After that, unbolt the crankcase. 1- Doesn't sound like a worn bearing. If you find debris on the filter, unbolt the bolts holding it. Low level of fluid is the main reason for causing this trouble. Unfortunately, telephone consultations is not a service we offer at YourMechanic.com. If you notice the belt is failing, you want to replace it before it gives out completely. But if its loose, you might need to either tighten the bolt or replace the pulley. Since break in, I've full throttle accelerated from a slow roll a few times. The easiest way to locate a bad bearing is to remove the serpentine belt and manually rotate all accessories and pulleys to see if the bearings feel good. 10 Reasons Your Car Is Losing Power When Accelerating, 9 Reasons Your Car Makes Noise When Turning and How To Fix It, 3 Causes of Idler Pulley Noise and Replacement Cost, Knocking Sound When Accelerating? Over time, the dirt and debris that the filter prevents from getting into the oil pump will clog it. I recently had the 5th gear replaced on my 5MT - there was a soft "whistle" particularly between 45 & 50 mph, only in 5th gear - after the repair the dealer told me the 5th gear was "worn" and that was making the whistle. In my case, one bearing was good, the other was on the way out. Depending on several different inputs into the ECU, such as engine coolant temperature and throttle opening angle, this noise could occur until the engine coolant temperature reaches the desired temperature. Last week I was able to duplicate the sound during a drive, nearly the whole time. The truth is that a whining sound can come from a ton of different locations and components. It seems to happen everytime I lift my foot off the accelerator while cruising. Copyright 2023 Mechanic Base. But after youve filled the reservoir, you need to take the time to find the source of the leak, or youll keep coming back to the same problem. What could be the actual cause? 2023 Are you experiencing a whining noise when accelerating your car? It could be so loud that your neighbors will be staring at you. Clunking Noise When Driving Over Bumps - Causes & Fixes, 7 Reasons Your Engine Makes A Ticking Noise & How To Fix It, Car Rattles When Accelerating Causes & Fixes, Car Leaking Oil? Its completely harmless, but youll have to remove the attached objects to get rid of the sound. All Rights Reserved. Just bought a 2013 outback with the same identical problem ,it had on 37,ooo miles. READ MORE: Car Making Squeaking Noise While Driving Causes & Fix. I noticed a rattling noise (like marbles) coming from the engine upon startup in the morning only. Anyway, consider the propeller shaft bearing as a possibility in yours. Its essential to note that all whining noises are not from the transmission. Check out our list of causes and fixes for this problem. Car Talk Community member Johnznot recently wrote in asking for advice from the CarTalk Community, saying I just purchased a 2017 Outback. Scott - 2015 Subaru XV Crosstrek 2.0i 5MT white - 350,000 miles (=563,000 km). A restricted transmission fluid passage will also whine in all gears. Might be a wheel bearing going bad. Recently, my Subaru Outback has been making a super random whine/whirring noise while driving. Transmission is very smooth and on inspection of th cvt fluid and diff fluid everything is clean without any metal shavings on the drain plug magnets. If the problem is the alternator, you can try installing a noise filter between the alternator and the battery or installing an inline noise filter in the head unit power cable. Is this normal.. I can't tell you if it will solve the problem or not because if the damage is already done then the new fluid will not stop the noise. This will eliminate any unnecessary noise and limit the potential causes of the problem. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. You will need to identify if this noise takes place abruptly and if it can stop as it started. If the pulley is the problem, some WD-40 might help with the noise. An alternator or water pump that is beginning to wear out will also produce a bit of a whining sound, both of which will produce the sound relative to RPM change as you are accelerating and . If you can determine what part of the vehicle the noise is coming from, you have a better chance of repairing it quickly. It is immediately assimilated to an engine motor issue and can therefore be critical. The pitch will also fluctuation when coming off of the accelerator and coasting. If it isnt, its time to put some more fluid in. Still, if the transmission fluid is fine but youre sure the sound is coming from the transmission, you likely have more significant and more expensive problems. Join us! Unlike other problems that require a ton of work to track down the location of the whine, finding the whine here is easy its tracking down the source that can be problematic. The most obvious cause for this situation is related to something failing in the power steering system. my 2012 whines like crazy when accelerating. Subarus Jessica Tullman was very helpful and she did some digging. Being able to see the tach may provide an important clue. Blog Post | Subaru Engine Sounds - They All Do That | Car Talk If you experience a very