Bmw whistling noise at idle then stops Hi, one fine day recently . 2001 BMW 325xi: whistles. Be especially careful about other sounds the car is making during idling. I have a '01 530i automatic that runs great and has no other issues besides this funky squeal or teapot whistle noise when idling under 1000RPM. I have no oil leaking at all . Seems it happens after maybe 10-15 min of driving (i. Once again, it stops only when you give it a little gas and it Now, the above didn't sort the rough idling but the issue went away after my local BMW indie (who also completed step 2. I have brought it to BMW service, because no codes come up they can not figure it out. Piston Slap A piston slap occurs when an individual piston inside your engine isn’t perfectly aligned and tightly secured inside the cylinder it fires into. When I accelerate or am at speed all is well and the engine hums beautifully. its working well. gaskets looks great. Code P0171 is popping up. To me it does not sound normal and a friend's X3 does not make the noise. BMW Garage: BMW Meets: When I accelerate hard there is a very loud whistling noise that gets louder with rpms. sometimes it feels like it might stall when IO accelerate but it There are a few vacuum hoses that you need to check. So I shut down a car for second or two, start up again without air conditioner, so there is no whistle noise can be hear, then turn on air conditioner and whistle come back after 1-2 min working at idle speed. If you increase the engine A BMW whistling noise could have several causes. Fellas, I have a 5 SP, 98 328iS with 50K Miles. Sometimes it'll be small little quite chirps and then sometimes it would be whistling out loud. e. But the OP never came back to verify and the tech who posted didn't say if it would be a rough idle or a "jumpy" idle. ), applied a software update. Only happens when driving and pushing it past 3k rpm. If I turn the vehicle off and then back on again the whistling stops. It is driving me nuts. If they won't then I'm going to have to try and do it myself because $900 seems outrageous for what sounds like an hour of work and $100 worth of parts. If I open the oil fill cap, the noise stops. If I restart the car, the issue pretty much shows up after a few seconds. I'll keep an eye on this and hope this doesn't lead to issues. The symptoms are: Squeal sound only occurs only when both occur - accelerating and in motion. I have a 540i and bought my last MAF from Range Rover, same part as BMW but a heck of a lot cheaper. Replaced air filter, cleaned MAF and replaced MAP sensor still doing it. I've recently changed the whole ccv system but it was still whistling with the old and new ccv system. It stops when I accelerate and starts again when not accelerating or while slowing down and idling. No loss in power. Granted, this is only the second time I heard the whistle, but the first time I've gotten the rough idle in about 3k of Pre-BMW Whackjob (2014): 1977 Monte Carlo, 1966 Chevy, 1986 Monte Carlo SS, 1978 Caprice Classic, 1992 Camaro RS, 1984 Citation Wagon, 1987 Sedan DeVille, 1997 Astro conversion, 2005 Venture The whistling My car has developed a whining noise in the last few months. The FPR is on the rear of the fuel rail. How To Fix A Whistling Noise From Car. In other cars, I may get a "tik tik tik" sound due to thermal expansion ,etc. Lately, I have noticed a rattle from the engine compartment at idle that goes away when I engage the clutch!! This sounds like a Mass Air Flow Sensor issue. car BMW just called to confirm that it is the belt tensioner. It only occurs once the car is warmed up and then When i use it in electrc mode all good no issues, as soon as i switch it to engine the first 5 mins of driving i have a whistle/whinning noise. One is for the fuel pressure regulator. I’ve got a 2008 BMW X5 3. The whistle goes away immediately when I press on the gas . I've spent hours reading these forums and watching videos on youtube to find a match for the noise I have with my BMW X3 2011 (f25) xdrive28i(3. I will be in my car while it is idling, during my lunch break listening to music or an audio book. The other thing I should note is that at times when the car is warm and I The whining noise used to come and go, but is mostly there now everytime I drive the car. However after a bit of research and inspection I have all but ruled those out as the culprit. Also Over $2,000 at BMW. test pcvnwith fire again and passed . engine shakes a little on idle . The dealer says this is normal on e83 vehicles and is the intake system. The sound goes away after a few minutes as the piston smooths itself out and finds a cleaner groove. It only does it when the engine is cold and only for about 5 mins. but this is a new one for me. . The whistling sound is like a very sad steam engine leaving