bmw rattling noise during idle

Your vehicle redlines at 6,600 RPM. I had the same issue.... replaced the idler pulley and no more noise. … VANOS rattling usually occurs on higher-mileage BMWs, although it can be difficult to predict exactly at what mileage it happens. Rattling Noise during idle. A typical VANOS rattle usually sounds like a bunch of marbles rattling around in a plastic bucket. This is usually caused by several things such as faulty fuel injectors, low fuel pressure (regulator) or not enough air supply. I have a 2003 325I and think I have the same problem. Either the crankshaft position sensor or the camshaft sensor would cause the symptoms you have described. It sounds much like a plastic spoon loose inside an empty metal container. Under the hood, rattling noises suggest the water pump is ready to fail. The noise happens whenever the car is under load (in Drive and going up small inclines or accelerating in a spirited way) and goes away above and below by about 50 RPM. In another circumstance, when your automobile is running at low speed the noise keeping coming out of car engine. Things I've tried already: I already replaced my VANOS seals with the Beisan Systems kit at 68k miles and did the Rattle Repair procedure at the same time and the new bearings remove a lot of play, but didn't change the … Made with ♥ in Silicon Valley. If you don't determine why your car is making a rattling noise soon after hearing it, … A properly operating automatic transmission is designed to keep your engine in the correct operating range. The rattle could be an early warning that something is going seriously wrong with your car. costs, Hand-picked, community-rated professionals, Explore nationwide job opportunities for automotive I will bet my unborn son its the Idler pulley or tensioner. BMW e90 / 330i model 2010 , European version. But the good news is that car that cranks but will not start is usually the easiest kind of problem to diagnose. This is a unit that regulates air flow into the engine as it is... You may have a clogged heater core which may be preventing the heater from working properly. Please see our. The 2014 Lincoln MKS has 1 problems reported for rattling while driving. Maintenance/Repairs. © Newer models have... Common signs include the Check Engine Light coming on, the vehicle not starting, and an overall reduction in vehicle drive quality. Ever have that annoying exhaust rattle in your BMW? Hello All, I have an older 2001 Honda accord I4 about 160k miles on it. I've searched the e46 forum but not found something that really sounds like my problem. Hello all, I have recently bought a bmw 318i, 1995cc, 2007. A A manual transmission helps a vehicle achieve a desired speed through the use of gears, a clutch, and a shifter. When the timing belt or serpentine belt is ready to go, you probably won’t hear a rattle. It sounds like you may have a valve cover leaking. I have heard that this model has a heat shield rattle, but it is winter where I live. With your car, the heat shield or an under engine shield is most likely. I recently noticed that there’s a rattling sound when the car in in idle (800RPM) but it disappear when I rev it up to higher RPM or while driving. i have a rattling noise too, its noticable if i turn off my car. Here are all of the BMW X5 problems that you should know about and how to fix them. A "clunk" or "knock" when turning or going over bumps can indicate a problem with a ball joint. The other causes are the AC compressor clutch, idler pulley, or belt tensioner. The other causes are the AC compressor clutch, idler pulley, or belt tensioner. Optimize fleet uptime and compliance via mobile vehicle repairs, Partner with us to simplify and scale fleet maintenance, Over 25,000 topics, from beginner tips to technical It's not so obvious with the hood up when the rest of the engine can be heard more loudly. Specifically: Most vehicle engines are not perfectly balanced. Its nothing to worry about IMO, unless its excessively loud.. You can shut them up completely with Beisans anti rattle kit. and it sounds like a fan dying down hitting metal. Hi everyone, I've got an engine sound on my 2002 330i that I'd like opinions on. The best option is to visit a BMW approved motor mechanic as soon as possible. The... Hi, thanks for your question. The engine lifters – small hydraulic parts that open and close the engine valves – … There are several causes for the engine to rattle while idling. Generally, a blown head gasket would cause the car to overheat and would eventually get worse to a point where the vehicle would no... Hey there. Whilst page 148 of the manual says 'clattering' noises are normal on load changes, the response is that it also applies to the transmission noises on idle -- the noise in mine. technicians, Trusted mechanics, rated by thousands of happy car For instance, a specific SUV may make a rattle noise across every bump, many technicians can observe this rattle in many countries around the world, and on thousands of vehicles. Usually, the noise is most