loud high-pitched whining noise when you accelerate your car, there is a risk that there is a leak from your intake manifold or boost pipes. Magnus is the owner and main author of Mechanicbase. Tracking down the particular pulley thats creating the sound can be challenging but if you spray some WD-40 on each pulley as the engines running, it can help track down the problem. Engine Problems Waddaya waiting for! For example, a failing torque converter can make a whining or grinding noise because of improper lubrication. It is low oil pressure caused by the car sitting for an extended period ( 8 hours or so). This sound may be a indicator of a slackened belt, in which case the tensioner roller or its wear and tear may be to blame. Without motor oil, the engine will eventually cease and fail to run. Its a common ploy to attach zip ties or other components around the driveline, and as you drive, youll hear them making tons of noise underneath your vehicle. Technically when steering components are whining during acceleration, it can come from either underneath the vehicle or from one of the wheel wells. The squealers on the brake pads apply the loudest when you hit the brakes, but theyll often rub the entire time youre driving, which will become louder when accelerating. If the filter is blocked, you may replace it. Make sure you gather all of the parts needed before you get started. Also, check if there is debris or particles on the tranny filter. The cars transmission takes power from the engine and ensures it gets to the appropriate wheels for movement. Ok. Can you describe the cvt fluid? If he is not in the garage fixing challenging mechanical problems, he is writing automotive repair guides, buyers guides, and car and tools comparisons. My Subaru is Humming! What is the sound it makes when parked? The dealer has heard my whine (in more ways than one), but won't fix it until it's bad enough to be there all the time. If it doesn't, then it's not normal.. Made with in Silicon Valley. So check the entire air supply system from your air filter to your engine to locate the starting point of this acceleration sound. At the first sign of strange noises, you should stop the vehicle in a safe location and perform a visual inspection. If youre hearing a whining noise from your transmission, you can get your hands dirty or contact a professional mechanic. If you arent ready to tackle the repair, or you cant determine whats wrong, it might be time to visit the local car repair shop. For a better experience, please enable JavaScript in your browser before proceeding. The alternator, sometimes called a generator, generates electricity to charge the battery and power all the electric auxiliaries while driving. We think given Subarus explanation, Johnznot having had a dealer start three random new Outbacks on the lot, and our experience with this type of sound, it is fair to say "They all do that.". If there is no sound when the car is not in gear, the engine is unlikely to be the source of the complication. Between 3000-4500 RPM under acceleration the car will make a whining noise from the engine bay. When you notice a whining noise from your transmission, check the fluid level and ensure it is on the right gauge. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Hi, did you fix the issue? At low speeds the noise is definitely noticeable, but at higher speeds I don't hear it and I imagine it's because of the general road noise. Whining noise when accelerating is annoying. Common Causes & How To Fix It, Electric Parking Brake Problems Causes & Fixes, Oil Coming Out Of Exhaust Causes & Fixes. If you suspect that the transmission is the source of your whining sound, go ahead and double-check the fluid levels. The most common causes of a whining noise coming from the speakers while accelerating are either from the alternator or an external amplifier. If it's not a problem with the drive belt, the pulley bearings may be at fault. Therefore, there are several steps to fix it. In automatic tranny, youll hear buzzing, grinding, whining, or humming sounds. When a torque converter fails, itll emit several noises. If, on the other hand, you do not get any power loss due to an humming noise on your Subaru Outback, it is more than likely that you have one of your junctions or air hoses that has holes. If the fluid is low, you should fill the reservoir and hunt down the leak before it becomes worse. If the whining sound is coming from underneath your vehicle, there are a few potential causes. It should be familiar and regulated. However, on some transmissions, little whining noise can be normal. You have bearings located on the drive pulleys, running the accessories. Eventually, WD-40 might make the problem go away if the problem is rust or something similar. If you start to notice whining as the engine idles, theres probably something wrong. Bearings that are on the verge of going out will normally produce a whining sound. It seems to be more prominent around 20-40MPH but it doesn't happen all of the time so it's been hard to figure out. But if youre struggling to track down the location of the noise, we have a few tips for you. If the pulley is the problem, some WD-40 might help with the noise. Theres