Prius Whirring Sound

RESONANCE One of the most annoying sources of noise and vibration, and one that is sometimes confused with wheel vibration, is that caused by resonant vibration in the exhaust system. The static becomes worse as I accelerate or brake, and stops when I stop at a red light or Stop sign. This noise occurs when in park, neutral and gets louder in reverse. Halfway down there was a very loud high pitched noise - similar to the normal high pitched noise some hear when a Prius normally brakes, but this was loud enough to be heard over the music. Many motors can cause interference on AM radios, including those in electric shavers, sewing machines, vacuum cleaners, blow dryers and mixers. Given the nature of its plug-in system, the phrase "your mileage may vary" applies in a big way. A typical whirring sound may occur once the power has been restored. It's not noticeable at all above 30mph. This sound file illustrates electromagnetically-excited noise of the electric powertrain of Toyota Prius HEV. Hybrid vehicles are quite a bit different when it comes to jump starting them. Average failure mileage is 75,200 miles. A car makes weird noises at times. said Tuesday. Hi all, My car is 2009 Camry Hybrid with exactly 100000 miles. It goes on sale Aug. A bad coupling is a reason for your car making the commotion at the time of a tight turn. The engine is noisy when accelerating, cold or hot. Hybrids typically have EPAS because they need to maintain steering boost when the gas engine is shut off. What I used: It's like a metal rubbing/stretching sound. The 12,600 yen ($148) speaker system that goes under the hood of the third-generation Prius sets off a whirring sound designed to be about the same noise level as a regular car engine so that it. Halfway down there was a very loud high pitched noise - similar to the normal high pitched noise some hear when a Prius normally brakes, but this was loud enough to be heard over the music. Toyota Prius - All Models Click Noise From Rear While Driving 196632 10/5/2016 2016 Toyota Prius - All Models Click Noise From Rear While Driving 197840 1/26/2017 2016 Toyota Prius - All Models Buzzing Noise From LH Side Under Dash 198799 3/2/2017 2015 Toyota Prius - All Models Rear Wheel Opening Extension Pad Installation. Figures for 2012 collected by the Asphalt Industry Alliance (AIA) showed councils in England and Wales had to compensate drivers whose vehicles suffered pothole damage to the tune of £22. 5L V6, notice a loud rattle the first few seconds after startup. This is exactly what I was going to suggest as a possible cause. My Prius had not been started for several hours but some part of it decided to. Mine only had 52,000 when I bought it. 11-10 First though, the test drive HAD revealed to me that the tires on the vehicle were junk. A whining noise. It is very important to use the correct CVT fluid. If left unattended, worn or damaged mounts can break hoses and belts as well as pose security threats to the driver. Safety regarding no motor sound. Toyota Prius To Make Noise During Electric Running, in Japan. This is for the hybrid battery — and you may notice a slight whirring sound at first. This noise occurs when in park, neutral and gets louder in reverse. 5 Signs Your Automatic Transmission is Failing. The noise seem to be coming from the Driver's side dashboard/air vent area. As some road noise is normal when driving your car a distinctive whirring sound is not. It is a constant noise that gets louder at higher speeds and is nonexistent at very slow speeds (i. A very common problem is when a vehicle jerks when accelerating. The Japanese automaker consulted with acoustic psychologists and Hollywood sound designers to find a tone that addresses drivers, pedestrians and the community. This is the sound of a fuel evaporation leakage check and, it does not indicate a malfunction. Apparent at 45 mph and higher speeds. I just find it ironic that they added the VSP when the normal sound is loud enough to let pedestrians know you are there. When I open the driver's-side front door, I can hear a faint whirring sound, apparently coming from behind the instrument. However, I still hear the sloshing sound behind the dash. Sometimes, your car makes grinding noise when braking. Many motors can cause interference on AM radios, including those in electric shavers, sewing machines, vacuum cleaners, blow dryers and mixers. If the sound comes out as clicking or crunching, look into the CV joints. 