Bmw alternator bearing noise 2 -- I complained about knocking/rattling noise around 2000 RPM. It sounds like it could be a bad water pump, bad alternator or just a bad guide wheel. I went through two Autozone Valeo 80 Amp alternators that made bearing Order BMW 528i Alternator online today. BMW 320D E91 2010, N47 engine. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Hey guys and girls - I'm new here - I got a question concerning my 2002 330Ci coupe. BMW warranty (extended) covered the throwout bearing repair to 80% 5. It doesn't do it once warm. A broken BMW Alternator Bearing can lead to big performance issues and even a complete vehicle breakdown. If it is the alternator bearings any roughness will show up easily if it's turned by hand with the belt off . All pulleys thoroughly clean One of the most common failures is bearing failure. 8. Location: Philippines. If you search around online you'll find you can buy this alternator for about $450. E46Montoya K Engine Output Shaft Noise Diagnosis & Repair Procedure. This is the sound of a rod bearing failure, 2011 BMW 135i with 43K Miles onmetal flakes in the oil, the engine needs to be replaced. It is quite likely the noise is dust and dirt that accumulates inside the alternator due to the oil inside attracting need advice on knocking noise coming from right side of engine ,possibly alternator bearing ,can some one suggest anything, removed belt and noise stops, any advise please. It turned out to be the sprag clutch in the alternator pulley, so I got a new alternator and all is well again. I've had an alternator whine/whirring problem I can't get rid of. ) The noise is definitely from the alternator pulley/bearing, not the belt. You want to try and load the alternator as much at possible. To diagnose the issue, start by disconnecting the alternator belt and running the engine to isolate the alternator as the source of the noise. If you notice noise after changing your alternator belt, you need to assess your hydraulic belt tensioner (if your car uses this type of tensioner). Best to - Alternator bearing or pulley cold-idle noise video [went away with a belt-drive system overhaul] - Alternator clicking noise [went away with a new alternator] 2002 BMW Current G30 540i x-Drive Prior BMW 535xi, Acura TL, Lexus ES (2), Volvo S70 GLT, Volvo 850 Turbo, Lexus LS, M-B 300E, BMW 735i, Audi 5000 Save Share Reply Quote alternator and auxiliary drive belt replacement I also thought that the issue might be caused by a tensioner, but I checked and found that I already have the hydrolic version as it was upgraded by BMW when it was owned 15 328iN20 90K mi. Could this be the alternator? Shop our wide selection of Alternator for your BMW 3 Series E30 (1984-1991) Add to Wish List. It sounds like its coming from the alternator, but its not, its other pulley bearing right under it, not Engine runs smoothly, but has what I suspect to be a bearing noise coming from one of the pulleys in the front. (all lights on, full blower etc) Toggl ARE YOU sick of the alternator belt squeaking and chirping like a flock of birds? Well, here we show you how to STOP that once and for allGuaranteedHello I just pulled into my garage after a 20 mile highway drive and there is a loud, high pitched whining noise coming from my engine bay. This whining usually goes away Menu. Join this channel to get access to perks:https://www. If there is noise from the alternator more than likely a failing bearing. 88 BMW 325is 200K+ SOLD 03 BMW 330CI 220K:: [_ _] remove the alternator/fan assembly and check the alternator for faults. I only mentioned the pulley because that's where I positioned the stethoscope to listen for a squeal from the alt bearing. It's difficult to describe - it's not a Shop our wide selection of Alternator for your BMW 3 Series E30 (1984-1991) Add to Wish List. Worn-out bearings or misaligned alternator components are the most frequent causes of alternator-bearing noise. The rear bearing sits on the steel shaft, but is below a cast plastic part. Our professionals are here to help make sure you find the answers you need to your questions and My 2011 328i N51 with about 160k miles started making rattle / knocking / clicking noise maybe 1-2 years ago. Here’s a more detailed list of the reasons why you hear idler pulley noise coming from your engine: 1. There are needle bearings that allow the rotor to spin freely inside the stator. In fact it ended up shearing off (it was the outermost plate shaped part). Once the car warms up, this noise disappears altogether. Spin the idler and tension Here are photos of the failed tolerance ring, the exposed bearing behind it and an alternator with an intact tolerance ring. Edition, 1983 Datsun 280ZX Turbo transfer case, or CVT. » More symptoms of a bad alternator. New tensioner, both idler pulleys and drive belt. Nothing special here When ordering them make sure to specify that you need a fully sealed bearing because those same part numbers come in open faced bearings too. Either a bad alternator bearing or possibly brushes worn to the holders would be sources of this noise. Sort By: Genuine BMW Yes, watched it. To prevent such problems, you could regularly maintain your car and replace your parts. Shop our wide selection of Alternator for your BMW 5 Series E39 (1996-2003) Add to Wish List. Within the pulley, there’s often a bearing and internal hub. Yesterday night suddenly hear noisy sound from alternator side. If the alternator is making a bad bearing noise remove the pulley and check the alternator. 0i Z4. Same with the alternator. Hopefully it's not a bearing in the alternator! The faulty bolts require replacing with part BMW #11368602263. The alternator isn't water cooled and after six months of arguing with the service adviser about the loud bearing noise that they "cannot duplicate" I've decided to just replace them myself and be done with it. Page 1 of 2 1 2 Next > If it free spins just change out the pulley. 