nothing to worry if it is between the add and full labels. As a four-time Subaru owner, I wondered if what Johnznot heard was anything more than the usual rattle of a 2.5-liter, four-cylinder Subaru engine. When you are driving a manual car, a whining sound means a completely different story. Once it breaks, you will be stuck until the repair can be made. No direct injection yet in the Subie 2.5i. We have noticed a drop in Average Fuel Economy from about 24mpg to 20mpg over the last two months or so. Step 1: Listen for a whining sound as you press the clutch pedal to the floor. Tightening the belt will solve this issue. The mechanic who specializes in subarus says its likely to be also a front diff bearing and not a transmission issue. In fact, if this loud noise does not surface when you iddle, it is certainly related to your transmission, and, in general, to your wheels. If you discover drips under your car or a visible drop in the level of power steering fluid, there must be a leak. Indeed, the clutch release bearings must be swapped almost every 120 000 / 130 000km. Have them stand outside the vehicle as you drive by to help you locate the sound. Happy driving and remember don't drive like my brother. If you dont feel equipped to handle the repair on your own, its best to move on to the next step instead. 4 Reasons for Engine Squealing | Hanson Subaru of Olympia JavaScript is disabled. Therefore, a faulty transmission pump will whine in all gears, including park and neutral. It can last just a couple of miles or thousands of miles, its like a lottery. The second step to take in case of whining noise from the transmission is to check the filter on an automatic transmission. However, checking the transmission fluid is a fairly simple job in most car models and should be done anyway. I can only notice it in 4th-5th gear (45-70mph approx. Drain the transmission fluid with a sizable wrench. I usually start Hi there. YourMechanic All rights reserved. Thats what makes the whining noise when accelerating so alarming. options in your area, How much should you pay for an oil There is a bulletin for P0340 and should cover P0016 also. Johnznot got some got advice from member Tester who said simply, Go back to the dealerand ask them to start another 2017 Outback to listen if it makes the same noise. Besides, it cools the transmission. The noise could get worse while accelerating, or it could remain the same. Any pulley that attaches to the drive belt could be the source of the sound. Serpentine belts are known to crack and dry out over time. Check it and change it if it is the reason, otherwise you risk clogging your engine in the long run. The The 2012 Subaru Impreza is sure to be a crowd pleaser. If not, go to this document about the noises related to Subaru Legacy noise wheels.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'mynoisycar_com-medrectangle-4','ezslot_3',107,'0','0'])};__ez_fad_position('div-gpt-ad-mynoisycar_com-medrectangle-4-0'); To finish, if you encounter a noise when accelerating with your Subaru Legacy and this noise which could be a cliking sound tends to end when you disengage (press the clutch pedal), then one of the wear parts of your clutch system may be the reason. Whether you need a new serpentine belt or bearing, you might be equipped to handle the job on your own. When you come across unusual sounds on your Subaru Legacy you tend to worry about them. If someone can give me their 2 cents on what . Look into the steering rack or gear because these are the places where the leak is likely to occur than in the pump. Get a Quote. ministry | 3.7K views, 209 likes, 112 loves, 115 comments, 56 shares, Facebook Watch Videos from Daystar Television Network: Watch #MinistryNow LIVE with. First, your friends (or not) could be messing with you. These noises include whining and grinding noises because of excess friction on the moving internal parts. Noise when accelerating on Subaru Legacy - My Noisy Car A clogged transmission fluid passage can be extremely detrimental to the tranny unit. Clutch pressure plates and discs in manual transmissions do not last the vehicles life. Here, the whining noise youre hearing is friction between moving internal metal components. This problem can be most prevalent as you attempt to accelerate, since the motor is put under pressure during this operation. Its common for transmissions to start making a ton of noise when fluid levels are low. Is Your Car AC Blowing Hot Air? The whining sound has gotten a slight bit louder in the past couple of weeks. In any case, check the condition of your belt and its tension. However, if the problem comes and goes with the A/C or another belt-driven accessory, youve found the problem. 