sprinter 2500 2002-2006, SLK230 1998-2001, CLK320 1998-2003, C230 1997-2000, CLK430 1999-2003, E430 1998-2002, SLK320 2001-2004, ML430 1999-2001, C280 1996-2000, Sprinter 3500 2002-2006, E500 2003, S320 1996-1999, E300 1996-1999, ML500 2002, E420 1997, E55 AMG 1999-2003, CLK55 AMG 2001-2002, ML55 AMG 2000-2002, S420 1998-1999, S500 1998-1999, C220 1996
OE-Quality: Air Conditioning Compressor replace OE part number# 77356, 0002302011, 2302011, 0002307011, 152-0971, 0610045, 5511631, 4710293, 639307, 78356, CS20084, 000230701180, 000230201180, 000230701187, DW77356. Direct-Fit Air Conditioning Compressor manufactured to OE specification to match the fit form and function of the factory design
AC Compressor Assembly: The air conditioning compressor pressurizes or compresses the refrigerant allowing it to circulate and change temperature when pushed through the condenser. These two essential parts of the cooling system works together to produce the desired temperature inside your vehicle
Reduced Fuel Consumption: This compressors are built with advanced technology to minimize energy consumption and optimize the overall efficiency of your vehicle’s air conditioning system. By reducing the load on the engine, they help to conserve fuel, leading to improved fuel economy and reduced emissions
Efficient Cooling: The auto ac compressor can provide sufficient pressure, which increases power force and decreases engine load. It dramatically improves the cooling function: features as high and stable efficiency, safety, and reliability.Air condition compressor plays the important role in the cooling system. Compressor replacement can solve a variety of problems including noise, leaks, and non-working etc.

Bestseller No. 6

Automotive Cooling A/C AC Condenser For Mercedes-Benz E320 E350 3159

[Warranty]: Lifetime guarantee
[Design Material]: Built with the highest grade materials and components
[Quality Control]: Each Product is quality inspected and 100% tested
[Fitment]: OE design to ensure exact fit, form and function Carefully crafted to exceptional OE standards for precise fit
[Compatibility]: If You Would Like To Verify Fitment, Please Send Us A Message As We Respond Quickly

Bestseller No. 7

A-Premium A/C Condenser Replace# 4814, 2108300270 – Compatible with Mercedes-Benz E-Class E300 1995-1997, E320 1996-2002, E420 1997-1997, E430 1998-2002, E55 AMG 1999-2002

[Vehicle Fitment-1]: Compatible with Mercedes-Benz E300 1995-1997, E420 1997-1997 — Fits W210 series only
[Vehicle Fitment-2]: Compatible with Mercedes-Benz E320 1996-2002, E430 1998-2002, E55 AMG 1999-2002 — Fits W210/W211 Series only
[Specification]: ①Built-in Receiver Dryer: No; ②Built-in Bracket: Yes; ③Core Length (IN): 22.375; ④Core Width (IN): 28.82; ⑤Core Thickness (IN): 0.82; ⑥Configuration: Parallel Flow; ⑦Built-in Oil Cooler: No
[Reference Number]: 4814, 2108300270, 2108300570
[Buy with Confidence]: A-Premium offers a one-year unlimited-mileage guarantee on our meticulously crafted ac condenser assembly. We offer a wide variety of automotive accessory categories, ensuring that you can hit the road with peace of mind.

Bestseller No. 8

Garage-Pro A/C Condenser Compatible with Mercedes Benz E300 1996-1997, E320 1996-2003, E420 1997, E430 1998-2002 Sedan, Wagon

A high quality, Direct Fit OE Replacement A/C Condenser, with FREE 1-year UNLIMITED mileage warranty coverage on Garage-Pro items purchased thru AUTO PARTS GIANT Store
Garage-Pro JCKVAC4814GP Features: Aluminum Core, 24.38 x 19.13 x 0.69 in. Core Size
Replaces OE Number: #2108300270# and Replaces Partslink Number: MB3030108
Direct Replacement A/C Condenser Compatible with 1996-2003 Mercedes Benz E320 and 1997 Mercedes Benz E420 and1998-2002 Mercedes Benz E430 and 1999-2003 Mercedes Benz E55 AMG
Ensure your vehicle’s A/C system operates efficiently with this high-quality a/c condenser, perfectly complementing your ac clutch kit and ac compressor clutch kit for optimal performance.

