1999 Mercedes E320 Ac Compressor Not Working: Troubleshooting Guide
The 1999 Mercedes E320 AC compressor may not be working due to a faulty compressor, low refrigerant levels, a malfunctioning pressure switch, or electrical issues. It is recommended to have a qualified technician diagnose the problem to determine the exact cause and provide the necessary repairs.
Are you the proud owner of a 1999 Mercedes E320, a car that exudes elegance and sophistication? As an enthusiast, you take pride in maintaining your vehicle’s peak performance, but what happens when your AC compressor stops working? It can be frustrating and uncomfortable, especially during those scorching summer months. Fear not, for this blog article is here to help you troubleshoot and resolve this issue.
Whether you are a seasoned mechanic or a DIY enthusiast, this guide is tailored to your needs. We understand that you possess a moderate to advanced knowledge of car mechanics and have likely worked on your own vehicle before.
Now, let’s delve into the heart of the matter – a malfunctioning AC compressor in your treasured 1999 Mercedes E320. Why is your AC compressor not working? There could be various factors at play, such as wear and tear, electrical issues, or refrigerant leaks. This article will explore these possibilities and provide you with step-by-step instructions on how to diagnose and resolve the problem.
But that’s not all. In addition to troubleshooting tips, we will also share valuable insights on preventive maintenance and care to ensure your AC compressor remains in optimal condition. So, if you’re tired of sweating through your drives and want to regain the cool comfort of your Mercedes E320’s AC system, keep reading.
- 【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.
- [Specifications]: ①Compressor Type: 7SEU17/7SEU16C/6SEU16C; ②Oil Type: PAG46; ③R-efrigerant Type: R-134A; ④Pulley Grooves: 6; ⑤Clutch Included: Yes; ⑥Oil Prefilled: 100 ml (10 ml tolerance)
- [Vehicle Fitment]: Compatible with Mercedes-Benz C-Class, C230, C240, C250, C280, C300, C320, C350, C63 AMG; CL-Class, CL500, CL600, CL55/CL65 AMG; CLK-Class, CLK320, CLK350, CLK430; CLS-Class, CLS500, CLS55/CLS63 AMG; E-Class, E300, E320, E350, E430, E500, E55/E63 AMG; G-Class; GLK-Class; ML-Class; R-Class, R63 AMG; S-Class; SL-Class; SLK-Class
- [Part Number]: 00023-06511, 00023-08011, 00023-08111, 00023-08511, 00023-08811, 00023-09011, CO-11245C, 98394, 97394
- [OE Replacement]: 100% brand new automotive AC Compressor and A/C Clutch kit. Please make sure to match photos with your existing a/c compressor. Confirm that this AC Compressor for car will fit your car by using Amazon’s garage
- [Buy with Confidence]: A-Premium offers a one-year unlimited-mileage guarantee on our meticulously crafted Air Conditioning Compressor for car. We offer a wide variety of automotive accessory categories, ensuring that you can hit the road with peace of mind
- [Vehicle Fitment]: Compatible with Mercedes-Benz W210 Series E300 1996-1999, E320 1996-2002, E420 1997(Base), E430 1998-2002, E55 AMG 1999-2002, W211 Series E300 E320 2003(Wagon)—From Chassis # A735001, without Resistor
- [Reference Number]: BM9278C, 700170, 2108206842, PM9278, V30031772—You can select the “Year/Make/Model” or other parameters of your car at the top of the list and click “Confirm” before purchasing. Check if this blower is suitable for your car
- [Package Contents]: 1x Heater Blower Motor Assembly (Included: Fan Cage); Packaging Type: Box
- [Reliable Replacement]: This air conditioner blower motor is made from motor-specific silicon steel and premium enameled copper wire and is manufactured to OE specifications for direct installation without modification. Perfect replacement for old blower motors
- [Buy with Confidence]: A-Premium offers a one-year unlimited-mileage guarantee on our meticulously crafted heater blower motor. We offer a wide variety of automotive accessory categories, ensuring that you can hit the road with peace of mind.
- [Vehicle Fitment]: Compatible with Mercedes-Benz W210 Series E300 1996-1999, E320 1996-1999, E420 1997, E430 1998-1999, E55 AMG 1999—Only Fit Vehicle To Chassis A735000 (last 7 digits of VIN)
- [Reference Number]: 700232, SK700232, BM00239C, 2108205242—You can select the “Year/Make/Model” or other parameters of your car at the top of the list and click “Confirm” before purchasing. Check if this blower is suitable for your car
- [Package Contents]: 1x Heater Blower Motor Assembly (Included: Fan Cage); Packaging Type: Box
- [Reliable Replacement]: This air conditioner blower motor is made from motor-specific silicon steel and premium enameled copper wire and is manufactured to OE specifications for direct installation without modification. Perfect replacement for old blower motors
- [Buy with Confidence]: A-Premium offers a one-year unlimited-mileage guarantee on our meticulously crafted heater blower motor. We offer a wide variety of automotive accessory categories, ensuring that you can hit the road with peace of mind.