2. To test it, you just have to see if you have more difficulty than usually shifting gears, if you feel a resistance either stronger or non-existent in the clutch pedal. At that point, you have a problem with gears or bearings, and these are more expensive to repair. The problem could reside with your driveline, transmission, or even a steering component. link to Alternator Overcharging - Causes and Fixes, link to LS Head Bolt Torque Specs and Sequence. Noise And Vibration Seem To Be Under As some road noise is normal when driving, a distinctive whirring sound is not. Its not something that you can prevent but it is possible to diagnose the reason and having a fix before it becomes worse. This sound may be a sign of a slackened belt, in which case the tensioner roller or its wear and tear may be to blame. This article will discuss the causes of transmission whining noise when accelerating. While this avenue might cost you more than doing the job yourself, you will know that the problem was dealt with by an expert. Attempt to pinpoint where on the vehicle the noise is coming from. The noise will be obvious when driving and increases as the vehicle speed increases. Why does this happen and how to get rid of this embarrassing problem? You dont need to take any action in such a case. What's the TSB number? The noise is caused by the timing chain and tensioner. We reached out to Subaru of America to see if they could (would) explain the unique sound quality of the engines, so many of us know and love. As you accelerate, this will spin faster and faster, adding to the overall noise. Idler pulleys are particularly notorious for this, while crankshaft and camshaft pulleys rarely have this problem. the symptoms are same as described in "fellglenn's" post above. Moreover, because of being passionate to learn about the recent happenings in auto industry, he doesnt only provide great car maintenance tips, he also always updates latest trends in among car brands and share them in his own interesting viewpoint. If your Subaru Outback makes a loud noise when you accelerate, it is quite conceivable that the alternator belt is the reason of your issue. It filters the fluid before getting into the oil pump. First, place the car in park, turn off all accessories, and rev the engine. If you had a brake service completed, but had a brake system failure which lead to an accident, you would be best served to contact a legal Hello, thank you for writing in. On the other hand, if the noise does not begin unless the vehicle is in motion, there must be issues with one or more gears and bearings. The engine has a complicated mechanism and it is better to go to a mechanic for its diagnosis. It's important to note that during normal driving this mapping is ignored. Whether it has to do with the horizontally-opposed boxer engine design, or not, the four-cylinder Subarus are, shall we say, automotively verbose.. He started writing automotive articles to share his garage experience with car enthusiasts and armature mechanics. While this indicates a deeper problem since the fluid shouldnt be going anywhere, all you need to do is top off the fluid to get the whining to go away. But if the bearing in your alternator is bad, you can hear it when you accelerate. High pitch whine when accelerating - SOLVED! - Subaru Forester Owners Forum Whining Noise When Accelerating - Causes & Fixes The rising noise in the car can indicate an engine problem too. Whining Noise | Subaru Crosstrek and XV Forums When When considering purchasing a used car, you have a lot of decisions to make. Usually, a failing torque converter will continue to whine until it completely fails. Meanwhile, if the sound is coming from an external amplifier, chances you dont have the best ground. The Fora platform includes forum software by XenForo. When I let off the gas or touch the brake a whiring sound begins and sounds like it is winding down. Welcome to the Subaru Outback Owners Forum, we have tons of information about your Subaru Outback, from a Subaru Outback Wiki to customer reviews. At initials, itll make a whining sound like a power steering pump with low fluid. Coupons for this month. General Noises Whirring Whirring sound when decelerating WALKERMCBAIN MEMBER 2013 SUBARU OUTBACK 4WD AUTOMATIC 104,000 MILES When I let off the gas or touch the brake a whiring sound begins and sounds like it is winding down. If the whining increases in reverse, you have a restricted transmission fluid passage. First things first, though. There are multiple components making up the steering system that could lead to a whining noise as they fail. If Hi there. Diagnosing Whining Noise When Accelerating - Wheelzine P0401 Code (Symptoms, Causes, and How to Fix), Key Stuck in the Ignition: 6 Reasons & How To Fix. In any case, check the condition of your belt and its tension. Well also explain how to fix it. A transmission oil pump is an integral part of the transmission unit. When I coast, or push the clutch in, all is silent. When they make these noises, they need resurfacing or replacement. With frequent use over time, many car components wear out and start showing issues. Front Passenger Lock sometimes does not lock with a remote control or by locking button located on either doors. If you have a friend with you, the process might be easier. Without knowing those codes, telling you Hello. Is there any other possible cause for this whinning sound other than a bad diff bearing. Johnznot reports that his Subaru dealer told him that the rattle upon startup was normal (due to the boxer engine design), and that no harm is being done. The sound seemed to be coming from the shifter area. If your transmission level is good, you should look for a bad serpentine belt or a vacuum leak instead.
