Bmw whistling noise at idle then stops I thought that they would both be related to the PCV valve but the mechanic says otherwise. Robert. Reactions: Geoff_3. I pulled the oil cap partly off and the whistle went away but when I put it back on the whistle is present again . The oil cap is giving a lot of resistance and suction when trying to take it off while the engine is running and My bmw makes a whistling noise after driving on highway for an extended period of time Rough idle then car shuts off while stopped or slow acceleration had the drive belts belts replaced and still happening. Brian_Kirner. Ive also noticed that sometimes there is decent power, and sometimes its like its lost some power when accelerating from a stop. I then blamed the VANOS and replaced them, still no luck. 29 posts · Joined 2012 Add to quote; Only show this user #1 · Nov 20, 2012. It's only happened once when idle but I think one time is enough to prove its not just something broken and bouncing around. Lately, I have noticed a rattle from the engine compartment at idle that goes away when I engage the clutch!! This only happens when at idle and is there when cold or warmed up. And like before, it only stopped after you turned off the engine, lowering in pitch then stopping. Have you found a good Indy BMW specialist? I do need to find a shop that knows these cars specifically. Controversial. Sort by Oldest first Oldest first Newest first Most reactions. MMII-X3 Discussion starter. Again as soon as I press the clutch in, the noise goes away. frozenthorn • Totally normal, you may not always hear it Rough idle at stop and whistling noise when not pushing acceleratorvacuum leak? 2007 BMW z4 3. Some type of gear noise? Zach . 0 for about 3 weeks now, where the engine makes this high-pitch squealing noise at idle. Wanted to give you options other than the obvious gearbox source of noise. Theres definitely some power loss too on acceleration. 3,029 satisfied customers. Our professionals are here to help make sure you find the answers you need to your questions and as for the turbo noise intake noises and maybe the idle jumps around a bit , on the rocker cover there is a pcv pipe it takes vac from crankcase to the bottom of inlet manifold and its made out of cheap plastic and these break inside the cover sleeve they sit in, so cant tell when cracked without removing them and blow in one end block other end see if leak . So I went to read here and E46 about the whistle, after 30-40 min, I have start up a car again without air Pull over when the whistle starts, then try to pry the oil fill top off. Codes were sayi read more. Other common causes include a cracked valve cover, bad crankcase breather hose, RPM's go up the whistle subsides and as the RPM's come down the whistle is obvious. It's been really annoying! What is the source of the whistle noise that is so prevalent at idle with these K1600 motors? I;m not looking to do anything about it (doubtful anything can be done) but am just curious. J. someone told me it could be the alternator so will take of the belt in weekend and see what happens. BMW Garage: BMW Meets: Register: Today's Posts: Search : BMW X5 and X6 Forum (F15/F16) > BMW X5 (F15) and BMW X6 (F16) Forum > BMW X5 and X6 (F15/F16) Forum: whining noise on acceleration Post Reply Thread Tools: Search this Thread 03-23-2022, 06:29 PM #1: 2008bimmerM3. F40Model Year Welcome to the ultimate BMW X3 community. It’s not coming from the belts because it doesn’t seem to be coming from the front Is it whistling sound at idle? Then its the pcv valve. Nov 23, 2010 #1 Hi guys, I finally fixed the whistling+rough idle problem my car had! I replaced the crank breather valve, intake manifold gasket and the whole DISA I pulled vacuum on both actuators and they were fine, visually inspected all lines, tested the solenoids, im at a loss. However, when I turn the engine off the noise diminishes as the engines is cutoff. I have a code reader and no codes are coming up. Best. Bimmerforums is the preferred online BMW Forum and community for BMW owners. even as the Hi, one fine day recently . I assume the check engine light is on also. 3 Fanatics (E21 E30 E36 E46 E90 E91 E92 E93 F30) . These things are little 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 . Top. It is impossible to pinpoint its source. I’ve had cases BMW Models. How To Fix A Whistling Noise From Car. Sounds in a way like a supercharger. Problem: Drove to work no problems. If I turn the car off then start it back up, the issue resolves itself. That is, no whistling sound when throttle is fully up, then at about 10deg press, it begins to whistle, louder and louder til about 25deg at which point it no longer whistles. I also heard a loud whistling noise. Then noticed plenty of white smoke from exhaust and very lumpy running (on idle). My problem is the VANOS. dumdryg • Chances are the noise is there all the Also, the pulleys themselves may make some noises resembling whistling if they are old and worn out. 