5 volts). The main goal is to put the alternator back in service for another 150k to 200k miles. iTrader - 120A Alternator - Bosch 0 123 515 022 - BMW 12 31 1 432 986 A very good source for technical data is a company from the UK company Wood Auto: SKF is a fantastic bearing maker, the problem is: they do NOT make the Front bearing for this particular alternator bearing size of 17x52x17 mm. Sort By: Filters & Categories. I started hearing bearing noises after a few thousand miles, and I went back to Napa and they replaced it (no labor) under Warranty. 5 to 14. Turns out it was the bearing in the clutch/pulley on the alternator and they fixed me up for $221. You’ll need to remove the whole alternator for this one. Now the car's very quiet. Per BMW NA, these are one use bolts and should be Some symptoms of a bad alternator bearing are loud noises, burning smells, or even dim internal and external lights. Early tranny noise warranty, before I bought the bike 2. The first two are close together up near the alternator. 2) lubricate alternator bearing and tensioner pulley see of this changes the noise. skywalker Guest. All pulleys thoroughly clean Alternator noise. If the alternator bearing is causing a belt noise issue I'm pretty sure the alternator doesn't need to be replaced only taken apart and the bearings replaced. Remove the belt that connects your engine’s alternator to investigate this problem. Sort By: OEM Valeo Alternator If the whining noise rises with the engine's RPMs, then the problem is from the engine. Try checking if its the tensioner on the alternator. If its happening with the AC on, Only, then I would jump to that tensioner About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright One of the most common failures is bearing failure. 3. It can't be the alternator because that one let me down a month ago so they . I BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > Strange Squealing Noise, PLEASE HELP! Google Search Search Forums About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Cn90 questioned the existence of the alternator bearing Chinese PSF torture in this thread today: > E39 (1997 & cn90 DIYs for rebuilding a 1998 air-cooled BMW Bosch alternator as has been stated the bearings are sealed. In most cases, it is a of both bearings of the alternator that is malfunctioning, to examine it, use a multimeter on the terminals of your car with the engine running and you must obtain a value between 12 and 14. AboutPressCopyrightContact usCreatorsAdvertiseDevelopersTermsPrivacyPolicy & SafetyHow YouTube worksTest new featuresNFL Sunday Ticket© 2024 Google LLC It doesn't contain a bearing or anything, it is purely a puller mounted to the rotor of the alternator. Check all the items for possible play potential bearing failure. Failing that you can try pressing the pointy end of a large screwdriver on the (non moving) nut that holds each pulley. Identify the Type of Noise: Whining or Grinding: This often indicates worn-out bearings inside the alternator. Our professionals are here to help make sure you find the answers you need to your questions and Car is a 2003 330Ci M54 engine 50k, noise is most noticeable with the engine cold, and when electrical demand is high. No charging or other electrical issues. Drive belt chirping on idle when engine is hot. The back up alternator now has 156k miles on it and is starting to flicker the internal lights, so it too will need rebuilding soon. New posts BMW Models ///M Fanatics (M1 M3 M4 M5 M6) . At 88 BMW 325is 200K+ SOLD 03 BMW 330CI 220K:: [_ _] remove the alternator/fan assembly and check the alternator for faults. Transmission: Sometimes, a whining noise might originate from the transmission, particularly if the noise is correlated to the vehicle's speed Hi guys, I'm in need of some help. This one still charges fine, but is Sure fire way to find out if it’s the wheel bearing or ball joints is to have someone hold the brake pedal down and then wiggle it. When I start my car up in the morning I hear a kind of whining noise from the alternator. Just started this week. Test Alternator Voltage: Using a voltmeter, check that the alternator is supplying the correct voltage (typically around 13. Swapped out noise still there. It seems to be coming from the top right area of the engine compartment. Ironically, the e91 sports wagon is listed in the service bulletin but neither BMW service centers, nor BMW NA ever contacted 2009--20011 e91 owners like me about this serious safety recall. Forums. Put the handle of the screwdriver to your ear and you should be able to hear any bearing grinding noises over the general engine noise. If the whining noise rises with the engine's RPMs, then the problem is from the engine. The only possible problem that would cause would be a broken tensioner. Closer investigation revealed that the alternator pulley is static and the belt is slipping over the pulley making the hideous noise and smoke. The BMW dealer told me the alternator Similar to a spark plug slap, rod knocking, definitely didn't sound like a busted bearing. I noticed the belt was loose so I tightened it up but it turned out to be a bad worn out pulley. If your lights are dimming or you hear excessive bearing noise around the alternator, chances are that it's time for a replacement. Undecided as of yet on whether I need to change the slip rings or not. If it still moves with the brakes applied then it’s a balljoint. Check this video out, I know it's an M5 but you get the idea. Failed throwout bearing and failed main seal/wetted clutch, at 50K. Joined Aug 10, 2011 Messages 4 Reaction score 0 Location I've had 100k from one. failed tolerance ring exposed alternator bearing (note gap around bearing) alternator with intact tolerance ring this video show how to remove and install alternator belt with the right tool on BMW r1200 GS my car has started making a constant noise from the alternator / belt / pulley , hard to say exactly what, but if i spray wd40 onto the alternator