pronounced when the car is idle. One has to assume with the roadfeel of BMW ( at least with the E70 ) that a certain amount of vibration will be felt in the wheel at idle whether it is the gas or diesel, I would expect less in the gas verse the diesel, I know in my diesel I can feel a slight vibration in the wheel while idling whether the ac is on or not, by the way my ac works great even in 90 + days. The bike now has 48,000 miles and has always performed fine, except for the noise during idle. Any thoughts? I am assuming since it is affected while idling, it is related to the engine or transmission. YourMechanic All rights reserved. Ah... the famous "There is a noise in there somewhere, mister mechanic..." I was wondering if anyone had run into something similar. Excessive Wind Noise Troubles . You indicate that has developed into a sound that won't disappear as the engine warms. The heat shields are used between the exhaust and the underside of the vehicle to keep the vehicle cool and the heat from the exhaust directed out of the tailpipe. honda, accord. Rattling Noise Rattling noises from under the vehicle are another symptom of a bad or failing catalytic converter. Rattling noise coming from the engine; Loss of power at mid and high RPM’s; Lack of low-end torque; SES/CEL light and codes for running lean; The most tell-tale sign of a bad valve is a loud rattling noise coming from the intake system. If it leaks, the oil can get on the exhaust and cause smoking, and if it gets on the oxygen sensors, then the car will run like this. Hello everyone! I agree - and I'd also do the thermostat and hoses while you're in there. If you are attuned to the car you can just about make it out with bonnet shut. Car on cold start has rough idle for some seconds before RPM goes back to stable mode, also car has hesitation on low RPM , or on acceleration. When the heat shields become loose, they can make a flapping noise when the vehicle is moving. The car has 40,000 miles on the clock and it … If it shifts easily with... At 200 thousand miles it could really be just about anything. it hasn't gotten any worse, but it has not gone away either. When it idles and warms up just a little more, the noise reduces however it is still very prominent and many of my friends kept telling me that my car is very loud during idle and suspect something is wrong. I cleaned the throttle body, changed plugs, tested coils, no solution so thought to disconnect MAF sensor cable before starting the car after car rest overnight , then when I started the car , it didn't have a rough … This could be a simple fix such as tightening or replacing your engines various belts. The intermittent non starting leads to to a sensor issue. Engine misfires or runs poorly. This is a common sign of a lack of fuel supply to the intake manifold. I would suggest having... Summer's Summer's heat, dust, and stop-and-go traffic will take their tolls on your vehicle. While the BMW X5 vehicle is a splendid automobile, it does come with its own set of unique issues. BMW 328i Rattling Noise Repair Symptoms. Hey guys, Taylor here! Valve or Motor noises 04/18/2018 However, the rattle can go undiagnosed for years, until the manufacturer, or someone in the field figures out the issue. Every morning whenever I start my engine (cold start), there this rattling noise that is very loud (sounds like a construction lorry). Rattles are rarely heard at idle, although they'll become louder as engine RPMs increase. If you hear a rattling noise when you are accelerating then this is definitely a friction problem. Or, the rattle might be due to something simple and easy to fix. 2011 bmw 328i running rough and valve knocking on idle but if i rev it up just a little bit it run fine and check engine - Answered by a verified BMW Mechanic. To verify this, a qualified technician, like one from YourMechanic, will be able to diagnose the rattle and replace your heat shield if necessary. Average failure mileage is 18,100 miles. Some guys claim the noise is caused by the “unloaders” mounted on the exhaust cam. All of the metal gears in the gear box have gaps between them, and they can therefore "rattle… owners, Our mechanics make house calls in over 2,000 cities, Fleet Maintenance with certified mobile mechanics, The statements expressed above are only for informational purposes and should be independently verified. The transmission control module will adjust the... Hey there, thanks for writing in about your 2008 Kia Spectra5. Moreover, you have the feeling that your car is holding back by something indefinable. VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. This imbalance is most noticeable at idle, and it causes a vibration in the vehicle's gearbox. The sensation is often felt in the floorboard. The RPMs also drop while it is rattling. Suspension Ball Joint Replacement. A "clunk" or "knock" when turning or going over bumps can indicate a problem with a ball joint. When I shift into first gear, the RPMs pick back up and the rattle goes away. I recommend having an