E46 fan clutch loud Thinking it was expansion tank, I I have a E46 325ci and seem to be getting an usually loud sound from the Viscous Fan. You have it on the left side, have it tilting on the right side. With your A Meyle fan clutch will make a lot of noise and will sound like a bus most of the time. It's driving me nuts that I have a 13mm OP, how can you not notice something like this happening? Are you playing loud music in the car? Save Share Fan clutch seizing, water pump bearing, motor mounts, serpentine belt or tensioner failing, or a fractured fan blade. Check the codes and be careful because if your fan clutch is locked on, the fan blades are turning when it shouldn't be and can damage the surround. E46 General Clutch Fan Question. Using a rolled up newspaper Hello guys, i have a 330i 2003. E46 Forums. You can test is by sticking a rolled-up Time for a new one as stated, you can buy the new clutch for around $80-90 OEM. B. For those wanting to see more of BMW's 4th generation 3 series, the beautiful and timeless E46 1) a good viscous do not put any unnessesery power train on the engine 2) viscous has better cooling 3) viscous system has additional electric fan to help it, so even in the middle of long highway if your viscous dies you will not even notice it 4) if you notice it means your electric fan is dead 5) if your hands are straight you can alway make viscous work for you 6) if E46 Forums. A faulty fan clutch that leaves the fan permanently engaged will not only cause a noisy engine, but can also cause a decrease in performance. Line the fan clutch nut up PERFECTLY with the water pump. On the E46 this fan sits in a plastic enclosure inside the engine bay between the back of the radiator and BMW E46 Fan Clutch 2000 328Ci. Content on E46 On cars with step trans there's a fan clutch that will engage when your car's warm up until ~3. 31K subscribers in the e46 community. Jump to Latest before I changed those parts, the AUX fan would come on and spin at very high speeds, very loud. We have made a breakthrough That was soldered, heat-shrunk, and electric-taped to the e46 fan controller (the e39 aux fan wiring colors are the same as the e46 fan controller) the fan motor can be separated from the module, whose brown and grey motor power wires E46 Forums. Come join the discussion about M performance, turbo kits, engine swaps, builds, modifications, classifieds, troubleshooting, maintenance, and more! E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. When it's cooler outside, the fan clutch will slip, preventing the fan from pushing so much air (turns slower). Somehow, when the engines were bumped up in size/output for the 2. Cooling fan/Water Pump problem. 1 - 11 of 11 Posts. Now it's on all the time, even when I start the car. Content on E46 Fanatics If it has restricted flow in the water/air passages any fan clutch is going to be loud. I have two Meyle fan clutches as back-ups and am running one of them in my E53 currently as my fan clutch failed this summer. Low quality fuel injectors are noisy. I just had a new clutch fan put in and it sounds a lot louder if your viscous clutch fan is loud it probably just needs replacing. I've had a couple issues recently with me '01 E46 330Ci, with the automatic trans. Does your Ambient Temperature display correctly on the ODB cluster OP, the sound you hear is perfectly normal. It does not turn off until the car is shut off. Content on AUX fan on E46. It takes finesse. Anymore advice on this would be great as it makes the car sound so loud and feel sluggish! E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. and the fan seems to be abnormally loud when i accelerate, the problem is compounded when its hot. The fan clutch is a simple as a shovel and all else equal, installing a fresh Not sure what happened I reved to 5000rpm in park after getting gas briefly, and heard a loud BANG and steam coming out of the hood. The auxiliary fan on my E46 330Ci (Pre-Facelift) starts up about 15sec after starting the car and ramps up to about 50% (measured using INPA). Please check fitment prior to purchase. All this started when i realized the car was over heating. That's the fan clutch working as it should. Low quality fuel pumps are noisy. I did notice a bit more power with the fan clutch deleted albeit negligible. Unplug the aux fan and see if the noise is still there while monitoring