- Direct Replacement: AC Compressor replacement to 77356
- Professional Manufacturing: The ac air compressor is manufactured in strict accordance with the original standard, stable performance, excellent workmanship, strict factory quality control testing, professional manufacturing, high performance, high reliability.
- Superior Quality: The automotive air conditioning compressor provides sufficient pressure, which increases power and reduces engine load. It is characterized by high efficiency and stability, safety and reliability. Its main body is made of high-strength aluminum material, which is durable, strong and wear-resistant. The ac compressor will not crack, break or leak.
- 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. If you have any questions, please feel free to contact us, we will reply you within 24 hours.
- 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
- [OEM Fit & Quality]: 100% Brand New Item. Direct Bolt-on OE Replacement A/C Condenser Assembly.
- [Vehicle Fitment]: Compatible with Mercedes-Benz W210 E300 1995-1997, W210/W211 E320 1996-2002, W210 E420 1997, W210/W211 E430 1998-2002, W210/W211 E55 AMG 1999-2002
- [Attention Note]: Includes Bracket Only, No Receiver Drier. This aluminium ac condenser kit maximizes cooling efficiency and accelerates the heat dissipation. Please Check Fitment before ordering by using the Amazon’s Confirmed Fit Tool above or checking the Product Description below
- [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.
- Automotive Systems: 4710465, 4710474, 4710480, 4710578, 4710579, 4710584, 4710593, 4711474, 4711578
- Autocomp Technologies: 1010806, 1011245, 1110806, 1111245, 1210806, 1211245
- Mercedes Benz: 0002306511, 0002309011, 0012300011, 0012301211, 0012301411, 0012302811, 001230281180, 0012304511, 0012306211, 0012308111, 002309011
- Four Seasons: 97366, 97394, 97396, 98394
- TRAD AUTOMOTIVE: C1559R, C1565, C2051
- Direct Fit, OE Replacement A/C Condenser
- Vehicle Specific: Check fitment information in the listing for compatibility
- OE Reference Number(s): 2108300270
- Aftermarket Reference Number(s): 2108300270,7014814,74814,ACA87091,HVA00394,MB3030108
- Additional specifications below
- AIR CONDITIONING COMPRESSORS PART NUMBER: 5511631,78356,639307,98381,32053,1520971,5097010AA,4710293,0002302011,2302011. Pulley Grooves: 6; Pulley Diameter (mm): 119
- AMAZING FIT: AC compressors are well packaged, interior was vacuum sealed, wiring was the correct length, and it works as it is supposed to
- BEST FEATURE: air conditioner compressors are designed and manufactured to meet or exceed the standards of the original equipment components we are replacing. Each compressor is loaded with lubricating oil to prevent rust of compressors’ internal parts, oxidization, and ensure proper lubrication (please ask professional mechanics to measure appropriate oil requirements for your specific A/C system)
- INCLUDED: AC compressor and Clutch with the oil that was needed. All compressors are pressure tested with nitrogen for leaks to ensure their quality
- DURABLE A/C COMPRESSOR CLUTCH FITMENT:2004-2008 Fit for Chrysler Crossfire 3.2L,2003-2006 Fit for Dodge Sprinter 2500 2.7L,2003-2006 Fit for Dodge Sprinter 3500 2.7L,1996 Fit for Mercedes-Benz C220 2.2L,1997-2000 Fit for Mercedes-Benz C230 2.3L
Understanding the AC Compressor
Before we dive into troubleshooting and resolving the issue of a non-functioning AC compressor in your 1999 Mercedes E320, let’s take a moment to understand the role and importance of this component.
The AC compressor plays a crucial role in your car’s air conditioning system. It is responsible for compressing the refrigerant and circulating it through the system, allowing the heat to be drawn out and the cool air to be distributed throughout the cabin. Without a properly functioning AC compressor, you’ll be left with hot and stuffy air, making your drives uncomfortable, especially during those sweltering summer months.
The Possible Culprits
Now that you understand the significance of the AC compressor, let’s explore the potential reasons for its malfunction.
1. Wear and Tear:
Over time, the AC compressor may experience wear and tear due to its constant usage. This can lead to mechanical failures, such as damaged pistons, valves, or bearings, which can prevent the compressor from functioning properly.
2. Electrical Issues:
Electrical problems can also contribute to a non-working AC compressor. Faulty wiring, blown fuses, or a malfunctioning clutch can disrupt the electrical flow and prevent the compressor from engaging.