Bestseller No. 9

A-Premium Steel Air Conditioning A/C Receiver Drier Compatible with Mercedes-Benz W210 Series E300 1995-1999, E420 1997, E430 1998-2002, E55 AMG 1999-2002, E320 1996-2002, Black

[Vehicle Fitment]: Compatible with Mercedes-Benz W210 Series E300 1995-1999, , E420 1997, E430 1998-2002, E55 AMG 1999-2002, W210/W211 Series E320 1996-2002
[Reference Number]: 0233704, 19188822, 1411585, 1411768, 1510069, 2108300483, 2108300283, 2071015, 208739, 22134, 233704, 33704, 3713604, 540099, 708114, 88919501, 95184, A2108300483, A2108300283, AD158000S, RD4081C, TEM208739, T33704, V30060042
[Function]: Ensure the dryness and cleanliness of the ac hose, protect the accessories in the system, and reduce wear and corrosion
[Benefits]: A-Premium A/C Receiver Drier is factory sealed to ensure cooling efficiency, reduce fuel consumption, and has insulation performance
[Buy with Confidence]: A-Premium offers a one-year unlimited-mileage guarantee on our meticulously crafted a/c receiver drier. We offer a wide variety of automotive accessory categories, ensuring that you can hit the road with peace of mind

Bestseller No. 10

Torchbeam AC Compressor with Clutch Compatible with Mercedes-Benz E350, C230, E320 2000-2012, OE: 97394, 0002306511 Air Conditioner AC Compressor

【VEHICLE FITMENT】: AC Compressor Direct Fit for Mercedes-Benz CLK350 2006-2009, E350 2006, C240 2001-2003, E320 2002-2006, C230 2002 2006-2007, CLS63 AMG 2007-2011, CLK320 2003-2004 3.2L, E500 2003-2006, CL600 2001-2006, ML63 AMG 2010-2011, S55 AMG 2003-2006,Please use “Amazon Confirmed” Fit to check that this compressor is compatible with your vehicle.
【REFERENCE NUMBER】: A/C Compressor kit replace 0012304111,000230901180,0002305111,0012300111,0002308511,0002308811,0002308111,000230901160,0022300711,0012303011,001230011187,001230281180,0012305611,0012302811,0002306511,97394,255554,0002309011,001230281188,001230011180,001230561187,001230561180,001230281187,001230411180,001230561188,Please review the part number and fitment chart carefully prior to ordering.
【Durable Replacement AC Compressor】Each AC compressor is rigorously pressure leak-tested for exceptional durability and extended service life. ①Oil Type: PAG 46; ②Oil Prefilled: Yes; ③Refrigerant Type: R134a; ④Pulley Grooves: 6; ⑤Pulley Diameter: 4.31inch; ⑥Pulley type: Multi-Groove Serpentine; ⑦Clutch Included: Yes; ⑧Noise: Low Noise; ⑨Compressor Model: 7SEU16C.
【UPGRADED REFRIGERATION】: AC Compressor features upgraded cooling technology for superior performance. It ensures your car stays cool and comfortable even in extreme heat, turning every drive into a pleasant experience.
【STRONG PERFORMANCE】: AC compressor delivers strong power output for fast, efficient cooling while keeping energy consumption low. Designed with advanced noise reduction technology, it operates smoothly and quietly, quickly creating a comfortable cabin environment.

I. Overview of the 2000 Mercedes E320 AC System

In order to understand the importance of the AC relay and its location in the 2000 Mercedes E320, it’s essential to have a basic understanding of the AC system in this model.

A. Introduction to the AC system in the 2000 Mercedes E320

The AC system in the 2000 Mercedes E320 is a vital component for keeping the interior of the vehicle cool and comfortable, especially during hot summer months. It utilizes a complex network of components to produce and distribute cool air throughout the cabin.

B. Importance of the AC relay in the system

The AC relay plays a crucial role in the overall functionality of the AC system. It acts as a switch that controls the flow of electricity to the various components of the system, including the compressor and condenser. Without a properly functioning AC relay, the AC system may not work at all or may only blow warm air.