4 KitKat custom fit for a wide range of makes and models. This is an electro-mechanical sound -unique to the hybrid that has a strong electrical whirring nature. I have had the serpentine belt changed out. What is causing this?. The 12,600 yen ($148) speaker system that goes under the hood of the third-generation Prius sets off a whirring sound designed to be about the same noise level as a regular car engine so that it. Bought it just over a week ago. If the whining sound occurs when you shift the gear to the Reverse or Forward and it goes away after moving to the Neutral mode, the torque converter must be having a problem. The noise starts at about 25 mph and increases with speed somewhat. Sep 23, 2010 · The 12,600 yen ($148) speaker system that goes under the hood of the third-generation Prius sets off a whirring sound designed to be about the same noise level as a regular car engine so that it. com : Car complaints, car problems and defect information. I noticed that whenever I had the audio out to the car speakers, then plugged in the charger, I'd get a bunch of signal noise (whining, high-pitched, ringing). Low level of. Hey All, I am getting a whining sound out of my radio when I am accelerating when in sat mode with my new XM installation. I am glad to find an easy solution because I don't think my neighbors would appreciate being awakened by the very loud whirring noise. To narrow the possible causes. Toyota Prius owners have reported 2 problems related to transmission noise (under the power train category). Noise will occur during acceleration (with vehicle in park) and noise also increases with RPM at hig…. The noise is more of a droning or whirring similar to a worn bearing (which it's not). Prius Sound Prius Sound. Had noise in front end and a slightly loose bearing on passenger's side, wheel play when wiggled top to bottom of tire. Toyota are launching a noise device for the Prius to create a whirring sound when the Prius runs just on the electric motor. Worn belts also create a whistling noise. A6 / S6 (C5 Platform) Discussion - Diagnosing a Whirring / Grinding Noise: Bad Wheel Bearing? - I've had a slight whirring noise that ocurrs from about 15MPH on up ever since I bought my car. CVT's require a unique transmission fluid with specialized frictional characteristics designed to ensure the belt or chain remains in contact with the pulleys without slipping. While driving various speeds, the instrument panel indicators illuminated, including the ABS indicator. -You can only hear it from inside the car. It's part of the Prius regen braking system. The first issue is that when I'm backing up there are no yellow and red lines that tell you when you are in a safe or unsafe position. Hybrid Air Conditioning Systems Overview This device may make a quiet whining noise when in operation. 2010 Prius makes noise when turned off I was locking up one night and heard a weird noise coming from the garage. Toyota Prius owners have reported 8 problems related to engine noise (under the engine and engine cooling category). Each time it turns on there's a small sound like a very rapid beep of the horn. The problem is definitely with the CV joints, bearings, or differentials if a steering steel makes noise when turning at high speeds. When driving my 2005 Prius with the radio turned on to any AM station, I cannot listen to any AM broadcasts, as they are filled with static, hissing and whirring noise. 174k miles. Identify damage to suspension, shock absorbers, and struts. If it's soft, I wouldn't worry about it. Main point: A rythmic thumping sound from the front end could be a bad wheel bearing. 30 in Japan, and owners pay extra for installation charges. Most Prius owners seem to feel the trade-off is worth it. Dim headlights. It doesn't sound like a cooling fan. The latest action would be the third recall for the current, five-year-old Prius, most recently in June last year for problems related to the brake accumulator. In addition, the brakes lost power and did not stop the vehicle. Vehicles experiencing a whining sound from the rear axle. A high-efficiency, high-performing design with exceptional Sound Pressure Levels (SPL) and a simpler, lower mass architecture for less power consumption. When slowed down to near 5mph, the noise is drawn out with moderate time between intervals. I noticed a strange whining noise on the left side that gets louder with speed. I am glad to find an easy solution because I don't think my neighbors would appreciate being awakened by the very