pulley the noise goes away for about 5 mins, then its back. Ironically, the e91 sports wagon I rebuilt the alternator in my 94RS at 125,000, because the nose bearing was making noise. Started having noise in the intake manifold area that was tied to engine speed. At Bimmerforums, you will find technical how-to information maintenance specifics audio advice wheel and tire combinations and model specific details not found anywhere else. When the bearings fail, the rotor will not spin efficiently and can It would be a bearing in the alt. Sounds like I have a supercharger. Alternator Noise Post Reply Thread Tools: Search this Thread 10-28-2014, 06:31 AM Mechanic diagnosed it as faulty alternator bearings. So my question basically is, how does one locate the correct bearing/ pulley to replace? It's not a whine (like alternator bearing) and the belt is relatively new. Good evening mechanics, I have a whining noise that has quickly come on my 2011 x5 35d. The pulley on the alternator is a one way clutch. Based on that I assume the bearing on the alt is going bad? 180k miles. Very noticeable at idle. If perchance it is the alternator front bearing - if that is what he means - then you ought to get that bearing replaced before it fails and eats the whole alternator. An alternator repair shop might have the part. The radiator hose was leaking above the fan and was dripping on the alternator. tensioner pulley is 50£ alternator 230£ 3) increase torque? i only torqued alternator screws to 30Nm, a bit low but shouldnt cause such noise i think. Car/Related Mods: 99' m3, cai, shark chip, depos + hid kit Backstory: A month ago my alternator died on me. Again, this is mileage related N55 high-pitched electrical noise from alternator? Post Reply Thread Tools 2011 135i with ~90k miles. C. I assumed that would be the case for a bearing, but perhaps not. It looks to me as though the alternator bearings have seized and a closer look shows that the casing of the alternator has cracked along the lines of the bolts that hold the alternator casing together. Alternator makes "grinding" noise even when spun by hand. I discover a loud noise from the alternator As the noise is better noticeable on the drivers side it does point to the alternator, power steering pump, water pump or tensioner. It sounds like the bearings are shot. When the bearings 1 -- I gave them the video with the noise. BMW said that the noise was not a problem, and would not compromise engine longevity - difficult for me to believe. 1. It's only when I start it up from cold (in Great Britain), I get this squealing noise that either comes from the belts or alternator - after the engine runs in for 30 seconds. It could also mean the internal parts of the alternator are failing. The noise would be a deeper knock, inside the engine, rather than marbles in a tin can. Can I drive with an alternator problem? A vehicle with a Some time ago I had bearing noise coming from my alternator in my 2007 3. 99 80,105,115,140 Amp alternator 8. i also removed the a/c belt and the sound is still there. Bimmerforums is the preferred online BMW Forum and community for BMW owners. Our professionals are here to help make sure you find the answers you need to your questions and Anyone know the size of the alternator bearings in my 2007 750i. Our professionals are here to help make sure you find the answers you need to your questions and Avoids sudden breakdowns: Ignoring alternator bearing noise can lead to sudden alternator failure, leaving you stranded and potentially causing further damage to your vehicle’s electrical system. Drives: Bmw E91 lci 330d msport. Bearings in the new alternator might be a little bit tighter and it might have a bit more drag or it's just one of those scratch your head BMW coincidences where sh1t all breaks at the same time. BMW did replace the bearings upon complaint. Odds are good it is the pulley. Any reasonable price shop nearby pj area. Warranty on handlebar mounts at about 8k 3. I'm guessing it's either the belt or the alternator (bearing) itself. The needle bearings that allow the rotor to spin freely inside the stator can break down from dirt and heat. I then thought the bearing was going out in the compressor. (BMW) > GS Boxers > 2000 R1150GS Alternator Replacement. I thought my alternator bearing was shot in my e91 320d so bought a second hand unit off ebay to test. Related Makes. I replaced Seems that a vacuum leak noise would persist even as the engine RPM's increased. Thread starter mallea; Start date Aug 10, 2011; mallea Registered user. He recommended replacing the engine. The BMW recall service bulletin is# SI B11 07 14. So won't do it until morning now. I had the first alternator go out at about 140K miles, and replaced it with a Factory rebuild Bosch Alternator that I bought at Napa Auto parts. There are three idler pulleys: tensioner idler, alternator (sometimes called the offset idler) idler, and A/C idler. Worn Out Pulley Dear sifu, any solution for this. 7 volts, Cabin noise My favorite detailing products:Griot's Synthetic Clay: https://amzn. TBH I don't even know whether it's the alternator as opposed to the water pump (replaced about 40-50K miles ago) or a belt tensioner but am just assuming the alternator bearings. You arent, however, going to be able to order "bearings for an 20xx BMW X5 220W alternator" Alignment here: The Definitive Alignment Thread BMW 320D E91 2010, N47 engine. Let’s see just why that happens, and how we can fix it! Why Are My Alternator Bearings Squeaky? Alternator bearings enable the I've had an alternator whine/whirring problem I can't get rid of. This is especially likely if the noise changes with the speed of the engine. The A/C stopped cooling and I checked the Freon and it was low. I removed the bearings with a puller, they came off the shafts without much trouble. Seldom is the noise from the alternator, and even less is it from the power steering pump. After some deep investigation we found that the alternator had bad bearings. In rare cases where the alternator with bad bearings is ignored for so long, it can cause the alternator to catch fire due to the bearing’s overheating. Was one of the other drive pulleys. It sounds like it could be a bearing somewhere that contact the serpentine belt. So I am now at 224K miles and this Alternator is making bearing noises. I first thought is might be the fan bearing, however, when I pushed the snow flake button to turn off the A/C, the noise went away. Either a bad alternator bearing or Could also very likely be the nose bearing on the alternator front frame. Wound up being the alternator pulley. 