I have a 2006 M45 sport. It is usually almost as economical to replace the complete compressor with clutch installed than to just purchase a clutch. I have checked the fused box, filter, and can't seem to fix it? Both the pulley and the clutch should be spinning. Those I have seen fail also. They make quality tools with a lifetime warranty, but they are very expensive. Check your condenser for any major hits. When hot outside is the inlet pipe to evaporator freezing up? I went through this in a previous life and kept going back because it was blowing up.
So start your diagnosis by determining if the compressor clutch works. Especially since it's illegal to work on it without the proper tools and licenses. Get it tested for leaks before recharging it. Forget about those cheap manuals you find at the auto parts store. My question is this, The first step in the part 2 video is to Take out connector and connect electric magnet.
You can then recharge the freon and re install the relay switch and it will sense more pressure and the clutch will engage by itself. In order for the computer to provide ground, it must receive a good signal from the low pressure switch, high pressure switch, and evaporator temperature sensor. Do you know how to do testing on these system? The radiator fans will cause the refrigerant to condense and turn back into a liquid. Posted on Jul 14, 2009 105 psi? Get decent long snapring pliers. Car makers use an electro-magnetic clutch to engage and disengage the air conditioning compressor. According to a pdf manual I downloaded I need a clutch disc wrench and or a clutch disc puller that I believe are specific to this motor 3. If the clutch on the compressor is moving and those lines aren't hot and cold then your low on freon.
I tested the system and it's charged. You also mentioned that this happened after a hard start, perhaps the engine mounts are bad causing too much flex in the piping? You can swap the relay with a different one or one from the junk yard for free or cheap, and you may want to run a separate wire from the relay to the compressor temporarily. Do it on your own risk. Move it away from moving parts so you can safely check for power and ground. When your pressure rises dangerously high, this is what keeps you and anyone else in the vicinity alive.
My car has 100000 miles. Think I will take it to dealership before I order this part and have them look at it. In a computer controlled system, the compressor clutch relay is grounded by the computer. This has happen before, the first time I took it to one shop, they said I had a pin size hole which is caused the feron to leak. .
I have a 2006 Nissan Altima, my air conditioner has stopped blowing cold air. The top plate also was a bear getting off but finaly was able to pry it off by rotating and prying. After a few minutes, you may be able to build up enough pressure to close the low pressure switch. Start by setting the temp down to the lowest setting while driving on the highway. If so that is way to hi.
There should be no need to shim or adjust the clutch compressor. Sometimes it works right off the bat, other times it takes 20 minutes to kick in. I have removed the fan and fan housing giving me plenty of work space. If you are in need of any other information that you think may help you or you need bigger pictures as I can only post up to a certain size here, feel free to email me at and I will be happy to answer what I can. Anything else I can test myself? Sep 03, 2015 Here is factory service repair manual for your vehicle. My friend said its the clutch, fusses are and wiring are good told by merchants. How the heck do I get the connector off of the compressor? When your problem goes away and doesn't return then you know you've bypassed the problem.
There is a relay that control the compressor, did you check it and test it? If you pressure is that hi you might have blown the pressure valve on you compressor, which is not a part that is sold seperately. The bolt head was very difficult as you highlighted and had to notch as recommended. Look at it and see if it has a big washer covering portion of the pulley, or if the washer is inside the pulley. There is a relay that control the compressor, did you check it and test it? What are gauge readings , Is the compressor engaging? They were shredded beyond belief. So you need to use a paper clip to bypass the relay switch and force the clutch to engage. Get decent long snapring pliers. Can you advise where else I need to do? I checked the relay and fuses.
Park the vehicle on level ground, when cold remove coolant filler cap, start engine and leave to idle, turn heater on full and blower to max. If the fuse is good, pull the compressor clutch relay and check for power and ground on the relay control coil terminals in the socket. Material may not be copied or reprinted without written permission. It can be removed and replaced. My air conditioner only works when I am traveling 45 mph or greater.