the station. I originally thought it was the wheel but then I would sometimes hear it when the car was stationary - sometimes when I stop and put gear into park (one whistle sound while idling) and sometimes after car has been driven throughout the day and I go back and turn on the car the noise will happen once right at start up. Loud whistling from the engine bay; Rough idle; Engine rattling; Very similar symptoms like this video but with the "Service Engine" light ON. It happens when the revs drop below 700-800 RPM. idle roughly, or even sustain damage over time Hi, Newbie here. 2010 BMW 528i. The drive belt will then stop whistling when you start driving or you may not hear this whistle because the RPM of your engine goes up. my perfectly running 2011 328i starting making an awful screeching noise under the hood and rough idle! I immediately looked for a bad idler pulley, belt or AC issue. turned the car on and after little warm the whistling noise started again but now 80% less before car had a terrible idle and now is 90% good . It is present at idle after running for a while and is also consistent with how high i'm reving the engine. If you hear a rattling sound similar to a diesel, stop driving the car and get it repaired immediately! My timing chain went out (either broke or came off somehow) and now I'm facing engine replacement. When after 40 minutes the idle will change to rough and thick white smoke will start billowing from the exhaust pipe. I often get a whistling noise coming from the engine bay. Cracked boots, elbow, warped ring connector between the two rubber boots, etc. No CEL light. For most novice mechanics, it’s not difficult to fix the common whistling noise at home. A symptom of bad MAF is car runs fine under power, let off the gas when coming to stop, car diesask me how I know. Prior to fixing I also had a whistling noise when revving the car from I heard a strange whistling noise after about 5-10 minutes of driving and when I parked, it had a "strange" idle. Mine was never fixed, but what I've managed to do is each morning when I start the car, I turn off the air altogether (I hear vents adjusting in the dashboard), wait a couple of seconds when the adjusting stops, and then turn the air back on. No noise when using the the car on charge so can eliminate breaks/pads/tyres etc and say confidently its engine related. It only whistles around 2000 - 3500 rpms and only lasts for about 5 mins after start. 9L 5 speed Hellrot Red - Sold 2002 BMW 325i automatic Alpine White - Sold My 2011 E90 with the N52 has a whine / whistle at idle that's certainly related to the pcv system. 2009 BMW 335i Jet Black - BMS Dual Cones, GP Thunder 7500k Fog's, Hellst XRT H8 AE, JB4 G5 ISO Map 5 - including stop and go. What does it sound like? Along with the whistling noise that’s likely caught your attention, you may have some extensive repairs to deal with. It just started today car has FMIC, drop-in filter, and is on BM3 stage 1. If you have this whining/whistling noise link in the video and you open the oil cap (where to add oil to the engine) and the noise goes away or lessens, then it's your PCV valve/crankcase vent valve that's bad. Thanks BMW I have a 2002 325i with 119K. I then blamed the VANOS and replaced them, still no luck. To identify and fix the whistling sound, it would be a good idea to have a qualified technician, such as one from YourMechanic, inspect the intake system and vacuum lines. It’s not coming from the belts because it doesn’t seem to be coming from the I have the same problem, 2017 540i, but its more like a loud whistle noise then after that lots of white smoke comes out from the exhaust, i do sit in the car with the ac on for 15 mins about vefore this noise starts, i think it could be head gasket leaking, not much of mechanical guy thats why i but the extended warranty lol, does this sound similar to what’s happening to ur car The whistling sound when the car is idling may mean problems with your drive belt or tensioner, turbocharger, alternator bearings, climate system fan issues, vacuum leak, etc. I've been recently having a very loud whistling noise at idle or when cruising and letting off the gas . Why is my car making a whistling noise? Where is the source of the whistling sound? FIRST BMW!! N52 Whistling noise, rough idle and engine rattling. If press the clutch pedal in, you hear it spin down and the noise goes completely away. I've had the car for 2 months and this is the first time hearing this sound after parking in the garage. 