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. It may leak oil. The engine will also idle poorly because this is a large vacuum leak. Lastly I also noticed when accelerating slowly or decelerating slowly there is a whistling noise. D. I thought it may be the wheels or brakes, but the noise is still there in Neutral. Attached Images Last edited by iendless; 08-29-2019 at 12:50 AM. Usually, a little bit of noise when you start your engine isn’t a big deal if the car is otherwise working correctly. joebruin Discussion starter. Jump to Latest 45K views 18 replies 14 participants last post by codog2 Sep 23, 2012. I cannot You’ll usually get weird noises at idle (whistle, moan, whine, etc). CoochieMoSniffer • Easy test: With the car running, open the engine oil fill cap. Any thoughts My car is making a high pitched whistling/screeching noise at idle only and I can't seem to figure out what it is. It lasts about 1. WernerV New member. S. Interestingly, when the noise starts, just switching off the ignition and restarting the car again seems to get rid of it for a while. There is a broken seal, If you want whistle get a 38R, even then at idle its not going to be a 6. BMW 550i - soft whistle sound ?? Jump to Latest 15K views 23 replies 23 participants last post by BobRae Nov 12, 2016. 3 4x4 CC SB, Autometer Pyro,Boost,Trans, DP F5 80 Econ, 80 Tow, 60 Tow, Decel, 120 Race, Tymar intake, 5 in MBRP, Garrett GTP38R, Stage 1's, Terminator HPOP . 318is whistle noise/rough idle-FIXED!! Long story Thread starter WernerV; Start date Nov 23, 2010; W. It is difficult to tell if the noise is coming from the engine or the drive train as the noise seems to becoming from everywhere when you are hearing it in the cabin. It's whistling and this noise started out with loud squealing then went into a loud whistle followed by my stalling like it's not catching or something is Hi, new to the forum. If your VANOS seals are really bad it may just cause your car to suddenly die at a stop, you may also notice that there is a slight power loss at low RPMs and that at an idle your car will start to drop RPMs and may As a result, an engine’s initial startup noises slowly become more and more noticeable. The reason mine came on after I turned the car off was because I was working the car near redline coming home then turned the car off in the driveway. I don't usually hear it in the morning which I also found weird. Thats all the check you need. 0 with 130,000 miles. Even with as little 5 quarts in it, the sump is not uncovered at idle, and if you're not sucking air into the oil pump everything should work fine. In either case I'd stop driving the car if you So I just took my car in to a mechanic to deal with whistling at idle (whistling stopped when removing dipstick), and a CEL. I am thinking that the noise was more noticeable at idle than at higher rpms. Now OEM Are expensive so decided to go wit aftermarket. The whistling noise stopped for a couple minutes, then came back again. Any help is highly appreciated . But once idle again Have a 2011 bmw 328xi running rough whistle noise before and after replacing valve cover. Sort by Oldest first What does this noise sound like to you? Engine knocking? Bad fan? Starts around 15 seconds. This cycle goes on for *hours* until it finally stops. Code P0171 is popping up. Then the service engine light came on, and Customer: Brand new BMW X5, it has whistling sound at idle. Schizm123 Discussion starter. It happens when the revs drop below 700-800 RPM. If press the clutch pedal in, you hear it spin down and the noise goes completely away. As driving continues, there manifests a constant whistle and when I come to a stop the engine shakes sitting at idle. It happens at a range of locations. Hopefully some fluid even comes out with that much noise. 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. 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. BMW Garage: BMW Meets: Register : Today's Posts: Search: XBimmers | BMW X3 Forum • BMW X3/X4 Forums (2018 - 2024) • BMW X3 (G01) / X4 (G02) Forum • Strange whistling noise from engine Post Reply Thread Tools: 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. When I am accelerating when driving I hear a whistle sound from the passenger side of the car. Apparently, the brake booster had a leak that made air make the hissing noise when no brake or gas was applied. The last couple of days I have noticed a high pitched whistling noise coming from the engine bay. Jump to Latest 4. 0si, I notice whistling noise underneath the car on transmission and exhaust pipe area at idle or Rough idle then car shuts off while stopped or slow. I often get a whistling noise coming from the engine bay. Until throttle is returned to 10deg-25deg range. Noise started all of a sudden, was running/sounding fine before. That would explain how a vacuum leak would whistle at idle, but not at higher rpm. If I'm on the highway and I'm pressing the gas peddle the whistle goes away, but once i I'd call it a whistling noise that doesn't have a clear origin fore or aft on the car. Hi! I have a 2008 X3 3. 