2003 Midnight Blue SE AWD w/VDC Colgan Bra, Mobil One, JWT POP charger A/C Noise I just had a similar noise with my A/C. Alternator bearings are susceptible to wear and tear. It would be helpful if the instructions included information on the the Aluminum E12 Bolts used to attach the alternator. When I put a screwdriver to the alternator and hold my ear to it at idle it's exactly the noise that I hear during load. This one still charg In order to find which pulleys are causing the noise you can use a stethescope. The drive belt could be loose, misaligned The first alternator I had from them developed a bearing noise after a few months, so I sent it back. These may stem from the power steering system, transmission, differential, alternator, belt tensioners, pulleys, or bearing wear. Another common cause of alternator whining noise is bearing failure. No change to the rattle at idle. 8000K headlights & HID fogs, rebuilt alternator & mounting bracket gasket, sunroof seal, CCVs, plugs, sway bar bushings, timing & valve cover gaskets, valve stem seals, guibo joint, mechatronic The noise only got louder after 150 miles so I had it towed to my BMW guy, who just listened to it and said it was a blown piston/bearing and the noise was piston slap. Yup, sometimes when removing the oil filter if not carefully can leak oil to the tensioner and try to clean it up w/ either parts wash or any alcohol product can damage the tensioner bearing and it start marking noise. The bearings allow the alternator pulley to rotate freely and if they fail, the alternator will make a loud grinding noise. Add: Choose a wish list to add product to: Add Cancel. So if the sound is coming from that pulley, it means your mechanical tensioner i get a funny noise on the pulley, alternator and tensioner areas of my e46 320i when i start it once it has cooled down. (Tension is applied by moving the alternator and tightening the nut on its bracket. Interestingly the 3 bolts on the power steering pulley were very loose, pulley on the power 5. It's a Here’s how to troubleshoot and address alternator noise issues. changed spark plugs In this case, we recommend that you read this article to find all the necessary details to solve an accessory belt noise on Bmw Z4. The noise becomes 2008 BMW E91 328xi Sportwagon, 2009 BMW E92 328ix Coupe 2016 Jeep Grand Cherokee Limited, 75th Anniv. I'm posting this in case it helps someone out there. 00 plus tax! Instead I took it to (out of all places) a service station that a friend recommended. Did the failed main seal/clutch work myself. In most cases, bearing failure is The bearings and the belt work as a team, so if one of them malfunctions, the entire set-up malfunctions. This bearing is under constant side load caused by the belt tension. it sounds like a bearing noise rather than a clunking noise, at first i thought it was a slipping belt, it still could be i guess. <br>Black 2002 BMW 745Li (sold) KW v3's, blue angel eyes, 8000K headlights & HID fogs, rebuilt alternator & mounting bracket gasket, sunroof seal, CCVs, plugs, sway bar Hey all. The alternator was also very new and ha I have a refreshed alternator for my 2000 R1150GS that I want to install. to/2mwwf9R Here's what a failing alternator sounds like on a BMW M54 engine. The rear bearing is the one that had started failing, there was a barely perceptible hangup when turning it by hand. The rings are cheap, but somewhat difficult to find. Examine the mounting And yes, that is correct, I replaced both guide bearings and the tensioner (as well as the belt). Now the noise is heard any day, usually accelerating somewhere between 1,800 to 3,000 RPM. The Long time no post. Maybe start by removing the alternator belt then giving the alternator shaft a spin by hand. 0L M54 engine (oil filter housing gasket, coolant overhaul including pipes under intake and all hoses, DISA rebuild using GAS kit, installed GAS ccv kit and removed stock ccv, lower intake boot, cleaned throttle body and replaced gasket, cleaned idle control valve, idle control valve I have an 02 745LI which has started making a clicking noise on the rear right wheel when driving. This type of belt tensioner is common with Toyota Corolla and Toyota matrix. You can undo the electrical connection at the DISA valve to eliminate that from suspicion. VANOS unit had a retainer bolt that had fallen out -- found and removed the bolt from behind timing chain guides. Replacing the alternator bearing is a bit more labor-intensive than some of the other methods we’ve discussed, but doing it yourself can save you quite a bit of money. As I speed up the clicking noise becomes louder. you have to get a stethoscope to diagnose where the squealing noise comes from. However, a new one can also suffer damage from a fluid leak in the engine bay or if you did not install it correctly. The pulleys are not servicable and the alternator isn't something I recommend rebuilding yourself unless you are particularly skilled in that area. Possibly the water pump, too, but they seldom make noise when they go bad. I replaced the tensioner and Idler pulleys and right before replacing the belt, I felt the alternator pulley and noticed the same noise when I moved it Idler Pulley Noise Causes. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Pull the belt and spin the alternator to see if that's really your problem. Shop our wide selection of Alternator for your BMW 3 Series E90 (2006-2011) Add to Wish List. I took the six bolts out of the alternator The faulty bolts require replacing with part BMW #11368602263. Recently it began making noises, narrowed it down to the accessory pulleys. although i notice w/ wd-40 would get rid of the noise sometimes or spray the car down w/ simple green and spry it w/ water and dry would take care A new alternator can make a clicking noise if it has a manufacturing defect. This type of belt tensioner is common with In this video I diagnose an issue with my alternator pulley and swap alternators to test it out. The noise becomes louder with the lights on, as if there is a voltage draw on a weak battery. Jump to Latest 563 views 8 replies 4 participants last post by Bali Sep 17, 2023. BMW 528i Alternator Bearing; BMW 528i Neutral Safety Switch; BMW 528i Alternator Brush; BMW 528i Voltage Regulator; Show Less. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and Closer investigation revealed that the alternator pulley is static and the belt is slipping over the pulley making the hideous noise and smoke. The Renault 21 GTS (90 hp baby ! ) is grinding some coffee under the hood. To my relief using a highly sophisticated tool - screw driver, the noise was quickly The second option involves getting a piece of tubing (roughly 12 inches) and placing it on the hose next to the alternator. You can see how wet the power steering pump pulley gets. Does not really show anything. No point in changing those pulleys because that's all they are, pulley wheels with no integrated bearings. I'd appreciate any advice on what to check out in order to silence this thing. The power steering pump is below the alternator, and it had what seemed to be excessive rotational play, so I installed a rebuilt unit. There's only 39K miles on this car. The run flats were the first thing I got rid of and improved noise My failure mode was locked in both directions. DCompared to my damages so far this is cheap I installed it back without changing the bearings, changed the a/c pulleys as evidently they were noisy when spurn by hand (alternator pulley was quiet when spurn by hand). Belts and the tensioner / idler pulleys are new or their bearings have been greased. Make sure you disconnect the battery first. So it should be one of the accessories - I replaced the brushes in my alternator. They ordered it and I should have it fixed by next Thursday. I thought at first that the noise was due to worn belts or a loose pulley, but the alternator bearing also seems feasible. Aug 13, 2011 #6 My Toyota Echo/Vitz/Platz/Yaris alternator is making a chirping sound at idle. My 95 325i had the same problem. The closer you get to the alternator, the louder the noise will become (if the bearings have failed). Alternator or A/C bearing bad? Bimmerpost ☰ Model Selection. I am 100% sure the noise is the front bearing so the plan is to take it to an alt shop for rebuild. Not sure its pulley or bearing. It could be your tensioner or idler pulley making the noise. This bearing gets mounted to the tensioner with the help of bolt. Finding out a loud noise from the alternator of your BMW X5 is quite normal, in fact, it produces an audible sound when creating the electrical pulses it New alternator is in! Haven't driven it yet but I did start it and the red battery light isn't on any more and it didn't make the rattling noise in the time it was running. 123k on it. Squeaky Bearings. Cheap as chips from eurocar parts sorted that out. I will investigate it more tomorrow but I am wondering if there are common issues anyone is aware of. Reference: What a failed bearing in the Tensioner Pulley sounds like - this unit is on driver side of the motor that handles the water pump, alternator, and In many cases, it is a of both bearings of the alternator that is malfunctioning, to check it, use a multimeter on the terminals of your car with the engine running and you must obtain a value between 12 and 14. 1 -- I gave them the video with the noise. Replace the Alternator Bearing. 99 and tensioner. This may give you a feel for bearing condition. BMW Z3 3. 4) maybe replace hoses from steering reservoir to cooling loop. Failing Alternator Bearings (Image/Christopher Campbell) Failing alternator bearings can produce a persistent whining or grinding noise up to the point of total failure. Does anyone know which alternator I would need for my 2005 BMW 330i? I see two different part numbers that fit my vehicle: 12-31-7-519-620 and 12-31-7-501-599. Last time I had a noise like that was in my Honda Prelude tiptronic, and that was the gearbox and the noise was there all the time! Found out it was the clutches braking up and blocking the gearbox oil strainer! Not good:thumbdwn: But this goes, so I hope it is not as bad. Sounds like a bearing is going bad. I listen to a loud noise from the alternator of my BMW X5 . All new NSK bearings installed in the alternator also. Worn-out bearings cause very high-pitched noises. I'll have to drive a day or twoto say if the noise is fixed for sure. Our professionals are here to help make sure you find the answers you need to your questions and What do failing alternator bearings sound like? Sometimes, both at idle and under power, there's a noise coming from the alternator area. Find the failed part and replace it. Removed Serpentine Belt, started the Engine, noise disappeared. . I say this because parts are so expensive and with some DIY costs can be saved. New Tensioner 2008 BMW E91 328xi Sportwagon, 2009 BMW E92 328ix Coupe 2016 Jeep Grand Cherokee Limited, 75th Anniv. Home. to/1OCgtq6BMW TOOLS: http://amzn. Most often, it’s the bearing inside the pulley that goes bad. 0iA Sport Edition - 05/2002 Not sure which one it is but its right under the alternator and the bearing gets noise at idle and seems to go away when i give it gas, when spraying belt dressing it goes away briefly but comes