0si. Rough idle , and slight whistling noise 3 Answers. This apparently "flexes" whatever is happening with the vents that's creating that whistling noise. Hopefully, you aren’t looking at a blown head gasket. Over time, carbon deposits can prevent the valve from operating properly. Whistling stops when I pull dipstick Mechanic's Assistant: How long has this popping noise been going on? Any leaking? The idle control valve (ICV) is responsible for managing idle speed and smooth transitions between idle and acceleration. I also heard a loud whistling noise. When i was driving and stopped at a stop light i felt the car shake and i noticed the rpms going up and down from about 200 to 1000. In either drive or park it was jumping between 1000 and 1400 I've been recently having a very loud whistling noise at idle or when cruising and letting off the gas . Take them apart and examine them like So I did troubleshooting, with air conditioner and without. This can happen due to internal rust, old age, or wear and tear in the engine. After a bunch of research looked like the vaccum seal in the Rough idle at stop and whistling noise when not pushing acceleratorvacuum leak? 2007 BMW z4 3. You can spot trouble by checking the belts for any wear or looseness, and adjusting the tension might just stop that whistling in its tracks. Any touch of the throttle at it goes off until I hit about 55 mph. When the car is idling in neutral. Once it starts the - Answered by a verified BMW Mechanic when accelerate the whistle stops and then comes back ,sounts like crankcase ventilation val 30,657 satisfied customers. 2011 BMW X5 xDrive35i Titan Silver - Current 2000 BMW 323ci automatic Schwartz - Current 2003 BMW Z4 6 speed Sterling Gray Metallic - Sold 2001 BMW 330ci 5 speed Orient Blue Metallic -Sold 1997 BMW Z3 1. Theres definitely some power loss too on acceleration. This has been happening intermittently. Symptoms of a faulty BMW ICV include: Rough idle or oscillating RPMs. I step on the gas pedal. I pulled the If you have this whining/whistling noise link in the video and you open the oil cap (where to add oil to the engine) and the noise goes away or lessens, then it's your PCV Noise is noticeable when acceleration is between ~1K rpm and ~3K rpm; not clear if sound continues past 3kRPM (perhaps frequency too high to hear) or if it actually stops It makes the whining noise for about 1 minute then stops. Customer: rough idle and whistling noise from the belt area. Have not heard a similar sound / pattern. A whistling noise usually means the belts are slipping or they’re a bit too worn and are making that high-pitched sound as they go round and round. I heard this is very popula Like said in the title I have a 99 528i that whistles while idling. My whistling was worst at idle and disappeared The car can eventually become inoperable if a belt or belt pulley has a problem. I'm not sure if it's b/c the clutch needs to be replaced / tranny problems or something else. Other common causes include a cracked valve cover, bad crankcase breather hose, My car is making a high pitched whistling/screeching noise at idle only and I can't seem to figure out what it is. The last couple of days I have noticed a high pitched whistling noise coming from the engine bay. If I push on the gas while its whistles it goes away. brakes 2015 BMW M3 There is this squealing noise coming from the engine bay area. It connects to the intake manifold. the hose to And then this guy (last post) suggests the eccentric shaft sensor, which I've been debating replacing when I do my valve cover gasket. A bad crankcase ventilation system (CCV) is one of the most typical culprits of a whistling noise. They're quoting $900 to replace, but we're hoping BMW will cover it even though I was 1 day out of CPO warranty when I noticed it. 0). I can hear a faint whining / twirling noise. Turned the car off, it sat about five minutes, turned the car back on and I got this high pitch noise coming from the engine compartment. When I'm idling I can hear a ticking noise coming from the engine -- and it's simply annoying. We replaced the valve cover with one from URO parts and the problem is much less pronounced, but it's still there when the engine is warm. Video: If it sounds like a jet airplane taking off than it's your engine mechanical fan clutch, if it sounds like a whistle than you have crack in your air intake. This results in unstable idling and can lead to stalling when coming to stops. 2012-2015 BMW 3-Series and 4-Series Forum. Clean it or pick up a new one. Problem: Drove to work no problems. I thought it may be the wheels or brakes, but the noise is still there in Neutral. Then the service engine light came on, and then the idle got real bad to where the whole car shakes and it sounds like it wants to cut out. When I first start the car the 2008 bmw 328i . I have tried increase RPM, but a whistle have not increased. Never happens at The "problem" I am having on my 2005 X3 is a whistling sound upon pre-highway speed acceleration. rzli idkxy yhpc esqj elfox kzs gszeer xnbynw sapyr deuotzr