the car temp (the car usually doesn't over heat according to the temp guage) 2. I am new to the E46 arena so please bear with me. Eventually I just put my hand on the fan clutch with the engine idling (thus enhancing the slippage of the fan clutch) and voila! The noise was there. Reply. Completely sealed, never been used, in original box. Come join the discussion about M performance, turbo kits, engine swaps, builds, modifications, classifieds E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. So either the fan is just working harder for some reason, and that is why it sounds loud, or we are thinking that maybe there is an issue with the electric fan motor wearing out and it may just be sluggish which is leading to the mild The manual e46’s don’t even come with the auxiliary fans, just 1 main electric fan in place of the clutch fan. No noise whatsoever. , 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada Refreshing the entire cooling system today including the hard plastic pipes. Come join the discussion about M performance, turbo kits, engine swaps Tuning & Tech. It only happens at idle and when the clutch pedal is not depressed. Changed the thermostat and Viscous Fan only to discover there was a crack in the water bottle. I remove the fan clutch + fan blade and stored in the garage and ordered new Fan Clutch (Sachs) from FCPEuro. It only happens when the temperature gets hot and the AC is on. Change the water pump any other suggestions I'm missing? Including loosening the clutch fan bolt, although this doesnt seem like a good idea. If it is, your fan clutch might be locked up, and could explode, causing The bearings in the fan clutch can also fail, causing a noise or fan blades to come in contact with the fan shroud. drier, pressure sensor, and main fan clutch that was causing AC to not be cold in my 2002 I'm thinking about converting the clutch fan to all electric! What do you guys think? 2002 e46 330ci The reason for conversion is space in engine bay and getting rid of that damn loud wind sound! I can't hear the engine. Before starting the engine, one should manually turn the fan in the Put it on the fan clutch on the other side from where you have it. And now, it still comes on and spins, but it doesn't get anywhere near the speed and loudness of what it was before. BUT do not do this if you have a noisy fan clutch when cold with either a new or old fan clutch. BUT, what I did and what I RECOMMEND is spend $200 and get a Behr ELECTRIC FAN from The clutch mechanism tends to lock up when the fan was laid down in stockroom for long period of time. E46 General. Purchased from dealership, but never used because I sold my E46 shortly after purchasing this part Starting yesterday I've noticed that the engine fan is extremely loud, and the noise increases with RPMs. I have changed it 2 times. The car feels slow and make a lot of noise ( from the fan ). 5k rpms and ~30 mph. It should not be loud all the time though. Loud radiator clutch fan Dark Mode; Light Mode; Menu Today on the way to the city, I noticed an obnoxiously loud noise. I had an e46 manual 330 before this and drove it in the same kind of conditions and the fan on that car never sounded this loud. It sounds as if something metallic is banging against the flywheel. Service Engine Light + Permanent Loud Fan Noise. 8K views 10 replies I just started to put the fan clutch back in and I noticed that it's filthy - covered with dirt and grime on the front E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. eu Discussion starter 3 posts Change my fan clutch about 2 month alone with an cooling system refresh and now my 328i sounds like a greyhound bus almost at every take off. Just my fan clutch experience and hope it may lead you to your solution. you can look it up to When it is VERY hot, with my A/C on, my fan clutch is loud too. Jump to Latest 987 views 1 reply 2 participants last post by YOnpds Nov 14, 2010. DIY Guides. Sort by Oldest first Oldest first Newest first 1. A thin 32mm wrench - the shaft of the fan is a 32mm hex shape. Fan clutch noise. Australia a) Leave the mechanical fan that is in right now, it is very loud but it passed the newspaper test and was replaced 3 years ago. E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. Your old clutch fan was most likely weak and not working properly. Makes the car sound like it has a huge turbo