9 quarts. A 1968 Mustang with a Hi,The noise is new ,It idles good does not stall at lights it seems to be coming from engine bay it sounds like a air leak and only hear it with windows up and accelerating,it only started when I had a new stop light switch put in . 1. Using a scanner I found out that the car goes really rich after long drives at idle but is ok while driving with throttle input. 5 seconds, then about 8-10 seconds of silence, then it sounds again. Mechanic's Assistant chat. When the throttle is pressed down, I get a whistling noise. My problem. Add a Comment. No signs of leaking at the weep hole. Specialities include: Acura, Audi, Australia Car, BMW, Or if it put it into gear, the car will rough idle and jump a bit. Does NOT always make the sound when accelerating, even if it made the sound once at 1k rpm - 3kprm, it may not make it the second time accelerating and then might make annoying noise at idle 780 rpm B47 engine, video recording . Whining noise at idle . while driving, I just get a whining noise. It may be under the intake manifold or integrated into the valve cover, as mine was, and you will need to replace the entire cover, depending on the model year of the vehicle. sometimes it feels like it might stall when IO accelerate but it Possibly a brake booster going and the noise is going through the air ducting? One possible way to test is slow with brakes to about 3-5 mph then stop using the parking brake. DonWarkentin. cxp. Mechanic's Assistant: Are you fixing your Z4 yourself? What have you tried so far? About 5 minutes into the drive I start noticing the whistle. What is wrong? Any 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 Whistling noise from n55 (vid) Bimmerpost ☰ Model Selection. I was driving to work today when all of a sudden when I came to a stop the car dropped to a lower than typical idle. However, the whistling noise is VERY LOUD and VERY noticeable. 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. I’ve got a 2008 BMW X5 3. My bad water pump was the factory Nissan one, 138 K miles on it. 0. F40Model Year: 2019 + BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions > N55 Turbo Engine Tuning and Exhaust Modifications - 335i Tuning > Whistling noise from n55 (vid) Thread Tools: Search this Thread 01-23-2021, 03:40 PM #1: Herakles. I have tried increase RPM, but a whistle have not increased. Hissing/whistling Noise from the engine when coming off the gas XBimmers | BMW X3 Forum • BMW X3 and X4 Forums | F25 (2011 - 2017) | F26 (2014 - 2017) • Second Generation BMW X3 (F25) General Forum • Hissing/whistling Noise from the engine when coming off the gas Post Reply Thread Tools: Search this Thread 01-16-2024, 09:35 PM #1: Recently I have noticed some new ticking noises, mostly at idle. Mechanic's Assistant: How old are the tires? And have they been a problem in the past? Customer: brand new, no Mechanic's Assistant: What year is your X5? Customer: 2020 Mechanic's Assistant: Are you fixing your X5 yourself? What have you tried so far? I've been taking it the shop and they didn't fix the problem. Sounds a bit like an exhaust leak, but then why Guys I have a 2011 BMW 328i with a N52 engine, my problem is that after a few minutes or driving, the car starts making very loud whistling noise and the engine also starts shaking. I started the car, and the whistling noise was STILL there. The entire valve cover (whole top of engine in this case) must be replaced and while apart, you may as well The system holds 6. Occasionally after not running the motor for a while when I restart the car the loud siren is gone completely as if it ever happened with a smooth idle, though it almost always returns, always Nothing to expand. Sort by: Best. I purchased a 2011 328i with 41k miles about a month ago. test pcvnwith fire again and passed . My first guess based on where the When I come to a stop at a light or stop sign, and am sitting there idle, I get a vibration in the car. Still the whining came back after the car was warmed up and it occurs after the parking for a few minutes then re-starting the car. Bimmerpost ☰ Model Selection. CCV?, tensioner? 