loud whirring noise. Strange Noise While engine is running The car started making a light whirring sound whenever the engine is running. Camry 7th Gen - Hybrid (2012-2017) intolerable whining sound from the regenerative brake of my 2012 camry hybrid. From the way we price our cars to the way we greet you in the service drive, every moment of your interaction with us is considered before your arrival. It accounts for almost HALF of all hybrids sold world wide. Some points have been covered by Aashray Anand already, but I thought I'd elaborate. The noise starts as a low hum and rises in pitch as the speed increases. The 2014 Prius C has a fantastic turning radius, which is a real plus driving in tight city situations. I have my fair share of goods and bads when dealing with those "so-called" rep, most of them are quite self-serving and don't deserve their jobs; while some of them (some Hondas, not all of them though) work alongside with their customers to get the issues resolved. Since these devices are operated only for brief periods, it is often impractical to try eliminating the interference. I have a 2009 Toyota Yaris. Bought it on Oct 1st, 2016. 2010 Toyota Prius III I love my Prius. When driving my 2005 Prius with the radio turned on to any AM station, I cannot listen to any AM broadcasts, as they are filled with static, hissing and whirring noise. Parked the truck and can smell a burnt rubber smell from that general location as well. I just remembered something weird my car does occasionally. The only things I have had to replace in 160,000 miles are tires, one battery and windshield wiper blades. This noise should be coming from the wheel or tire area. Toyota Struggles To Manage Tacoma Rear Differential Recall. The most recently reported issues are listed below. For the past 2-3 months, there is a humming/low frequency sound, that appears to be coming from the left front. Sounds more like an electrical issue to me. Since these devices are operated only for brief periods, it is often impractical to try eliminating the interference. Sounds like a wheel bearing. My friends Prius is making a weird noise and it won't start. Mine only had 52,000 when I bought it. I live in South Cal, so they said car its safe to drive for now. The most recently reported issues are listed below. Then it’s not only alarming, it might be dangerous. It could travel up to 15 miles on electric power alone before the petrol engine needed to lend a hand. Instead of whining about them, the blogosphere and buff book writers best get used to them, because they’re going to be much more commonplace in the very near future. Abs lights came on and buzzing sound every 3 seconds from just in front of steering column. Serene Rides With Silent Interiors. It goes on sale Aug. Tire noise usually shows up as a whine due to abnormal tread wear or a thumping sound caused by ply separation. Buying new tires is the other alternative. What should I check for when I take delivery of my new Prius? What is the ICE? What's the whirring noise I hear coming from the engine compartment after turning the car off? How do I turn off that annoying beeping in Reverse? Are most people paying MSRP? How do I break down the Vehicle Identification Number (VIN)?. Order your parts online or pick them up in-store at your local Advance Auto Parts. Whining noise in front. said Tuesday. It is a constant noise that gets louder at higher speeds and is nonexistent at very slow speeds (i. Tire noise usually shows up as a whine due to abnormal tread wear or a thumping sound caused by ply separation. I say questionable because the noise is still there. Touted as the “gateway to the Prius family,” Toyota introduces its new 2012 Prius c subcompact with a $18,960 starting price. Toyota Prius Brake Recall Windstar Rear Axle Failure Recall Battery Safety (Read This Before Jumping Starting, Charging or Replacing a Battery!) Hybrid Safety Hazards Hybrid Safety Information on Toyota Prius & other Toyota Vehicles Milestones in Automotive Safety Airbags & Crash Sensors Airbag Recalls NHTSA vehicle safety recalls. Toyota Prius Grinding sound from transmission Inspection at your home or office. I honestly think it is possibl. Not sure what you're whining about. There are aftermarket sound deadening options (foam) that work well. I have a 2007 Odyssey Touring, already had the soft brake & transmission software update recalls, but when I go above 50 miles i start to here a loud whining noise that sounds like its coming from transmission, even if i take my foot off gas it still makes the noise, brought back to dealer for. It is fun to drive. To see how frequently Toyota Prius problems occur, check out our car reliability stats. 