fan or something. Jump to Latest Follow 2250 Views 3 Replies 4 Participants Last post by cvx5832, Jun 3, 2011. Furthermore those cars received the Auxiliary Fan, located in front of the A/C condenser. Aftermarket windshields are noisy. Releasing the clutch makes it reappear. :censor: My New expansion tank cracked, New Radiator punctured, oil cooler got E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. I have replaced the fan clutch, but I am guilty of replacing it with a $29. A lot of automatic guys just get rid of their auxiliary fans and replace it with an air scoop. If #1 is the same as #2 - the fan clutch has seized up, or is completely released. c) buy an oem fan clutch for 200$ from a local shop and replace. 6l / 100km, i drive city for about 10k's then highway for 5, daily i get about 420 on a tank. 00 ebay fan clutch (basically wanted to see if that was the issue), I Just got my fan clutch replaced and now the fan is just super loud when driving. Come join the discussion about M performance Forums. E46 Fanatics Forum is an It's incredibly easy. For those wanting to see more of BMW's 4th generation 3 series, the beautiful and timeless E46 The aux fan is noisy on pre-facelift E46 six cylinder models. fans with a viscous clutch Just tonight noticed a loud rattle that seems to be coming from underneath the car. 3 posts E46 Forums. K. E46 General Loud metalic noise on cold starts. 33K subscribers in the e46 community. In this tech article, I will go over how to test the fan clutch a few Hearing it for 3-5 secs is ok though but then it should go away. the clutch unit changes very easily and you just move over the fan blades (if good). When completely cold, the fan might roar for a Regional Forums. Thread starter ajmalola; Start date Oct 27, 2012; 1; 2; around 13. E46 Forums I want to know your opinion on the pros and cons of going electric fan and removing clutch fan. Content on E46 Fanatics Forum is generated by its users. Cold or hot, it stays on all the time. Clutch fan loud - Has to be an answer! E46 Forums. Thinking it was expansion tank, I Bimmerforums is the preferred online BMW Forum and community for BMW owners. (Sounds like an Isuzu bakkie) Also feels very sugglish when i put my foot down. The aux fan is noisy on pre-facelift E46 six cylinder models. I am having problems with the fan clutch. This is an older thread, you may not receive a response, and could be reviving an old thread. To test your fan clutch, start with a cool / cold engine. Now, the undercharged a/c is actually more likely than you might suspect; my 323i had a strange noise (for instance when accelerating btw. suggesting fan clutch is the culpritthere's a test you can doanyway, after reading E46 Fanatics Forum is an independent BMW There are two parts to getting the fan clutch off: 1. Don't tighten the nut per BMW instruction. kevs01 Discussion starter · Jun 3, 2011. Loud radiator clutch fan If #2 takes more force than #1 - the fan clutch is working. Then with a skinny crow bar or something of the sort, jam it into the bolts on the fan clutch. take a deep breath and using steady hands rotate counter clockwise onto the water pump shaft. I finally "borrowed" the known working fan clutch from OBi-One ('00) and the difference in noise levels is dramatic. 2 of them (one being the E30) are very recently replaced because they never made a A decrease in performance is another symptom of a bad or failing fan clutch. Add to quote; Share Only show this user Had my fan clutch replaced b/c my mechanic said it wasn't working. For example, I start it in the morning (doesn't matter if it's freezing cold outside or hot as hell) and the fan is extremely loud, but than calms down after a couple of seconds. E46 General BMW E46 Fan Clutch Testing. It Should be adaptable to non M cars. I pull back in the drive way, open the hood and the fan blades are gone! All 11 blades were shredded to pieces. Similarly a worn water pump bearing can cause a clutch fan bearing to fail for the same reason, vibration being transmitted from one bearing to the other. Did the OFHG the other day and power steering pipes. Jump to Latest Follow 1K views 4 replies 4 participants last post by Effduration Jun 2, 2021. b) full send on the dorman electric fan, do the conversion and hope for the best. My clutch fan has 2 fins missing (last owner cut them off for some unknown reason) which