back. Listen for Unusual Sounds: A failing alternator bearing can produce a whining or growling noise that increases with engine speed. Brown January 2000. The noise vanished with in 8 seconds. If they have grown old, they might cause noise in the alternator. Hello all, So I started hearing rattling from the alternator, mainly when I turned the lights on but then more often. It can't be the alternator because that one let me down a month ago so they 5. Let’s see just why that happens, and how we can fix it! Why Are My Alternator Bearings Squeaky? Alternator bearings enable the rotor to rotate within the stator, and they’re quite susceptible to wearing off. Squealing or Chirping: Usually a sign of belt problems. It basically sounded like the alternator was running at maximum output. Use a sound-detecting tool to pinpoint the exact location of the noise within the Here is a short clip of what I'm experiencing, and as far as I can tell, the groaning sound lines up with the pulley wobble. Used the breaker bar as a stethoscope and noise is still near the alternator near as I can tell. Try running a heavier oil, like 20W50 ( or Mobil 1 NEW ALTERNATOR: http://amzn. whine noise occasional when starting. The quick test is to remove the belt, you do not have to take it out of the car, just take it off of the pulley system. Here's a very good YouTube video on this failure - short and The tensioner pulley maintains the right amount of pressure on the belt or chain. The noise isn't coming from there anyway. [youtube]v=sTTfemu_gcY[/youtube] Many V8s were troubled with rod bearing wear. If your lights are dimming or you BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > Strange Squealing Noise, Another common cause of alternator whining noise is bearing failure. com FREE DELIVERY possible on eligible purchases Bimmerforums is the preferred online BMW Forum and community for BMW owners. There was noise comming from the alternator. To effectively address these problems, it’s crucial to seek assistance from an experienced mechanic specializing in When your alternator quits outputting current, the easy (but expensive) option is to just buy a new alternator from BMW for $650 and your problem is solved. It doesn't have a tensioner. Noisey Alternator / Bearing. although i notice w/ wd-40 would get rid of the noise sometimes or spray the car down w/ simple green and spry it w/ water and dry would take care Yes, replace both bearings and the voltage regulator. I had another low miles alternator given to me by a local BMW shop to use for Yes, watched it. Once you My alternator bearing has been making noise (a scratching sound) for the last two months on cold start. This one has 76,000 on it and appeared to have a grinding noise coming from the alternator area - sounds like a worn bearing? A forum community dedicated to all 1 and 2 series BMW owners and enthusiasts. If you ignore the noise and just continue driving, this can lead to alternator failure, so make sure to do your due diligence when it comes to under-the-hood checkups and tune-ups. com/products Check all the alternator fasteners to see if they are tight. The problem was that antifreeze got into the tensioner on the alternator and cleaned the grease out of the bearing. This is the sound of my BMW e90 2006 325i alternator bearing sound. 7 volts, Release bearing noise on BMW 4 Series; Categories. Best to have it running and use a stethoscope to pin point the location of The alternator is responsible for all of the electrical power that is used by the vehicle when it is being driven. A whining noise in your BMW can indicate various underlying issues commonly seen in German-made vehicles. At BMWPartsDeal, we offer high-quality BMW Alternator Bearing, all designed to keep your vehicle running at its best. Last time I drove my 1999 530D I noticed it had started making a faint whining noise that increases in pitch in line with the engine speed. Check out around 22:00 Noise which BMW attribute to alternator. 2) Timing Chain. to/3zeAaxGDual Action Polisher: https://amzn. Need to solve this problem asap. recently had trouble starting the car. Could be the bearings in the alternator or steering pump I suppose. damn the sound make bmw sounds like a freaking cheap car. I stupidly thought it was the power steering pump, so I spent a day replacing that. If the pulley bearing goes dry, it will make noise like If the alternator's bearing fails, it can cause a grinding noise that changes with engine speed. once in a while my car makes this weird whine noise when I start it. Join Date: Aug 2017. Failing alternator bearing, steering The "noise" problem promted me to do these on my car this summer: replaced idler and tensioner pulleys, new water pump, rebuilt starter and alternator, days of worries; overspent $77 on these new items: serpentine belt (I re-used the old belt for now), chain guide spring, tensioner pulley (the new tensioner came with a pulley on it). 00! The front bearing is a 6304 The rear bearing is a 6203 These bearings are also used in delco alternators so any alternator rebuilding shop has them. The most common cause of idler pulley noise is a worn pulley or a slipping serpentine belt. I replaced the voltage regulator on it, which got the car running normal again, but that is when the whine started. A dealer might say it's a normal noise for the M54 at idle. Here's a very good YouTube video on this failure - short and One of the leading causes for drive belt to break is locked up pulley either idler pulley or tensioner pulley, but before they do lock up they start making t I recently finished a major engine service project on my 2006 E53 with 90k miles on a 3. Is it possible to replace the bearings inside the alternator on an N54, or will I have to buy a complete new unit? My indy is pretty good - he replaced the bearings on my A/C compressor instead of ordering in a new unit which was going to be $1,800, so I'm hoping he can do the same with the internal bearings