3. Refrigerant Leaks:
One of the most common causes of AC compressor failure is refrigerant leaks. The refrigerant plays a vital role in the cooling process, and when there’s a leak, it not only affects the compressor’s performance but also puts additional strain on the entire AC system.
Troubleshooting and Resolving the Issue
Now that we’ve explored the possible culprits behind a non-working AC compressor, let’s move on to troubleshooting and resolving the issue.
Step 1: Check for Power
Start by checking if power is reaching your AC compressor. You can do this by using a multimeter to test the electrical connections and ensure that there is a steady flow of electricity.
If there is no power reaching the compressor, you may need to inspect the wiring and connections for any signs of damage or corrosion. Replace any faulty components and ensure that all connections are secure.
Step 2: Inspect the Clutch
The clutch is responsible for engaging and disengaging the AC compressor. If the clutch is not functioning correctly, the compressor won’t turn on.
Inspect the clutch for any signs of damage or wear. Look for frayed or broken wires, worn-out bearings, or a loose clutch plate. If you notice any issues, it’s best to replace the clutch assembly to ensure proper functioning of the compressor.
Step 3: Check for Refrigerant Leaks
As mentioned earlier, refrigerant leaks can cause the AC compressor to malfunction. To check for leaks, you’ll need to use an electronic leak detector or UV dye.
If a leak is detected, you’ll need to locate the source and repair it. Keep in mind that refrigerant leaks should be handled by a professional, as they require specialized equipment and expertise.
Step 4: Test the Pressure
Testing the pressure in your AC system can provide valuable insights into the health of the compressor. Use a manifold gauge set to measure the high and low side pressures.
If the pressure readings are outside the manufacturer’s specified range, it indicates a problem with the compressor or other components in the system. Consult a professional to diagnose the issue and perform any necessary repairs.
Preventive Maintenance and Care
Now that you’ve successfully resolved the issue with your AC compressor, it’s essential to implement preventive maintenance and care practices to ensure its optimal performance in the long run.
Regular Inspections
Regularly inspect your AC system, including the compressor, for any signs of damage or wear. Look out for oil stains, refrigerant leaks, or unusual noises. Timely detection of issues can prevent major failures and costly repairs.
Clean the Condenser
The condenser, located in front of your radiator, plays a crucial role in dissipating heat from the refrigerant. Over time, it can become clogged with dirt, debris, and bugs, hindering its performance. Regularly clean the condenser to optimize its efficiency.
Replace Filters
Dirty or clogged filters can restrict airflow, putting unnecessary strain on the AC system, including the compressor. Replace the cabin air filter and the engine air filter at regular intervals to maintain proper airflow.
Use the AC System Regularly
Refrigerant leaks are often caused by seals drying out and becoming brittle due to inactivity. To prevent this, it’s essential to use your AC system regularly. Even during the cooler months, run the AC for a few minutes every week to keep the seals lubricated and in good condition.
Congratulations! You’ve successfully diagnosed and resolved the issue with your 1999 Mercedes E320’s AC compressor. By following the troubleshooting steps and implementing preventive maintenance practices, you can ensure that your AC system remains in optimal condition, providing you with cool comfort during your drives.
Remember, while DIY repairs can be satisfying, it’s always best to consult a professional for complex issues or if you’re unsure about any aspect of the repair process. Stay cool and enjoy the luxury of your Mercedes E320!
How to diagnose air conditioner A/C
Frequently Asked Questions (FAQ)
Why is the AC compressor in my 1999 Mercedes E320 not working?
How can I diagnose the issue with the AC compressor in my 1999 Mercedes E320?
Can I repair the AC compressor in my 1999 Mercedes E320 myself?
How much does it cost to replace the AC compressor in a 1999 Mercedes E320?
Is it necessary to replace the entire AC system if the compressor is faulty?
Final Words: Ensuring the Performance and Longevity of Your AC Compressor in Your 1999 Mercedes E320
In conclusion, understanding the AC compressor and its role in the air conditioning system of your 1999 Mercedes E320 is crucial for troubleshooting and resolving any issues. The possible culprits for a non-working AC compressor include wear and tear, electrical issues, and refrigerant leaks.
To resolve the issue, you can start by checking if power is reaching the compressor and inspecting the clutch for any damage. Checking for refrigerant leaks and testing the pressure in the AC system are also important steps in the troubleshooting process.
Implementing preventive maintenance and care practices can help ensure the optimal performance of your AC compressor in the long run. Regular inspections, cleaning the condenser, replacing filters, and using the AC system regularly are all important steps to maintain the compressor’s functionality. It is important to note that while DIY repairs can be satisfying, it is best to consult a professional for complex issues or if you are unsure about any aspect of the repair process.
By following these steps and taking proper care of your AC compressor, you can enjoy cool comfort during your drives in your 1999 Mercedes E320. Keep cool and enjoy the luxury of your car!
