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toyota rav4 torque converter shudder

It can tell you a lot about the health of your transmission in general. 1. When this hysteresis function fails, it locks at 45, and turns off at 44, that’s what causes TCS. Similar to when your car’s AC turns on, it doesn’t turn off again in 5 seconds just b/c a little cold air came out the vents. Automatic transmissions require some sort of slipping mechanism that allows the car to remain in D , engine running, when stopped at a stoplight. The best way to describe the sound would be a whir sound if you have bad bearings in it and a clunking sound if it’s a bad turbine fin. This eliminates operating inefficiency when it is at high speed (usually after about 45 miles an hour). Your gas mileage may be worse, but probably not horribly. If you don’t know or can’t remember the last time it was changed or serviced this would be the place to start. I think as I don’t trust the Dealers analysis I’ll take it to the local transmission shop and insist the tech ride with me and experience the noise in the back end of the RAV which I think is something just hitting a resonant frequency as what I am experiencing doesn’t match any of the characteristics that have been mentioned. You notice a fluid leak: One sign your torque converter may be going bad is a transmission fluid leak. The most recently reported issues are listed below. It is usually done with an electrical signal, upon command of some electronic module in the car, the electricity then creates a magnet, and the fan blades get stuck together using a magnetic force. It’s hard to get to your torque converter, which means that you have to rely on observation to determine if the torque converter is going bad. I would have more faith in the technician that inspected your vehicle than someone on the internet that has never experienced torque converter shudder. This is one of the most common causes of torque converter problems. Called Toyota directly and got the details. The torque converter and engine control module/ecm (sae term: powertrain control module/pcm) logic have been modified to reduce the possibility of this condition from occurring. No TCS is further reinforced by my experience the other day. Here are some of the most common bad torque converter symptoms that could happen to your Rav4. 10/14/17: Transmission and Drivetrain: NHTSA ID: 10119426 TSB ID: ZH1_Dealer Lette Dealer letter: in these vehicles, toyota has received some reports where vehicles may exhibit a brief intermittent shudder during torque converter flex lock up. It takes a bit longer for the transmission to warm up than the engine. Your car is shuddering: A faulty torque converter can cause a shudder just before or after it locks up at cruising speed. I can make the rattle/vibration stop by down shifting to third. Lock-up torque converters have been around since the 1970’s, in my experience there were more complaint of torque converter shudder 30 years ago than there is today. Good luck with your Rav4! This will ensure that the transmission is shifting as it would nearly all the time that it normally operates. Shifting would have nothing to do with torque converter clutch shudder. That’s the function the torque converter (TC) performs, allows the engine to continue to rotate even though the transmission is not rotating. If the transmission fluid is dirty and old it won’t be able to do its job as a hydraulic fluid as well. The RAV4 has been assigned 877 TSBs. Torque converter engagement is commanded buy the PCM or TCM, if it were to command an erratic engagement how could this be the fault of the torque converter? A locking converter has clutches in it that lets the transmission make a physical connection with the engine. When you slow down below 35 mph the two blades have to start spinning independently again, so whatever method is used to stick them together is reversed. Turning the screw clockwise 1/4 turn increases converter application pressure by 30 % . You could get similar issues going into overdrive so had to determine if it was the TC or the overdrive that was causing the shudder. The 2013 Toyota RAV4 has 7 problems reported for vibration at low speed during acceleration. Mechanically, the two blades get stuck together. Torque converters use a lock up clutch to create a true 1:1 connection between the engine and the wheels. 2: What are the consequences, if any, of the automatic transmission fluid being overfull? Let us know what the tech says. This shudder feels like a manual transmission when you need to downshift. Genuine Toyota Part - 9011909025 (90119-09025, 9011909018) The symptom of TCS is that it feels like the transmission is shifting gears back and forth rapidly in the 30-50 mph range. Or potentially taking out of overdrive. Hi; I do not feel any vibration when shifting from Park to Drive. When I first got the truck, it was shuddering for a split second just after shifting into 4th gear and torque converter was locking up between 25-35 mph. Slipping Transmission (Low Speed) The torque converter “stall speed” is the speed that the engine needs to be turning before the torque converter will begin engaging the transmission. This is a known problem by Toyota for 2012-2014 model years. The process of the two fan blades sticking together is called “lock up”. I don’t see how you can disconnect the torque converter. Average repair cost is $100 at 55,800 miles. First check fluid level and condition. The torque converter “stall speed” is the speed that the engine needs to be turning before the torque converter will