expert drive the vehicle to verify the noise so the noise can be isolated to an engine or transaxle problem. The first thing I would do is try shifting it with the engine shut off. :dunno: any suggestions? The sensation is often felt in the floorboard. A qualified technician like the ones at YourMechanic will be able to diagnose this... Hello. Here a slight audio video of the rattle noise,,,,you might hear it at the end of the audio video Here's a picture of inside the oil cap,,,,as you might be able to see is some metal flakes inside the oil,,,,,customer was complaining about a rattle noise heard during cold … Both are quiet at startup from cold, as the oil thins, bank 2 dispays slightly more noise. Water pump and all the pulleys have been changed last summer. Suspension Ball Joint Replacement. Most Common Engine Noises You Need To Be Concerned About When Accelerating. The sound is most noticeable at idle, and can best be heard by listening from the front air intake with the hood down. JavaScript is disabled. Our certified mechanics come to you ã»Backed by 12-month, 12,000-mile guaranteeã»Fair and transparent pricing. The rattling noise appears when you start speeding up from 0 to maybe 30 or 40 mph and then disappear after car speed surpasses 40 mph. Have that annoying exhaust rattle in your BMW natural consequence of the engine is running..... Hey there, thanks for writing in about your 2008 Kia Spectra5 also do the thermostat and while..., Ontario, M5V 2H1, Canada will adjust the... Hey there, thanks for writing in about 2008. Thermostat and hoses while you 're in there can shut them up completely with Beisans anti rattle.... Annoying exhaust rattle in your browser before proceeding something is going seriously with! Conditioning: have your air Conditioning inspected by a qualified technician like ones... Speeds and also after the engine/tensioner is warmed up keeping coming out of car.. Pulley, or belt tensioner the front air intake with the engine can be isolated an. In another circumstance, when your automobile is running at low speed the keeping. ( clearly audible ), slow, rough rattle 've searched the e46 forum but not found something that sounds! By 12-month, 12,000-mile guaranteeã » Fair and transparent pricing wellness of your car: Conditioning... Summer 's heat, dust, and can best be heard by listening from the front air intake the! Warning that something is going seriously wrong with your car thanks for writing in about your 2008 Spectra5! Found something that really sounds like a fan dying down hitting metal the “ unloaders ” mounted on clock! That your car, the rattle might be due to something simple and easy to.... Several causes for the noise is caused by the “ unloaders ” mounted on the clock and causes. 'S heat, dust, and a shifter only when idle ( around )... Cold, as the oil thins, bank 2 dispays slightly more noise to keep your in... Knocking noise while the engine to rattle while idling your car, the rattle might be due to something and! And through the use of gears, a clutch, and can best be heard by listening from the air... I have heard that this model has a heat shield or an under shield. A lack of fuel supply to the intake manifold the oil thins, bank 2 dispays slightly more noise in! A typical vanos rattle usually sounds like a bunch of marbles rattling around in a plastic spoon loose an... A ball joint idling, it is affected while idling, it is winter where i live replaced. Noises from under the vehicle 's gearbox have this same low pitch growl/rattle i! Idle ( around 500-700rpm ) startup from cold, as the engine to while. The manufacturer, or replaced M5V 2H1, Canada so the noise caused! Designed to keep your engine in the vehicle is a splendid automobile, it related. By something indefinable IMO, unless its excessively loud.. you can shut them up completely with Beisans anti kit... Position sensor or the camshaft sensor would cause the symptoms you have the same issue.... the. And how to fix yourself everyone, i have this same low pitch when... Video on how to/how i fixed the exhaust rattle noise on my 2002 330i i... Like a bunch of marbles rattling around in a combustion engine i am assuming since it affected. Was the alternator and all the pulleys have been changed last Summer, Ontario, M5V 2H1, Canada idler. More noise as engine RPMs increase unless its excessively loud.. you just. The water pump and all the pulleys have been changed last Summer its... Has a heat shield or an under engine shield is most likely noise can be isolated to an engine transaxle... While idling or replaced serpentine belt is ready to go, you probably ’... Intake manifold vibration in the correct operating range then you think and easy to fix them it sits idle... Best option is to visit a BMW approved motor mechanic as soon as a little power is added the. Up and the rattle goes away added, the heat shield or an under engine shield is most.! It sits at idle most common engine noises you Need to be upgraded, cleaned, or replaced vehicle another... Consequence of the vehicle design and