in the alternator which appear to be stuffed. It was a snap. E46 M3 Alternator noise\Whining if it is the alternator bearing then it should get louder and be Alternator Bearing TIMKEN 201CC 8. Drives: BMW 118i. I bought an Autozone re-manufactured alternator and I am the unfortunate owner of a 2007 335i e92. It must create tension to keep the belt moving as it needs to. Seems that a vacuum leak noise would persist even as the engine RPM's increased. Alternator: Alternators can produce a similar noise when bearings are failing or there is a problem with the internal fan. Good way to check if it is alternator related is to turn your ignition on and put ALL your lights and stereo for 5-10 minutes and then start the car If it is louder than normal, then it is alternator related A couple of weeks ago my alternator started to become louder than normal. The noise started as only being present during cold ambient (usually -10C or lower), then slowly progressing to higher ambient temps. At idle, I'd pin the whining noise on a worn alternator bearing or even a bad cooling fan bearing. Location: Bridgwater. The pulleys NEW ALTERNATOR: http://amzn. And this is a common complaint about them on every BMW with them. It charges just fine at around 14v. F40Model Year: 2019 + BMW 3-Series (E90 E92) Forum > E90 but tensioner was fine. Conclusion. It happens at all speeds, and the AC and all accessories are off. Stock except for charge pipe (not sure what brand) and BMW What do failing alternator bearings sound like? Sometimes, both at idle and under power, there's a noise coming from the alternator area. When i parked i noticed that you can smell i Told the mechanic that came out to listen that I thought it was the tensioner pully or alternator bearing because the noise was isolated to that general area and I couldn't feel or hear the tick through the engine. By your description, it sounds like the alt is making noise Pull the belt and spin the alternator to see if that's really your problem. to/1OCgtq6 BMW TOOLS: http://amzn. Sitting still with the engine running, turn on the headlights, air conditioner, and sound system. If you shop a bit, you'll discover that the Bosch part number for the OEM equivalent alternator is AL0841N. to/3mq3LkaMeguiar's Microfiber Cutting Pad: One of the leading causes for drive belt to break is locked up pulley either idler pulley or tensioner pulley, but before they do lock up they start making t The power steering pump is below the alternator, and it had what seemed to be excessive rotational play, so I installed a rebuilt unit. Audi Alternator; Jaguar Alternator; Land Rover When the alternator bearing begins to wear down, it often manifests as a persistent squeaking or grinding noise. sure, it had to be a bit tighter than on a stock alternator, but thats to be expected with the higher amps. Alternators are driven by the engine's serpentine belt or V belt to generate power for the radio, lighting, and on-board computer systems on your vehicle, but also provide power to the battery so that it is fully charged and ready to start your vehicle next time. The simplest method to fix a squeaky alternator bearing involves lubrication. Buy 4 Bearing Puller 2'' 3'' 4'' 6'' with 2 Jaws Bearing Puller Tool Adjustable, Chrome Vanadium Steel Bearing Gear Puller Kit Hand Remover Tool Pump Pulley Remover for Wheel, Motorcycle, Bearings, Gears: Bearing Pullers - Amazon. Timing chain noise, or timing chain whine, is a common complaint with BMW owners. Long time no post. The sound does sound quite close to the alternator, the only reason I was thinking that might not be it is because there doesn't seem to be a change in pitch with engine speed. com for great expanded diagrams and part numbers. youtube. It can also be caused by a damaged pulley, which creates a loud noise. (or replace alternator), or (take alternator apart & try to find new bearings) BMW 3 Series Forum - Technical Talk on the BMW E21 hi guys the bm ive just got has a noisy bearing in front of the alternator and its one of two bearings and some1 said it might be the tensioner bearing, its making a squeaky noise, its only doing it for 5mins first time in morning then it goes away, any help or advice would be great and Hey all. Lubricating the bearing will temporarily aid in noise reduction but won’t solve the underlying problem. The noise only got louder after 150 miles so I had it towed to my BMW guy, who just listened to it and said it was a blown piston/bearing and the noise was piston slap. Check out free battery charging and engine diagnostic testing while you are in store. When the noise stops you found your culprit Realoem. If it feels rough, you have your answer. I took the belt off and checked the idler pulley which only has 30k on it and it's fine. so the only thing left is only either p/s or alternator. This is the sound of a rod bearing failure, 2011 BMW 135i 1. The squealing returns after the water About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket © 2023 Google LLC Most likely it's the runflats. By John A. I love the bike. When u increase the revs say to 1500rpm it goes away and from idle it appears again. It is rather subtle but apparent, and gets louder up to In this video I diagnose an issue with my alternator pulley and swap alternators to test it out. Tq. Apr 29, 2006 Had my alternator belt adjusted at Brattin BMW in SD, now the squeak noise on cold startup is gone. The sound goes away when the revs increase Noise from the main belt most commonly comes from the bearings on the idler pulley or the tension pulley. The key is to figure out where the sound is coming fromthe first step I'd suggest is taking your serpentine belt off and turning on the engine to ensure the sound is coming from Used the breaker bar as a stethoscope and noise is still near the alternator near as I can tell. I took it to a BMW mechanic and he said off the top of his head that it could be the "air intake control," but he'd need to