II. Understanding the AC Relay

Now that we have discussed the importance of the AC relay in the 2000 Mercedes E320 AC system, let’s delve deeper into what exactly an AC relay is and how it functions.

A. Explanation of the purpose and function of an AC relay

An AC relay is an electrical switch that controls the flow of current to various components of the AC system. It receives signals from the AC control unit and activates or deactivates the compressor and other components as needed. This ensures that the AC system operates efficiently and provides cool air when desired.

B. Role of the AC relay in the 2000 Mercedes E320 AC system

In the 2000 Mercedes E320 AC system, the AC relay is responsible for controlling the power supply to the compressor. When the AC system is turned on, the AC relay allows the flow of electricity to the compressor, enabling it to compress and circulate refrigerant, which ultimately cools the air inside the cabin.

III. Locating the AC Relay in the 2000 Mercedes E320

Now that we understand the importance and function of the AC relay, let’s explore how to locate it within the 2000 Mercedes E320.

A. Overview of the components and layout of the fuse box

The AC relay is typically located in the fuse box of the 2000 Mercedes E320. The fuse box contains various fuses and relays that control different electrical components of the vehicle. It is usually situated in the engine compartment or the interior of the car, depending on the model.

B. Identifying the AC relay location within the fuse box

To locate the AC relay, refer to the vehicle’s owner’s manual or consult an online resource specific to the 2000 Mercedes E320. These sources will provide detailed diagrams and descriptions of the fuse box components, including the AC relay.

C. Step-by-step guide to accessing the AC relay

Once you have identified the AC relay in the fuse box, follow these steps to access it:

Ensure the vehicle is turned off and the engine is cool.
Open the hood and locate the fuse box.
Remove the cover of the fuse box to reveal the fuses and relays inside.
Locate the AC relay based on the information provided in the owner’s manual or online resources.
Carefully remove the AC relay from its socket, using gentle pressure to avoid damaging the surrounding components.

IV. Diagnostic Procedures for AC Relay Issues

Now that we know how to locate the AC relay, let’s explore the common symptoms of a faulty AC relay and the diagnostic procedures to identify any issues.

A. Common symptoms of a faulty AC relay

A faulty AC relay can manifest in several ways. Look out for the following symptoms that may indicate a problem with the AC relay:

The AC system does not blow cold air or only blows warm air.
The AC system intermittently stops working.
The AC compressor does not engage when the AC system is turned on.
There is a clicking sound coming from the fuse box when the AC system is activated.

B. Using a multimeter to test the AC relay

To diagnose AC relay issues, you can use a multimeter to test the relay’s functionality. Follow these steps:

Set the multimeter to the appropriate electrical setting.
Connect the multimeter’s probes to the relay’s terminals.
Activate the AC system and observe the multimeter’s reading.
If the multimeter shows a reading within the specified range, the relay is functioning correctly. If not, the relay may be faulty.

C. Troubleshooting steps to identify AC relay issues

If you suspect that the AC relay is causing issues with the AC system, you can perform the following troubleshooting steps:

Inspect the AC relay for any visible signs of damage, such as burnt or corroded terminals.
Clean the relay contacts using electrical contact cleaner and a soft brush.
Replace the AC relay with a new one if cleaning does not resolve the issue.

V. Replacing the AC Relay in the 2000 Mercedes E320

If you have identified a faulty AC relay, it may be necessary to replace it. Follow these steps to replace the AC relay:

A. Step-by-step guide to removing the faulty AC relay

To remove the faulty AC relay, follow these steps:

Ensure the vehicle is turned off and the engine is cool.
Locate the AC relay within the fuse box.
Gently disconnect the wiring harness from the relay.
Using a pair of pliers or your fingers, carefully remove the relay from its socket.

B. Identification and selection of the correct replacement relay

When choosing a replacement AC relay, ensure it matches the specifications of the original relay. Consult the vehicle’s owner’s manual or a trusted automotive parts store to find the correct relay for your 2000 Mercedes E320.