2007 328i 131,000 miles oh also oil light came on I have 6,000 miles until 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. If I do not do full stop at this point sound continues forever until full Just to let others know I found the problem: Water pump bearing going out. just bring your X5 into BMW dealer and tell them that. The pcv heater was replaced under recall. Along with the whistling noise that’s likely caught your attention, you may have some extensive repairs to deal with. It occurs only during the first few minutes of driving during a cold start and resolves afterwards. Like something is tapping it. I also have a playlist called F10 on my channel with a lot of good info on BMW Whistling noise close to engine. The high crankcase vacuum will actually make the seal flip inwards and begin to leak. There are no check lights on the dash either. Strange whistling noise from engine. It sounds I can hear a faint whining / twirling noise. So this new tech is getting me loopy , I was merely parroting the dealer. However if I turn it back off and on again it will start and idle normal. If I let the car sit at idle while the whistling is going on, it will start to stumble and misfire, eventually triggering the check engine light. bmw'mini sell Hissing Noise when in Idle I just had my mechanic fix this - it was the brake booster. If there is even the slightest amount of suction, your ccv valve is likely malfunctioning, which is frequent. Also I can feel little "ting" "tings" on the clutched pedal. Not I then decided to change the valve cover. If the sound is consistent, doesnt get louder with revving, only noticeable at idle, no codes or cel, drives perfectly fine, then stop being such a worry wort about it. Glad I did. its working well. I can hear it with windows close and down, and it seems to come from the passenger side. It's a whistle sound with a metallic kind of edge to it. 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. It is heard by all passengers, in the front and in the back. 9K views 7 replies 6 participants last post by BMWaufKS Apr 6, 2021. I'll attached the receipt from BMW. Startup engine noises are also more noticeable if the engine is bigger and stronger than the average engine. Changed it all and it's been since then. 8,585 Satisfied Customers. The noise happens at idle after a long drive and when engine is warm. I then changed the coil pack and the code has cleared. title says it but only happens when idling or stopped in what ever gear but once i accelerate it goes away and come back once i come at a stop again, any ideas or help would be appreciated Share Sort by: Top. RPM's go up the whistle subsides and as the RPM's come down the whistle is obvious. Mechanic/Roadside assist/Garage Owner. A. It doesn't seem loud enough to determine if it's happening with the engine running. Daniel. Either that or I heard it could be the pulleys? Its a 2014 535i with a N55 engine. BMW Master Technician. M. I told them pulleys by the they said belts and idle control valve. For 90 bucks the quality was same as OEM. First Lieutenant . The other time I lend my car to a friend for a weekend and when he gave the car back while i was waiting in the driveway, the fan was on. I have a 2008 X3 with approx 140k that has begun making an intermittent whistling noise (low pitched sound). When I first start the car the My 2008 bmw x5 3. Hopefully, you aren’t looking at a blown head gasket. F40Model Year: 2019 + If the whistling noise doesn't change pitch with rpm speed, it very well could be crankcase ventilation problems. Occasionally I will hear a faint squeak which leads me to believe it is a faulty bearing. With the right equipment and expertise N52 high-pitch noise on idle. Reason: SOLVED Appreciate 2 Iceman51sn First BMW so trying to get used to the noises so I do know when something is off. 3 posts · Joined 2016 Add to quote; Only show this user #1 · Aug 18, 2016. If I open the oil fill cap, the noise stops. The noise tends to cut off immediately upon parking. 2548 posts · Joined 2007 Add to quote; Only show this 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 making the high pitch sound. Jump to Latest 20K views 35 replies 11 participants last post by Gianni-420d May 21, 2024. 03 F250 Lariat 7. Once again, it stops only when you give it a little gas and it It makes the whining noise for about 1 minute then stops. It only makes the noise when driving (at all different speeds) and the noise is 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. I bet it was noisy at higher rpms but I just couldn't hear it as easy. Save Share Reply Quote Like. I've not heard one fail outright but the clutch engagement will change the noise it makes. For most novice mechanics, it’s not difficult to fix the common whistling noise at home. Taking it in tomorrow, any ideas what I'm in for? Discussion Share Add a Comment. Vocational, Technical or Trade Scho. If the noise gets better after an oil CHANGE, my Hello all! I am a brand new BMW owner. It's possible it's a failed dual mass flywheel. gaskets looks great. Coming from a Lexus LS and its been a really fun change! My car is the SULEV N51 variant. It is not audible at idle. Honestly that doesn't sound like an engine noise, but I could be wrong. The valve cover will need to be replaced. He says that he ran a smoke . The whistle goes away immediately when I press on the gas . I'd suggest checking the intake I heard a strange whistling noise after about 5-10 minutes of driving and when I parked, it had a "strange" idle. Turned out to be from a valve cover gasket leak. Had it fixed under When I accelerate hard there is a very loud whistling noise that gets louder with rpms. 2015 Audi RS5 making an **EXTREMELY** loud whistling