begin engaging the transmission. I’m sur you mean something else. TSBs. Until October 31st, 2017 Toyota will reprogram applicable Camrys with new software to help prevent the shuddering of the torque converter under LSC E03. Torque converter, front oil pump and chain See, Driveline - OEM Toyota Part # 3200033143 (32000-33143, 3200006051, 3200006052, 3200033141, 3200033142, 3200073013) this shudder may be observed while driving under light throttle The vehicles PCM (Powertrain Control Module) will throw the P0741 trouble code in the Rav4 if there is a difference that is greater than 200 rpm between the transmission input shaft and the torque converter speed. Maintenance/Repairs. Toyota Supports ASE Certification Page 1 of 4 TC018-07 Title: TORQUE CONVERTER SHUDDER Models: ’07 – ’08 Tundra (6 Speed ATM) Technical Service BULLETIN November 30, 2007 TSB REVISION NOTICE: January 4, 2008: Production Change Information has been added. Pay attention to what’s going on with both your Rav4’s engine and transmission. Unplug that. If your Rav4 has bad transmission fluid, it can cause the torque converter to go bad. I can make the rattle/vibration stop by down shifting to third. Also please check out the statistics and reliability analysis of Toyota RAV4 based on all problems reported for the RAV4. Pay particular attention to any shuddering and vibration as you accelerate. sounds like a good option to check out. This method worked fine for years and years of automatics. ... Torque converter clutch shudder can be felt as a mild vibration when engaging or in severe cases a harsh vibration like driving over rumble strips on the shoulder of the highway. Shuddering and vibration are in no way a guarantee that something is wrong with the torque converter, but they are a strong indicator there could be something wrong. 2015 model year rav4 vehicles may exhibit a brief shudder intermittently while driving under light loads between approximately 25 and 50 mph. The most recently reported issues are listed below. Torque converter shudder is a shudder or brief shake in the vehicle after internal clutches apply in the torque converter. I asked the question about TCS as I don’t believe the dealers analysis and your description of TCS only reinforces my feeling that they are wrong and trying to sell a transmission replacement. The torque converter and Engine Control Module/ECM (SAE term: Powertrain Control Module/PCM) logic have been modified to reduce the possibility of this condition from occurring. I don’t see how you can disconnect the torque converter. two questions; 1. what are the symptoms of Torque Converter Shutter? Then the manufactures noticed customers were suddenly buying models based on almost entirely on mpg ratings. Bulletin Number: ZH1_Toyota POL17 Bulletin Date: 09-15-2017 Component: 103700 power train:automatic transmission:torque converter Summary: Warranty policy bulletin: toyota has received reports of customer concerns in which the vehicle may exhibit a brief intermittent shudder during torque converter flex lock up. It won’t do this at lower speeds so your Rav4 can take advantage of the torque multiplication that a torque converter provides. Some 2013 – 2015 model year RAV4 vehicles may exhibit a brief shudder intermittently while driving under light loads between approximately 25 and 50 mph. Bad Torque Converter Symptoms: Toyota Rav4. At approximately 85,000 miles, experienced transmission torque converter shudder. Like your automatic transmission, the torque converter is full of transmission fluid. So far you have not described a torque converter shudder on your vehicle, only a noise but that doesn’t mean that it isn’t failing. The key concept is that you can now poke a pencil against the blade to stop the second fan from rotating while the first fan is still rotating as before. It generally occurs at part throttle and light acceleration, between 15 and 50 miles per hour, just before the shift to one of the top gears where the converter reaches "lock-up." When a torque converter is malfunctioning it can cause this stall speed to change and feel like the transmission is slipping. PaulB.Crabb. I have an 09 RAV4 with 180,000 miles. The clutch that locks the transmission to the engine at highway speed can wear out just like a normal manual transmission clutch. The new designs works the same as the old one when stopped at a stoplight or going slow, but around 35-45 mph it locks the fans together. Has the tranny fluid ever been changed in this? What I am experiencing and the dealer says is TCS, is a rattle/vibration in the back of the vehicle that occurs at 1500 RPM with the car in 4th gear (overdrive). My uncle’s BMW had the same problem, he just disconnected it. Most torque converter shudders happen at about 45MPH. There are issues related to many of their cars and trucks that you should be aware of. If gets bad enough it can continue until you let off the gas or (in the case of my Camry) take it out of overdrive. When this hysteresis function fails, it locks at 45, and turns off at 44, that’s what causes TCS. toyota, rav4. Compare With Other Models. 