have it for half a day to take a good look at it. Symptoms: moaning noise from engine bay that is louder on deceleration. I bought an 11,000 mile 2010 Goldwing in January. Current G30 540i x-Drive Prior BMW 535xi, Acura TL, Lexus ES (2), Volvo S70 GLT, Volvo 850 Turbo, Lexus LS, M-B 300E, BMW 735i, Audi 5000 Save Share Reply Quote Like Bimmerforums is the preferred online BMW Forum and community for BMW owners. They can break down from excessive dirt and heat. The best fix is alternator bearing replacement. A forum community dedicated to BMW owners and enthusiasts. This is a common issue with BMW engines. First time was a quick burst with the garden sprayer, 2nd time was longer. I spin the alt by hand and yup making noise. BMW 740i Alternator Ultra-luxurious and elegantly refined, your 740i is one unbeatable ride. If your lights are dimming or you If you notice noise after changing your alternator belt, you need to assess your hydraulic belt tensioner (if your car uses this type of tensioner). Join Date: Feb 2013. When you start the car, you will notice a grinding noise from the alternator due to a bad bearing. The The bearings and the belt work as a team, so if one of them malfunctions, the entire set-up malfunctions. its an irritating wuuuuuuuuuhuuuuuuu sound but it Sharing my experience on how I fixed the rattle noise which came from under the hood. Soon after picking it up it starting making a clunking a noise that I traced to the alternator (specifically the rear of the alternator, using a stethoscope the rear was more pronounced and loud than the front, the mount where it connects to the engine you almost can't hear it over the normal engine sounds). What I did: took off serpentine belt and spun pulleys and alternator. The alternator noise has gotten worse to the point where it will make noise for fifteen minutes or so after the car is cold started. A vehicle parked for an extended time can cause the alternator bearings to bind or seize. Come join the discussion about Bimmerfest events, production numbers In this case, we suggest that you read this document to find all the necessary details to solve an accessory belt noise on BMW X5. What I discovered is that the noise was actually from the a/c pulley which echoed up to the alternator area. I just got done doing the oil pan and all this work and now like 2 months later the alternator Reasons for Hindrance: The reasons for alternator bearing hindrances include dirt and heat accumulation around the alternator, resulting in a grinding noise. Regardless, it never made noise when spinning the pulley. I hadn't overtightened the belt at all, so I know for a fact that it wasn't my fault the alternator failed. Kindly need assistance. Interestingly the 3 bolts on the power steering pulley were very loose, pulley on the Pull the belt and then spin the alternator by hand. Read More: Clunking Noise When Braking? (9 Reasons Why) To know more, you can also read our posts on bad water pump symptoms, bad wheel-bearing symptoms, and BMW bad alternator symptoms. They are small metal discs whose job is to spin the rotor and hold the stator in one position. There appear to be two methods to doing this: 1- [Edit- not in manual but Log in or Join. They are horrid. The BMW dealer told me the alternator was bad and a replacement was $978. Initial thoughts might lead to checking the alternator bearing, which is a likely culprit. They replaced the valve cover assembly and gaskets including the buil-int oil seperator unit. Indirectly, the alternator can cause clicking elsewhere (namely the starter) if the electrical system is already overloaded to begin with Possibly a bearing in the alternator Mum has this too. 2 -- I complained about knocking/rattling One of the leading causes for drive belt to break is locked up pulley either idler pulley or tensioner pulley, but before they do lock up they start making t A couple of weeks ago my alternator started to become louder than normal. The bearings allow the alternator pulley to rotate freely and if they fail, the alternator will make a loud Without the plastic cap, the bearing is not supported and the was the primary reason my alternator suddenly went into screech mode. Warranty on failed alternator belt/pulley at about 8k 4. com/channel/UCw50Cjfl_QOSVw07xB1HCTA/joinValve Cover Gasket Kit:https://bmwpartsguy. Free Same Day Store Pickup. it appeared suddenly while driving normally. I decided to change the alternator thinking it was on its way out. If you can feel roughness or hear bearing noise then remove the alternator & take it to an alternator repair shop. Discussion in 'GS Boxers' started by Dieselboy, May 16, 2015. iTrader: Had noisy Could be the bearings in the alternator or steering pump I suppose. Make the most of your ride's top-of-the-line stereo system and other electrical components and give its overall performance an extra boost at the same time with a new 740i alternator from AutoZone. Ensures optimal performance: Resolving the issue promptly restores the alternator’s proper functionality, allowing it to provide the necessary power for the electrical Bimmerforums is the preferred online BMW Forum and community for BMW owners. The NHTSA recall is #14V-176. Noise sounds like a bearing "clacking", but I'm only a novice. cy7878 New member. Take a tip, when the car is idling and the noise present, take a small amount of water, remember the alternator is below the idler pulley, spray each pulley one by one. You will find your bearings between the stator and the rotor. looks original. When I pulled it in it was making the noise louder and more rattle like than usual. to/2mwwf9RHere's what a failing alternator sounds like on a BMW M54 engine. It's difficult to describe - it's not a knocking sound, more like the sound a wobbly moving part would make. Indications: A buzzing created at higher engine RPM (2000+ RPM) originating from the alternator area of the engine. hcrx vhpw xeuxt sco nlvlf kyrknw lauiteb olkx asfd tqtnhh