2 years later and 14,000 miles same slight noise is still there. I suspect it is the idler puley. Toyota Prius User-Guide Eighth Edition, Eighth Revision for the ICONIC (2004-2009) model EPA Estimates 13 Seasonal Cycles. so i plugged my new 530e in for the first time, and it makes a fairly loud whining / buzzing sound when it starts to charge, approximately 60 seconds after i plug it in. Our 2012 Prius also has a floaty ride that IMHO induces nausea and makes you drowsy. The plugged-in Prius. Here are the most common symptoms of a bad fuel pump in your Toyota Prius: Whining Noise. Sure, there might be a bundle of rattle snakes living under the hood but if your car or truck's engine makes a hissing sound it could also be an indication of a leak, either in the. It's not noticeable at all above 30mph. tailgate1234 wrote:My brand new Leaf (2 days old) makes a high pitched whirring noise (surprisingly loud) that roughly corresponds to the speed of the motor. I'm planning to replace it in a couple of weeks and will. After the car has warmed up, the sound goes away. Jeep jk Whining sound. For me it is just the frequency. I began experiencing a problem lately. The noise is similar to a metallic knock, as if the piston were "slapping" the cylinder wall during its stroke. A fully loaded Prius Prime with. About a month before it failed I was speeding down a hill in Power mode and hard on the brakes for the roundabout at the bottom. The Prius doesn't use the Toyota/Scion engine that is the subject of a big class action lawsuit. To narrow the possible causes. Humming noise at highway speeds 8 Answers. I have a 2003 Toyota Prius. The $150 system offered on Japanese-market 2011 Toyota Prius hybrids emits a whirring noise, which the company says is similar to. Toyota Prius, Camry and Highlander hybrids use EPAS, as did the Ford Escape Hybrids. Electric vehicle warning sounds are sounds designed to alert pedestrians to the presence of electric drive vehicles such as hybrid electric vehicles (HEVs), plug-in hybrid electric vehicles (PHEVs), and all-electric vehicles (EVs) travelling at low speeds. First noticed when it got really cold outside and I tried to warm the car up b4 driving. I can pass trucks in the mountains so has plenty of get up and go. The engine is noisy when accelerating, cold or hot. groaning sound as I drive. Also, the NOISES the Prius makes are SO annoying: whirring, groaning, clicking and of course the LEAF BLOWER sound it makes going up hills. Jason Torchinsky. The device allows the Prius to match the. They give 4 hours of labor on this repair so it "sounds" more involved than expected. Feb 24, 2011 · A home PC will normally spend most of its time idling along, without using much of the processor's power or accessing the hard drive. If the noise is coming from the transmission, a internal bearing may be failing. Whirring Sound There is a small electric-pump that pumps 3 liters of coolant into a thermal container (to keep it hot) every time you turn the hybrid system power OFF. Touted as the “gateway to the Prius family,” Toyota introduces its new 2012 Prius c subcompact with a $18,960 starting price. This feature is not available right now. Also the same morning when starting the car it came on for the first time, there is this loud pitched whining noise inside the engine bay. One common trigger for major auto repairs is transmission problems. TOKYO Toyota s Prius hybrid is becoming a little less quiet with a new electronic humming device that is the automaker s answer to complaints that pedestrians can t hear the top-selling car. Jeep jk Whining sound. Start the engine of the assisting vehicle or turn on the Quick-kick unit. The noise only occurs when the steering wheel is turned to the right. I don't know if this is the case with the Prius, but with many cars the sound you hear would be the fuel pump. This morning I used a car charger to micro usb cable to charge my phone while listening to a podcast using Doggcatcher and then some music on Slacker. Once wheels and tires have been checked for balance, there are other potential causes for tire noise that can be diagnosed. I have a 2006 cls500, lately my car is making a whining noise and its getting louder. From the way we price our cars to the way we greet you in the service drive, every moment of your interaction with us is considered before your arrival. This noise contains continuous whirring, whining and loud clicking noise. around and found a Prius very close, I was shocked. Hi guys, recently the battery light came on in the dash, and the manual says it means the alternator is not charging. Replaced passenger's side and now nice and tight. It lasted about 5 seconds. 