The center part (the clutch) should be engaged and should be spinning along with the pulley. Now, look at the pulley of the air conditioner compressor.Open the hood and look at the serpentine belt to locate the AC compressor.How to tell if your air conditioner AC compressor clutch is working/engaging? This video is helpful if you are trying to troubleshoot air conditioner problems, the A/C compressor clutch in particular. Test if the A/C compressor clutch is engaging If there are error codes on the A/C Control Unit the compressor will not engage and you will need to reset the fault codes using a diagnostic scanner such as the YOUCANIC full system scanner. The A/C compressor clutch engages to create high pressure in the refrigerant and its state is controlled by the Air Conditioner Control Unit. By compressing the refrigerant we add pressure to the system. Otherwise, the A/C compressor engages and starts to compress the refrigerant. If no problems are detected such as low refrigerant in the system, it sends a signal to disengage the A/C compressor clutch. When you turn on the A/C, the clutch engages and the pistons start to compress the refrigerant. The Air Conditioner control unit starts gathering input from an array of sensors on your Mercedes-Benz. Every time you want cold air to blow on your Mercedes-Benz cabin you turn on the climate control and set your desired temperature. While the A/C compressor on your Mercedes-Benz is an important part of the system, the A/C compressor clutch is even more important.
2003 MERCEDES C230 KOMPRESSOR FUSE FOR AC HOW TO
It is important to understand how to check if the A/C compressor is engaging or not. One crucial element of the A/C compressor is the clutch. The A/C compressor is the heart of the system. The A/C system on your Mercedes-Benz includes many sensors and components including the air conditioner compressor.
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