noise when slowing down, at idle or at a stop. Not in my car right now, but if you select one of the e-Drive options that starts the gas/petrol engine, you don't hear the whistle? If it's only doing it when driving, it may not be the engine. I know the car has twin turbo, but im not pressing Whistling sound at idle driving me insane. The car also lacks power while accelerating and when I try to open the oil cap (when the engine is idling), I can sense a vacuum build up and some resistance while opening the cap. Hoping it was just a blower motor, I Yeah it's just a long shot. I cannot seem to find where the sound is coming from. You can hear it coming from the intake adjustor. That might enable the noise to be heard at idle (if it continues) and if it lasts pop the hood and see if that helps to locate. engine shakes a little on idle . Any ideas on what it may be? I'm guessing a belt tensioner, cooling fan, ac compressor or any of the motor pulleys that are on the drive belt. 0si. from front left side, loud if I come close to left front tire. A BMW whistling noise could have several causes. u can get valve cover replacement kits😎 Reply reply More replies. I tried searching but didnt come up with any useful answers. I made videos on all this which I'll share below. I've been recently having a very loud whistling noise at idle or when cruising and letting off the gas . Fully trained 19+yrs exp/self employed technician in the UK . I heard this is very popular in these bmw's, so if anyone knows what i can do i would greatly appreciate it. Sometimes I can barely feel it in my seat, other times it will actually make a rattle noise and I can kind of feel it in my brake as my foot rests on it. It just started today car has FMIC, drop-in filter, and is on BM3 stage 1. BMW: Still talking about my Customer: rough idle and whistling noise from the belt area. Page 1 of 2: 1: 2 > Thread Tools: Search this Thread 05-23-2019, Engine noise and erratic idle. It stops when I accelerate and starts again when not accelerating or while slowing down and idling. _____ 2010 E92 BMW M3 Jet Whining/Squeaking noise during idle. Once the whistling stops, it runs smooth as silk. At slow speeds, as I accelerate slowly, I can hear what I describe as a soft whistle sound. --Trevor--Vancouver, BC. If it’s any help, at one point it had rained a lot, and I had the car parked on the street. This isn’t just annoying; it can mess with your engine’s mojo, making it less 2012-2015 BMW 3-Series and 4-Series Forum. . It only took 1 day to The whining noise used to come and go, but is mostly there now everytime I drive the car. Reply reply Inside_Air6463 • Thanks for the advice. Answered by Daniel in 9 hours 5 years ago. A bad crankcase ventilation system (CCV) is one of the most typical culprits of a whistling noise. C. It comes and goes and varies according to RPM but usually fades away after driving for some time. F40Model Year: 2019 + Previous Generations ; F20 BMW M3 and BMW M4 Forum > BMW F80 M3 / F82 M4 Technical Topics > Engine / Drivetrain / Exhaust / Bolt-ons / Tuning: Whining/Squeaking noise during idle User Name: Remember Me? Password Post Reply Thread Tools: Search this BMW X5 and X6 Forum 2014-Current. I believe it has something to do with the alternator or charging strategy. Can anyone help with this? I heard it could be my power steering but when I twist my steering wheel no different noises are made. Sound like it's mainly coming from the My 2011 E90 with the N52 has a whine / whistle at idle that's certainly related to the pcv system. It is sometimes The noise is more noticeable when at idle due to road and motor noise while driving. Cost totaled $680 including a complete brake fluid flush (BMW had quoted me $1,200 for the brake booster replacement alone). It occurs while the engine is running,it is not constant, at idle it will begin. about 400-500 RPMs and sounded very rough. Every now and then a whistling sound is generated close to the engine compartment. 1 post · Joined 2005 Add to quote; Only show this user #1 · Feb 28, 2011. Replaced air filter, cleaned MAF and replaced MAP sensor still doing it. Don't worry Nachfolger, thanks for helping, no if I turn off auto stop , it does not do it. Customer: have a 2011 bmw 328xi running rough whistle noise before and after replacing valve cover. Q&A. It is not the injector ticks but sounds instead like relatively faint clacking. The rear main seal can be damaged from this. LOL. The second I hit the gas, gone. F40Model Year: 2019 + Previous Generations A small leak there could cause some noise. 8 posts · Joined 2020 Add to quote; Only show this user #1 · Oct 4, 2020. However after a bit of research and inspection I have all but ruled those out as the culprit. That might enable the noise to be heard at idle Currently own: 08 BMW 335i vert, 07 Mazda CX-7 GT (DD) Previously owned: 03 Infiniti G35 sedan, 00 Mercedes-Benz S-430, 97 Volvo 960, 01 BMW 330i, 97 Lexus ES300, 09 Honda Civic LX, 04 BMW 325CIc, 00 BMW 323i, 97 Honda Accord EX Coupe, 99 Ford Expedition EB, 05 Mazda 6i, 94 BMW 325i, 98 Pontiac Firebird Formula WS6 "Collectors Edition", & 87 I changed all the spark plugs and got code reset and then go misfire on cylinder 2. I have no oil leaking at all . 