C. Installing the new AC relay in the correct position

Follow these steps to install the new AC relay:

Insert the new relay into the empty socket in the fuse box.
Reconnect the wiring harness to the relay.
Ensure the relay is securely seated in its socket.
Close the fuse box cover.

VI. Importance of Proper AC Relay Maintenance

Regular maintenance of the AC relay can help prevent issues and ensure the longevity of the AC system in your 2000 Mercedes E320.

A. Regular inspection and cleaning of the AC relay

Periodically inspect the AC relay for any signs of damage or corrosion. Clean the relay contacts using electrical contact cleaner and a soft brush to remove any buildup that may affect its performance.

B. Tips for preventing AC relay issues in the future

To minimize the risk of AC relay issues in the future, consider the following tips:

Keep the fuse box and surrounding area clean and free of debris.
Avoid exposing the AC relay to excessive heat or moisture.
Ensure the electrical connections are secure and free of corrosion.
Follow the vehicle’s recommended maintenance schedule.

VII. Other Potential Causes of AC Problems in the 2000 Mercedes E320

While a faulty AC relay is a common cause of AC problems in the 2000 Mercedes E320, there may be other components that can affect the performance of the AC system.

A. Overview of other components that can affect the AC system

Some other potential causes of AC problems in the 2000 Mercedes E320 include:

Defective compressor
Leaking refrigerant
Faulty pressure switches
Electrical issues

B. Diagnostic steps to identify potential issues beyond the AC relay

If you have ruled out the AC relay as the cause of AC problems in your 2000 Mercedes E320, consider consulting a professional mechanic or utilizing diagnostic tools to identify and address any other potential issues with the AC system.

VIII. Conclusion

Now that you have a comprehensive understanding of the 2000 Mercedes E320 AC relay location and the process of locating and repairing it, you can confidently tackle any AC relay issues that may arise. Remember to follow proper diagnostic procedures and maintenance practices to ensure the optimal performance of your car’s AC system. Enjoy the cool and comfortable rides in your Mercedes E320!

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Frequently Asked Questions (FAQ)

Where is the AC relay located in a 2000 Mercedes E320?

The AC relay in a 2000 Mercedes E320 is located in the fuse box under the hood. It is labeled as “AC Compressor” or “AC Clutch.”

How can I locate the AC relay in my 2000 Mercedes E320?

To locate the AC relay in a 2000 Mercedes E320, open the hood and find the fuse box. Look for the label indicating the AC relay position, which is usually located near the front of the fuse box.

What should I do if the AC relay in my 2000 Mercedes E320 is faulty?

If the AC relay in your 2000 Mercedes E320 is faulty, you should replace it with a new relay of the same specifications. It is recommended to consult a professional mechanic for assistance.

Can I replace the AC relay in my 2000 Mercedes E320 by myself?

It is possible to replace the AC relay in a 2000 Mercedes E320 by yourself if you have proper knowledge and experience with vehicle repairs. However, it is recommended to seek professional help for accurate and safe replacement.

Is it necessary to disconnect the battery before replacing the AC relay in my 2000 Mercedes E320?

Yes, it is always recommended to disconnect the negative terminal of the battery before replacing any electrical components in a vehicle, including the AC relay. This ensures safety and prevents any accidental short circuits.

Final Recommendations: Locating and Maintaining the AC Relay in a 2000 Mercedes E320

In conclusion, understanding the AC relay and its location in the 2000 Mercedes E320 is essential for maintaining a functional AC system. The AC relay acts as a switch that controls the flow of electricity to the various components of the system, including the compressor and condenser.

Without a properly functioning AC relay, the AC system may not work at all or may blow warm air. To locate the AC relay in the 2000 Mercedes E320, refer to the vehicle’s owner’s manual or consult online resources specific to this model.

The AC relay is typically located in the fuse box, which can be found in the engine compartment or the interior of the car. Follow the provided instructions to access the AC relay and perform diagnostic procedures if necessary. If you identify a faulty AC relay, it may be necessary to replace it.

Ensure that you choose the correct replacement relay that matches the specifications of the original relay. Install the new AC relay securely in the correct position within the fuse box. Proper maintenance of the AC relay is crucial for preventing issues and ensuring the longevity of the AC system.

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