926003VA1D 926003VA5B RC.600.481 12v dc air conditioner For NISSAN MARCH For VERSA MOTOR WXNS003

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Top 6 Causes of Automotive A/C Compressor Failure

1.Low Refrigerant Levels

The most common cause of compressor failure is insufficient refrigerant. When refrigerant levels drop, lubrication decreases, leading to metal-on-metal contact inside the compressor. This causes overheating and eventual seizure. Symptoms include reduced cooling performance and frequent clutch cycling. Always repair leaks before recharging the system.

2.System Contamination

Dirt, moisture, or metal particles in the A/C system can be devastating. Contaminants clog valves, damage bearings, and when moisture mixes with oil, it creates corrosive acids. Dark, gritty compressor oil indicates contamination. A full system flush is required after contamination occurs.

3.Incorrect Lubrication

Using the wrong type or amount of compressor oil leads to premature failure. Too little oil causes bearing failure, while incorrect oil types damage seals. Always use the manufacturer-specified oil (such as PAG 46 for R134a systems) and measure oil carefully during servicing.

4.Electrical and Clutch Problems

The electromagnetic clutch is a common failure point. Worn bearings cause noise and slippage, while electrical issues prevent engagement. A compressor that won't engage or makes grinding noises likely has clutch issues. Testing clutch voltage and resistance can diagnose these problems.

5.Excessive System Pressure

Blocked condensers or failed cooling fans create dangerously high pressures. This forces the compressor to work harder and may trigger safety cutoffs. Symptoms include intermittent cooling, especially in traffic. Regular condenser cleaning and fan checks prevent this issue.

6.Normal Wear and Tear

Even well-maintained compressors eventually wear out. Typical lifespan is 8-10 years or 150,000+ kilometers. Aging compressors develop seal leaks, bearing wear, and reduced efficiency. When this occurs, replacement is the only solution.

Guangzhou Wei Xing Automobile Air Conditioning Parts Co., Ltd.

        Guangzhou Wei Xing automobile air conditioning parts Co., Ltd. was founded in 1998, is an automobile air-conditioning compressor factory, 20 years specializing in automotive air-conditioning compressor production, research and development, processing services. 

        Stable quality and professional services have been recognized and supported by customers in more than 50 countries all over the world. In order to meet the needs of customers and better service customers, the company set up sale shop in 2005, the main sales of own brand "WNRLN" and foreign well-known brands of compressors and automotive air-conditioning systems related accessories.

       With the globalization of the world and the development of the Internet, the company began to open the official website in 2015 to realize the diversification of online and offline sales,allowing customers to have a better shopping experience. In the past 20 years, we have developed a professional technical team and sales team to provide professional overall solutions and provide the whole set of air-conditioning design and production services. Professional attention enables us to go further, and it is our mission to bring China's good quality to the whole world.

Your Best Choice！

At our automotive air conditioning compressor company, we are dedicated to providing exceptional service to our customers. Our service philosophy revolves around three key principles:Service, Quality Assurance,customer satisfaction.

First and foremost, we are committed to responsiveness in our customer service approach. We recognize that issues with air conditioning compressors can arise unexpectedly and may require urgent attention. That's why we have established a dedicated customer support team that is available around the clock to address any concerns or inquiries. Whether it's troubleshooting technical issues, providing guidance on installation and maintenance, or processing warranty claims, our team is always ready to assist our customers promptly and efficiently."After-sales service make permanent customer".

Secondly,we prioritize reliability in everything we do. We understand the critical role that air conditioning compressors play in the functionality of vehicles, especially in hot climates or during long journeys. Therefore, we ensure that our products are built to the highest standards of quality and durability. From the materials we use to the manufacturing processes we employ, reliability is at the forefront of our operations. Additionally, we offer comprehensive warranty coverage and after-sales support to instill confidence in our customers regarding the performance of our compressors.

Furthermore,We closely monitor market trends and customer feedback to identify areas for improvement and innovation. By staying at the forefront of technological advancements, we aim to deliver products that exceed our customers' expectations and set new industry standards.

In addition to these core principles, we place a strong emphasis on building long-term partnerships with our customers. We believe that open communication, mutual respect, and trust are essential for fostering successful business relationships. We actively seek feedback from our customers and use it to drive continuous improvement in our products and services. By aligning our goals with those of our customers and working collaboratively towards shared success, we aim to create value and sustainable growth for both parties.

We aim to be the preferred choice for automotive air conditioning solutions globally.