100 miles down the road I noticed a turbine whine noise coming from the engine/ front of car. It is louder when accelerating, and does away as the trans shifts gears, and then reoccurs as you accelerate under increased RPM's. I just purchased a one owner dealer maintained 2007 Prius with 210,000 miles. It could be the aftermath of a failed transaxle but this component is durable and is unlikely to break or wear out before 100,000 miles or unless you really beat up the car. Im new to hybrids ,the auris being my first one,and the handbook does say that hybrids can have different and unusual noise,but one that ive heard im not sure if it should do or not. It sounded. While some noises that arise in a car maybe systematic, there are some, which signify certain issues. Prius Bad Wheel Bearing Symptoms. I have noticed noises from my new Prius after I shut it down. I was reviewing the service history and 1 month before selling the original owner took it to the dealer with a complaint of rumbling/whirring noise from the front end. After the car has warmed up, the sound goes away. There is no other noises when turning the wheel going forwards or backwards. It will make more noise. The cost for our On-Site Remote Service to your location is only between $45 to $299, which is cheaper than the cost of local towing in most areas. I just got a 9-3, and though it's quiet there's a quite audible noise from the engine. You may or may not be happy to know that the new 2012 Lexus CT 200h compact hybrid hatchback will come with a new feature not found on the 2011 model. Serene Rides With Silent Interiors. A very common problem is when a vehicle jerks when accelerating. It gets 42 miles to the gallon. It should only really do it under light throttle/ coasting. I wanted to take them out. There is also another noise when braking, which is the brake accumulator pump. Sep 23, 2010 · The 12,600 yen ($148) speaker system that goes under the hood of the third-generation Prius sets off a whirring sound designed to be about the same noise level as a regular car engine so that it. It was long enough to be a hike, but not so long that the whining started on the way up. 3 hours ago · This is more of an initial report of why I chose a certain set of tires for my Model 3 rather than a final account for lifetime cost. Since your symptoms sound exactly like a failing wheel bearing, I would suspect the other front wheel. Car makes noise when turning at high speed. The sound of the interference is similar to that of the device causing it. Toyota Prius To Make Noise During Electric Running, in Japan. It is louder when accelerating, and does away as the trans shifts gears, and then reoccurs as you accelerate under increased RPM's. Hissing or bubbling: A serious refrigerant leak can produce hissing noises in the compressor. This noise should be coming from the wheel or tire area. This noise contains continuous whirring, whining and loud clicking noise. These include misfiring, fuel delivery issues, the catalytic converter, and more. It should only really do it under light throttle/ coasting. Is this normal in all Highlanders? Learn more about Toyota Highlander at the Edmunds. It doesn't sound like a cooling fan. My engine has developed a strange ticking sound. At starting, PWM effects introduce noise at multiples of 1. S80 mysterious whirring noise solved Topic is solved Help, Advice, Owners' Discussion and DIY Tutorials on the Volvo S80 model. Started the truck this morning & immediately heard a high pitch whirring or whining noise in the front end. ) speaker system that goes under the hood of the third-generation Prius sets off a whirring sound designed to be about the same noise level as a regular car engine so that. When the driver’s door opens after the car has been off, the fuel pump will turn on to prime the fuel system and make sure there is fuel. This cycle has been going on for about. Hey All, I am getting a whining sound out of my radio when I am accelerating when in sat mode with my new XM installation. That was the 2AZ-FE engine, and my understanding it was the oil return holes in the pistons getting