Attempted to bypass A/C cycling switch, clutch would not engage. I think the ac compressor on my wife's 2008 Camry (2.4L) is stuck engaged. That being said, I've also read about a Mercedes that doesn't have an ac clutch, but rather the compressor vanes are varied to increase/decrease the compressor pressure. Posted by brilus1030 on Sep 17, 2012 Generally if a compressor clutch is seized, the compressor … The AC clutch is a part of the AC compressor, the heart of the Air conditioning system. While there are many red flags to watch out for, we narrowed it down to three. NOTE: I am not a professional mechanic! Its the ac clutch, 2010 honda civic, Removing relay, Thats it - Answered by a verified Mechanic for Honda We use cookies to give you the best possible experience on our website. So the next thing I did was pump 12v straight into the clutch, and it clicked with the engine off. Now the clutch is always engaged on my '90 TE 124. AC compressor replacement If you have noticed that your AC compressor is worn out, try to replace it as soon as possible. I can turn it back on by either turning the engine off and let it cool off or turn off the a/c for same amount of time. If the AC compressor clutch engages when you tap it, try disassembling the compressor clutch and removing all fitted washers, which can extend its life by several thousand miles. Locate the main fuse box. AC Problem - Clutch always engaged when on, but not when off. My car has 91000 miles. My car has 167000 miles. As most of the vehicles now are equipped with an air-conditioning system, the AC compressor is the most important part which starts the AC cycle and therefore, that’s why if it fails, it decreases the efficiency of the AC system. I know there can only be a few parts or situations that can keep current constantly going to the ac clutch. The PCM will provide a ground for the A/C compressor relay enabling it to close its internal contacts to send battery voltage to the A/C compressor clutch coil. compressor making noise now. The clutch will be enabled after the pressure decreases to less than 1578 kPa (229 psi). The HVAC control module sends a class 2 message to the PCM for A/C compressor engagement. so I started the truck back up and took off the connector to the pressure switch and shorted the plug, clutch engaged. Changing the compressor clutch could be the only solution in this case. Most modern compressors have a clutch and drive pulley. If it does not, shut the engine off and disconnect the negative battery cable with a socket. Hi All, I was driving my 2007 Honda Civic EX (175,000km) today and turned on my AC only to find out it isn't working. its the front part of the pulley. When in AUTO mode, the compressor clutch is always engaged (does not cycle on/off). done after compressor was replaced. Do I have a faulty ignition switch? Robert "R2" Lewis 1991 W250 single cab 5 speed- looking for front dually axle. Everything pointed to CCRM. Take Care, Greg A. I hope that helps. Billy. If there wasn't enough in the system, it wouldn't even do that. When using the car’s air condition, its air condition compressor must be activated. Ac Compressor Clutch Stays Engaged. When in ECON mode the clutch releases (as expected) so that's fine. The center part on the pulley of the A/C compressor will not spin when you have the air conditioner off or if there is a problem. A fan clutch is a thermostatic engine cooling fan that can freewheel at low temperatures when cooling is not needed, allowing the engine to warm up faster, relieving unnecessary load on the engine. Replace the fuse if … Jump to Latest Follow ... to a power robbing device like the AC compressor. Pull out the AC fuse and examine the filament inside the fuse. I've pulled the wire and it still didn't come loose. Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › AC Compressor Clutch Always Engaged › AC Compressor Clutch Always Engaged. My car has an automatic transmission. If the system were where it is supposed to be, the compressor would kick on/off constantly once the system has been run for a little while. The system wasn't charged when I bought it a month or so ago and last week the compressor started smoking. I'm sick of this no AC but my truck has way too many problems to spend $300+ on a new AC compressor . I've disconnected the cable to the compressor, checked out the MAS relay and dash control panel but can't see any physical problems. Remove the connector and force it with 12v and ground. Could I weld the clutch to the pulley so the clutch is always engaged so my AC compressor is always on? Please let me know what you find. So then…If you mean the air conditioning compressor clutch, it should only be spinning when it is electrically engaged such as when the selector switch is set to air conditioning or defrost. The center part (the clutch) should be engaged and should be spining along with the pulley. #1 98 GTP A/C compressor clutch always engaged. Please let me know what you find. The A/C system can be engaged by either pressing the A/C switch or during automatic operation. When the compressor clutch is engaged, a current move through the electromagnetic coil. … The pulley turns whenever the engine is running, although the compressor clutch is not engaged when the air conditioning … , clutch would not engage spinning continuously C7 Platform ) Discussion - A/C compressor is. System ( pressure ) for the 12-volt power cable on 1998 buick century 60... Pulled the wire and it still did n't come loose when off can keep current constantly to... 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