is causing my clutch fan to be extremely loud. First I need to know if anyone knows where to purchase the fan clutch holding tool (schley sp 61600) or a universal one with one-day delivery or pick-up? Secondly, I need to know whether or not if you can turn the fan while mounted if this E46 Forums. However a mysterious problem showed up; It starts when you turn the car on, it sounds like the cooling fan starts up instantly, and loud. A forum community dedicated to BMW E46, E90, and F30 owners and enthusiasts. Ambient temp could be 15C/59F or 35C/95F and it will still kick on. Sounds like the ECU is getting a >95% sensing ratio and shutting the fan off when you rev the engine. I'm either going to replace the clutch fan or go to 2 10" electric fans based on the information I get from this Before I replaced this piece onto a 03' E46 with 160k mi the car sounded somewhat quieter/sportier than what it sounds like after the replacement fan was installed. The fan you are referring to is the mechanical fan bolted in front of the engine, it uses a liquid-mechanical clutch that only engages when the temp go warm. E46 Fanatics Forum is not in any way affiliated with Bavarian Hyper Sports offers a fan delet Kit for the E46 M3. My POS clutch fan has obliterated itself in teh housing twice now, chips everywhere INCLUDING MY RADIATOR. Both times the first one out of the box made the fan very loud. I pulled out of my driveway to hear a loud noise. I replaced the fan clutch with a Behr which was the same on the car. A Bimmerforums is the preferred online BMW Forum and community for BMW owners. I've noticed a that my BMW makes a loud fan noise, like rushing air, when the engine is running. Im guessing that when its cold, the fan clutch doesn't have to work as hard to keep the engine cool. within these months I didn't ride If the clutch fan bearing wears, then the clutch fan will wobble. With the hood open, run the car and the fan should start spinning. Save. 2 320i, 325i and 330i, the issue was resolved. fpolak. E39 (1997 - 2003) E46 (1999 - 2006) E36 2004 E46 325ci fuel consumption and loud fan. Jump to Latest 128 views 5 replies 4 participants last post by 4aceman 17m ago. We have a technical team engaged in production and R&D of CADILLAC Fan Clutch, Ford Explorer Fan Clutch, Fan Clutch For DODGE DURANGO for many years, with industry-leading professional knowledge and technical level. For those wanting to see more of BMW's 4th generation 3 series, the beautiful and timeless E46 I can loosen the fan clutch just using the tool kit small channel lock pliers, no special tool nor hammer. Again I wouldn’t really worry about it. Please advise me. The sound in the video can be heard when the fan clutch/viscous coupling of a BMW fails. Doesn't have a bad sound it's just very loud. E46 Fanatics Forum is an independent BMW enthusiast website owned and HERE IS THE BMW M54 E46 Automatic Fan Clutch & Engine Belts DIY: See less See more 11 Save Share Reply Quote Like. Did you hear it? Blades shoot out at high rpm if the fan clutch locked up causing it to spin too fast; or a blade OP once we 'maybe' get rid of your loud noisethen we look into other thingsif belts do look slick, you can rinse them off when engine is cool from a watering canbut right now, first things first. To test if it's released - this time with the engine running - hold some rolled up newspaper - and carefully put it towards the fan blade. The high level of consumer satisfaction with our BMW E46 Fan Clutch has brought unparalleled honor to our brand. . Depressing the clutch pedal makes it go away, but not immediately - it kind of fades away. Now in the Texas heat, after the engine is at operating temperature, leaving from a stop light, it sounds like a jet, which it did not do before. , 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada If the fan was locked up, then you should have heard the loud fan noise at higher rpm before the blades flying out. Not only is the fan loud but zaps all kinds of power < 30MPH. Replace the clutch fan with Behr 3. It stays engaged to much. If the fan is only noisy when the engine is warm/hot, this may or may not be a The fan blade would spin freely. At Bimmerforums, you will find technical how-to information maintenance specifics audio advice wheel and tire combinations and model The automatics have the mechanical fan, the manuals have the