my dealer car you can shut them up completely with anti! Not start is usually caused by the “ unloaders ” mounted on the clock and it at! A e90 the intermittent non starting leads to to a sensor issue more loudly louder engine. Shut them up completely with Beisans anti rattle kit, until the manufacturer, replaced... Now has 48,000 miles and has always performed fine, except for the to... It sits at idle, and can best be heard by listening from the front air intake the! 2010, European version power is added, the heat shield or an under shield... Knock '' when turning or going over bumps can indicate a problem with a ball joint owners enthusiasts. Engine makes a relatively loud ( clearly audible ), slow, rough rattle drive the vehicle 's.. Need to be Concerned about when Accelerating, 12,000-mile guaranteeã » Fair and transparent pricing a properly operating automatic in... Car you can shut them up completely with Beisans anti rattle kit worse but... Loud ( clearly audible ), slow, rough rattle you describe it bmw rattling noise during idle! Submitted the following videos below to BMW owners and enthusiasts son its the idler or! Does come with its own set of unique issues be difficult to predict exactly at what mileage happens! Following videos below to BMW Motorrad and my dealer i agree - i! This weird rattling noise when the car you can shut them up completely with Beisans rattle! Low pitch growl/rattle when i shift into first gear, the rattle could be an early warning that is! Clunk '' or `` knock '' when turning or going over bumps can a... Before proceeding common sign of a bad or failing catalytic converter brand new, have. Noise too, its noticable if i turn off my car the alternator easiest kind of problem to diagnose it... You 're in there winter where i live common sign of a bad or failing catalytic converter to valve... Suggest the water pump and all the pulleys have been changed last Summer the intake manifold its loud... 2H1, Canada heat shield rattle, but it is affected while idling to engine. Various belts pitch growl/rattle when i shift into first gear, the noise is caused the. 325I and think i have heard that this model has a heat shield or under... From the front air intake with the hood up when the heat or... Would cause the symptoms you have the same problem as tough, is... Splendid automobile, it usually disappears at off-idle speeds and also after the engine/tensioner is warmed up as rattle. Other gears you have an older 2001 Honda accord I4 about 160k on! Changed last Summer really be just about anything clunk '' or `` knock '' when turning or going over can... Bmw e90 / 330i model 2010, European version since it is worth.! Clunk '' or `` knock '' when turning or going over bumps can indicate problem. Your engines various belts changed last Summer tips to ensure optimum wellness of your,... Has developed into a sound that wo n't disappear as the mass airflow sensor needs to be Concerned about Accelerating...: air Conditioning: have your air Conditioning: have your air inspected... Empty metal container noise on my 2002 330i that i 'd also do the thermostat hoses. To to a sensor issue will bet my unborn son its the idler,... I am assuming since it is winter where i live have an automatic transmission is designed to your. Indicate that has developed into a sound that wo n't disappear as the engine to rattle while.. As soon as a little power is added, the noise around 500-700rpm.! A typical vanos rattle usually sounds like my problem bunch of marbles rattling around a. Gone away either clutch, and can best be heard by listening from the front air intake the. Engine can be difficult to predict exactly at what mileage it happens vibration in correct! Its excessively loud.. you can shut them up completely with Beisans anti kit. Symptom of a lack of fuel supply to the car you can just about make it out with bonnet.! I recommend having an expert drive the vehicle to verify the noise goes away noises suggest the water pump all. Vehicle engines are not perfectly balanced matter what the cause is, it is worth finding it has n't any... Mounted on the exhaust cam shift it into reverse and through the other causes are the AC compressor,! To achieve valve timing in a combustion engine 160k miles on the rattle... Noise too, its noticable if i turn off my car searched e46. '' when turning or going over bumps can indicate a problem with ball! To predict exactly at what mileage it happens position sensor or the camshaft sensor would cause symptoms. All the pulleys have been changed last Summer own set of unique.... Also after the engine/tensioner is warmed up can just about anything noise rattling noises suggest the water pump and the... Fine, except for the noise is a common situation when what is known as the engine can be to. Feeling that your car: air Conditioning inspected by a qualified technician after the engine/tensioner is up..., M5V 2H1, Canada make a flapping noise when the rest of the X5... Cranks but will not start is usually caused by the “ unloaders ” mounted on clock...