clogged with carbon deposits. This whining noise can be subtle or extremely loud and may be worse in colder weather, or right when you first start your car. 2005 Prius Noisy engine, sounds like it needs valve adjustment. I am glad to find an easy solution because I don't think my neighbors would appreciate being awakened by the very loud whirring noise. The lineup kicks off with the One trim level, which bases at $19,540. Replaced passenger's side and now nice and tight. Sep 23, 2010 · The 12,600 yen ($148) speaker system that goes under the hood of the third-generation Prius sets off a whirring sound designed to be about the same noise level as a regular car engine so that it. The engine is noisy when accelerating, cold or hot. It could be the aftermath of a failed transaxle but this component is durable and is unlikely to break or wear out before 100,000 miles or unless you really beat up the car. Figures for 2012 collected by the Asphalt Industry Alliance (AIA) showed councils in England and Wales had to compensate drivers whose vehicles suffered pothole damage to the tune of £22. See 544 traveler reviews, 498 candid photos, and great deals for Huong Sen Hotel, ranked #83 of 671 hotels in Ho Chi Minh City and rated 4 of 5 at TripAdvisor. Our 2012 Prius also has a floaty ride that IMHO induces nausea and makes you drowsy. Electric vehicle warning sounds are sounds designed to alert pedestrians to the presence of electric drive vehicles such as hybrid electric vehicles (HEVs), plug-in hybrid electric vehicles (PHEVs), and all-electric vehicles (EVs) travelling at low speeds. Money! Before you rush off to the dealership or workshop mechanic to troubleshoot the problem, consider this: Many mechanics are just lousy trouble-shooters, so it is a good idea to have a bit of information yourself first. Your Prius’s engine is a pump. My 2002 Ford Focus has developed a speed related noise which starts at about 30 mph. Toyota Prius owners have reported 2 problems related to transmission noise (under the power train category). I'll have to ask the dealer when I go in for my next oil change. Maybe from the inverter area. I couple months ago I got in a minor accident where I veered off the right side of the highway, the car dropped down on a jaggedy edge, and the front right tire and. It’s the undertaker coming for the vaunted Honda Civic nameplate. When you power off the Prius, hot coolant from the engine is pumped into the thermos. I actually didn't remember if the noise exists before the fluid change. Read honest and unbiased product reviews from our users. As some road noise is normal when driving your car a distinctive whirring sound is not. My Prius had not been started for several hours but some part of it decided to. This is an electro-mechanical sound -unique to the hybrid that has a strong electrical whirring nature. Kind of sounds like a turbo spooling up. Battery capacity will decrease with time and use. If your Toyota Prius is experiencing a whining noise, its is often going to be caused by something in the engine compartment. How important is the cat converter's heat shield? Discussion in 'Honda Hybrids' started by t4haughton, Aug 17, 2011. Car is a 2003 Nissan Maxima. My friends Prius is making a weird noise and it won't start. No squeals or anything, but I still hear this rubbing noise that starts around 20-30 mph. Rhythmic thumping noise when car's moving had a wheel bearing fail in such a way that it sounded like thumpa thumpa thumpa rather than the more normal droning. 2019 Prius Prime 55 city/53 hwy/54 combined mpg estimates determined by Toyota. As federal regulators study warning sound devices eventually to be made mandatory for electric and hybrid. Got the Motocraft replacement (I know, stupid me) list price 385. Hiking with Kids: For me, traveling with an 8-year-old whom is prone to whining, one the best hikes we tried on the west side of the park was the Avalanche Lake trail. When the driver’s door opens after the car has been off, the fuel pump will turn on to prime the fuel system and make sure there is fuel. The new one hopes to kill it. If you hear a whining or rattling engine noise from your car when you accelerate it could possibly be that your cam shaft belt is badly aligned or slipping. The sound is definitely worse under acceleration, but is still noticeable while cruising at 35mph+. Causes of a Steering Wheel Whine. Toyota Prius owners have reported 2 problems related to transmission noise (under the power train category). A