electric. The vibration of a wobbling fan will in turn cause the water pump bearing to wear prematurely and eventually fail also. i just E46. My mechanic replaced the fan clutch on mine a couple of years ago, and ever since, the fan was making that loud whooshing sound (which made the car sound like a bus My fan clutCh was brand new OEM Behr and the fan blade was brand new BMW as well. E46 General Loud Clutch Fan. , which I didn't realize at the time. BRAND NEW Genuine BMW-BEHR Radiator Fan Clutch for E46 Models. I am I have an incredibly loud fan, I have 4 other friends with E46's, when they rev it's a pure engine sound, when I rev it's purely fan, everyone calls my BMW a "blower", definitely embarrasing. For it's extra cooling capability to handle the extra load of the thermal load placed unto the cooling system as a result of transmission oil cooling. I started the car and the fan was spinning but it didn't seem quite as fast as the engine. But when the temperature gets cold its fine. E46 M3 The Auxiliary fan when it comes on can be super loud (ie. I had this happen on my E46 with the mechanical fan like yours, the reason it happened is that the fan clutch locked up, causing the fan to spin at a constant high speed and But my fan made a loud BANG! Followed by a sound similar to running over a dozen beer bottles and the dash lit up like CHristmas. Like. Sadly, the the BMW fan clutch wrenches I ordered didn't have Amazon Prime status, so they won't be here until Weds. kelis_ac Discussion starter 234 posts reasonable theory, but does the mechanical really work in complete unison as a viscous clutch fan better? in this thread in this sub-forum in the entire site Advanced Search Long story short I didn't think my fan clutch was working properly. Pictorial DIY: BMW E46 Fan Clutch Removal & Engine Belts Change For Automatic Cars E46 Forums. Of course my clutch is locked completely and therefore the fan is spinning at the rate of I'm suffering lately with my E46 2003 few months ago I noticed that the noise in the under hood getting louder, I've been told that it's the fan clutch, I changed it, and the loud noise almost disappeared. Come join the discussion about M performance, turbo kits, engine swaps, builds, modifications, classifieds One year after doing a partial cooling overhaul (new belts, tensioner pulleys x3, Wahler thermostat, Water Pump, Reservoir) in my 2006 X5 M54 engine with 112K miles, I noticed the fan clutch making loud noise and just about to seize. Brian Hulse Discussion starter. It gets the fan stuck to the engine speed The clutch fan can fail: it locks up and the fan always runs at top speed, OR is breaks and doesn't spin even when it needs to. speed bumps, 2-3k rpm) that ended up being an undercharged a/c system. All these components - like your fan and clutch - will get the job done, but they may bring noise with that task which is the curse of a mechanical object. All the automatic transmission cars received a mechanical fan clutch/fan. the infamous UPS/FedEx Truck sound) and annoying. Fan blade and fan clutch came in today. Applicable Models; Jump to Photos; 17 Comments; Applicable Models: BMW 323Ci Coupe/Conv (1999-00) Yes, if the fan is roaring or loud, usually the fan clutch is faulty. I have 3 vehicles currently with fluid/mechanical fan clutches and all 3 are noisy at initial cold start. Jump to Latest 4. Come join the discussion about M performance, turbo kits Lately I've had a loud fan noise when driving my 2001 330ci, Sort of sounds like a truck on acceleration, More descriptively sounds just like a loud intake fan that is REALLY noticeable. Consequently, in the winter, you'll almost never hear it. Jump to Latest Clutch Fan Question. Content on E46 Fanatics Forum E46 Forums. It sounds like it wants to fly off. ( cheap fan clutch) If you need a new fan clutch make sure you get an OEM one. E46 Fanatics Forum is not in any way affiliated with Bayerische Motoren Werks AG VerticalScope Inc. E46 Fanatics Forum is not in any way affiliated with Bayerische Tools/parts: - Floor jack and one jack stand - Philips screwdriver - Torx 25 bit - 8" extension - 3/8ths ratchet - 8mm socket or 8mm wrench - 9mm socket - 13mm socket - Fan The only issue for me is that the aux fan is EXTREMELY loud so the car sounds like a twin engine Cessna (just slightly embarrassing).
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