165 posts · If I start it back it will have a really rough idle and will want to stall again. I have a 5 SP, 98 328iS with 50K Miles. Hi All, 2012 BMW 535xi M Package (F10) N55 with about (128,000 miles) Looking for some help diagnosing a whirling/whining/squealing sound (video below). Hey Guys, I just got a 550. Hey guys, so just the other day when I was leaving to work and turned on my 06 bmw e46 330ci a loud whining noise came about. My car is a stick shift. Old. Hi, I managed to record a sound that annoys me a lot, I only appear at idle, 780 rpm, in the middle of the cars Since then, I started to notice a suqeal/whistling sound when accelerating my car from a complete stop, and the sound is especially clear in the 10-20mph range. 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. I've veen having an issue with my 2006 X3 3. 77 posts · Joined 2017 Did you ever solve for this? My 2006 550i is making exactly the same noise. If I turn the vehicle off and then back on again the whistling stops. Nothing insane but it's there. It only whistles around 2000 - 3500 rpms and only lasts for about 5 mins after start. Once moving again all seemed to clear and car running perfectly. This is a high dollar repair that is very involved. 53. And it seems to be worse in the beginning after I start It would stop and start at randomingly, not seemingly triggered by low or high rpms, nor at low or high speed, though the loud siren noise would usually stop completely at higher speeds. The only way to solve this whistle is to replace the belt with the tensioner. Bimmerpost ☰ Model Selection . Also, look at all the pulleys The problem seems much less severe now and the car idles better. It stops sometimes and starts again. It is present at idle after running for a while and is also consistent with how high i'm reving the engine. My car is making a loud whistle noise. Stuck in traffic/roadworks idling/stationary/crawling I notice this squealing noise from engine. 4,769 satisfied customers. He said that he called Volvo to look up the VIN, and saw that the PCV was already replaced under the Volvo warranty. New pump no more noise. New. It changes in pitch depending on engine RPM. Mechanic's Assistant: Is the rough idle intermittent or consistent? Once it starts the rough idle, it's consistent and can only be altered by revving the engine. Now my car has 3400 mi on it and I can hear the sound every time. BMW Garage: BMW Meets: Register : Today's Posts: Search: BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST > Technical Forums > N55 Turbo Engine / Drivetrain / Exhaust Modifications > Whistling noise when accelerating Post Reply. The noise mostly occurs when the vehicle is in gear (forward and reverse - both idle and moving - the noise is continuous/does not stop when in gear). Engine running at idle. Car drives fine, no other issues or noises. Reply reply Codewriter0803 • with engine running loosen oil fill cap if noise changes or stops it’s the egr valve integrated into the valve cover. only just before turning off the engine, as if when it decides it will turn off engine , it engages something which causes the noise. NiteKore080 • That could cause a SES for a vacuum leak too, correct? Reply reply toefungi squealing engine noise at idle. It comes in at 60, 70, 80, and 90 km/h when I accelerate and decelerate smoothly. vacuum is high at idle and decreases with throttle opening. Internal combustion engine. As the SA was incorrect, They said it was the VANOS eccentric shaft sensor, In actuallity it was all part of the valvetronic system So recap from a My car has been stalling on cold idles since the day I've owned it, and so did my last BMW (1994 540). ajbmw311 Discussion starter. This apparently "flexes" whatever is happening with the vents that's creating that whistling noise. I'm also hearing a whistling/whining noise from my 2011 335i. Reply reply More replies. Thought at first it was a vehicle around me; but it was me. Problem is I'm moving to a different state soon. As driving continues, there manifests a constant whistle and when I come to a stop 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 Experienced that exact same sound and exact same scenario (present at idle, gone while driving). In either drive or park it was jumping between 1000 and 1400 One possible way to test is slow with brakes to about 3-5 mph then stop using the parking brake. Whistling stops when I pull dipstick Mechanic's Assistant: How long has this popping noise been going on? Any leaking? Friday 2nd Dec. F40Model Year: 2019 + My last bmw engine I built was a m20 for my scca car. Open comment sort options. 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. imvge aijfa ygyh tbmaf vfivh zmpull tgjf mhdpz dkvsbiz aybnd