common joke about the solution to resolving a weird noise coming from your car is to turn up the radio. I have a 2007 Odyssey Touring, already had the soft brake & transmission software update recalls, but when I go above 50 miles i start to here a loud whining noise that sounds like its coming from transmission, even if i take my foot off gas it still makes the noise, brought back to dealer for. Includes information on Hyundai Genesis Safety, Hyundai Genesis Photos, Hyundai Genesis Performance, Hyundai Genesis Repair and more. High pitched whirring noise? Sun Aug 21, 2011 4:41 am. When the ignition is turned on, even to the first "position", I hear what sounds like the whirring of an electric motor. Used 2015 Toyota Prius for Sale on carmax. I am writing to you about a perplexing noise I am getting in my 2000 Avalon. Toyota Prius Whining sound when car is in gear Inspection costs between $80 and $90 on average. Different tires will improve ride and driving characteristics at the cost of an mpg or two. Other bearing problem … read more. In the pantheon of motorsport engines, where the likes of Formula 1’s V-10s, Subaru’s Prodrive EJ, Formula E’s whining electric motors, and the guttural roar of Corvette Racing’s Le Mans V. IMPORTANT NOTE: Prius (and other hybrids) do not get good gas mileage at low temperatures. A bad oil pump can result in a lot of additional noise from your valve train system. Is this normal in all Highlanders? Learn more about Toyota Highlander at the Edmunds. We carry original Toyota car stereos CD changers magazines speakers amplifier, DVD player oem video system and Toyota accessories this are Factory refurbished Oem parts Toyota Radios CD changers and amplifier comes with 6 months warranty, Radios with new tape players and CD players inside all rebuild JBL amplifier comes with original Toyota parts we also carry new in the box Toyota head units. See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. I also notice a whirring sound as they start to apply. A Ferrari with a Prius engine - at least it moves. Only when I accelerate, when I let off the gas it goes away. Battery capacity will decrease with time and use. You may or may not be happy to know that the new 2012 Lexus CT 200h compact hybrid hatchback will come with a new feature not found on the 2011 model. Tire noise usually shows up as a whine due to abnormal tread wear or a thumping sound caused by ply separation. 2003 Prius - 5 days ago: High pitched noise, ABS & BRAKE lights on for over 20 minutes; went away, now they come on for about a minute when I start the car, then it goes away. Many car owners like to ignore such sounds for fear of an extensive repair. It happens anytime the car - Toyota Prius question. My 2002 Ford Focus has developed a speed related noise which starts at about 30 mph. That sound you hear isn’t the 2019 Honda Insight’s hybrid powertrain whirring along. Toyota Genuine Parts are made to the same high-quality standards as your Toyota and designed specifically for your model. Jump to Latest Follow. Lastly, your oil pump may begin to make noise if it isn't working properly. Toyota Prius To Make Noise During Electric Running, in Japan. The tyres make a huge difference, as will the road surface. The most recently reported issues are listed below. I wanted to take them out. Next, ask yourself what the noise sounds like. Car makes noise when turning at high speed. This Is Why Your Car Makes That Weird Whining Sound In Reverse. *tt Bulletin Number: 7720001 Bulletin Date: 06-01-1999 Component: 020000 suspension Summary: On some vehicles, a sound may be heard from the rear suspension when driving on uneven surface. My Prius had not been started for several hours but some part of it decided to. Whirring Sound There is a small electric-pump that pumps 3 liters of coolant into a thermal container (to keep it hot) every time you turn the hybrid system power OFF. r/prius: Everything Toyota Prius! I can't hear the sound that you are referring to, but what you are hearing may be the Vehicle Proximity Notification System, which is designed to make people aware of the presence of EVs and hybrids operating in electric mode. However, while taking mountain roads, there is no difference on the curves. I am a current BMW expert on here. 5 Signs Your Automatic Transmission is Failing. The Volt’s ride is firm, yet supple, and the cabin is nicely isolated from road and tire noise. These noises where not seen before completely. I just picked the car up from my mechanic.