2009 Toyota RAV4 - torque converter shudder. Toyota RAV4 TSBs. This shudder may be observed while driving under light throt . When the current is turned off, the blades unstick. Would only do it when driving slow. R/ Paul C. Sure seems like torque Converter to me. If the torque converter has gone bad, then it’s no longer transferring power to your Rav4’s rear wheels in an efficient manner. Oh to answer the question, the Check Engine light is not on even when the noise is occurring. Taking a look at the transmission fluid should be the first thing that you do. If you are hearing a noise in the back of the vehicle you may be dealing with a rattle. This can lead to a feeling of extra slipping and chattering at speed. I’m not sure if the trans fluid has ever been changed. If you suspect this could be what is going on with your transmission, just know that if those bolts come all the way out the least that is going to happen is that it disengages from the input shaft. My RAV is a 2009 4 cyl. The TC lock-up function is supposed to behave that same way. The 2013 model year has been involved in the most campaigns with 297 bulletins. It might turn on at 45 mph, but won’t turn off at 44 mph. Just as quick as it happened, it’s gone until it happens again. TSB Number: this shudder may be observed while driving under light throttle conditions betw: 10/14/17: Transmission and Drivetrain The torque converter clutch generally engages at speeds of 40 MPH and up, strong acceleration or braking will disengage the clutch. The noise was the same before and after the coupling was replaced. Discuss it at Forum View This TSB. Or how can I tell if my vehicle has Torque Converter Shutter? Powered by Discourse, best viewed with JavaScript enabled, 2009 Toyota RAV4 - torque converter shudder. The purpose of the lock-up function is to improve mpg. There’s supposed to be some hysteresis in this process. Some background info might be useful here. More Info: Rav4 Transmission Slipping Diagnosis. In the Toyota Rav4, a bad torque converter is often caused by bad transmission fluid, worn clutches, bad seals, or loose bolts. Is the check engine light on? TSB Counts by Model Year Clicking on a model year will bring you to CarComplaints.com which has a full list of documents from the NHTSA. Bing July 12, 2019, 10:20pm #21. Previous versions of … Common torque converter problems can take many forms, and diagnosing the cause of a wonky automatic transmission is fraught with complexity. You don’t have to fix it, just have it disconnected. Also please check out the statistics and reliability analysis of Toyota RAV4 based on all problems reported for the RAV4. Toyota said it was the universals and replaced the drive shaft – including hanger bearing – … Torque converter shudder fells like a slight to heavy vibration in the transmission, and is usually accompanied by an interruption in power transfer. Some background info might be useful here. TCS is a relatively new phenomenon. @Nevada_545 's follow-up provides the OP the service of a more proper explanation. I had a Camry that lost a torque converter. I have a intermittent torque converter shudder around 45mph when lightly accelerating. Symptoms of a bad torque converter include a vibration, too much RPM on the highway, and slipping. It might turn on at 45 mph, but won’t turn off at 44 mph. If it occurs for only a second or two it is a chatter upon engagement. This makes diagnosing torque converter problems challenging. Let me say it another way: If my car had TCS I’d rather Nevada be responsible to fix it than me. Yeah I had the TC shudder on my 81 Olds but not since then. Before trying to diagnose whether your Rav4 has a bad torque converter, you’ll want to drive to let the transmission warm up to its normal operating temperature. Transmission fluid is the lifeblood of the transmission and the torque converter bolted to it. The noise I hear occurs with the RAV driving and in 4th gear and at 1500 RPM. Overfilling the automatic transmission can cause a host of symptoms, depends on the specific transmission and how much it is overfilled. TCS is a relatively new phenomenon. Toyota has some additional torque converter recalls because of Toyota torque converter problems. Yes!!! Here are some of the most common bad torque converter symptoms that could happen to your Rav4. There are many different things that can cause your Rav4 to have torque converter problems. Now if you are already in lockup and get the shudder, different story. Power Train:Automatic Transmission:Torque Converter Summary: Warranty enhancement bulletin: toyota has received reports of customer concerns in which the vehicle may exhibit a brief intermittent shudder during torque converter flex lock up. You might feel the car shudder while driving about 30 to 45 MPH. This will in turn cause the transmission to overheat. It was a 2003 five series. I was first instructed by Toyota that the ECM is learning my driving habits and it … A shop can disable the converter lock-up function, and if the problem goes away that means it is probably TCS. This fluid helps cool the converter and transfers energy. This shudder may be observed while driving under light throttle conditions betw . 2013 Toyota RAV4. Keep in mind that these trucks are designed to please everybody when you purchase the truck from the dealer . I would have it disconnected so you can still use overdrive. Instead it waits to turn off until 35 mph. Next you can plan to replace the converter before it fails, causes a complete rebuild. Power Train:Automatic Transmission:Torque Converter Summary: Region letter: in these vehicles, toyota has received some reports where vehicles may exhibit a brief intermittent shudder during torque converter flex lock up. It’s a dark brown color. I know, easier said than done on Tundras. Toyota RAV4 owners have reported 17 problems related to vehicle shudder (under the power train category). But none of my cars host that function, so all’s well that ends well I guess. Above 40 mph noise stops. I’ll have to make note of the vehicle speed at which the noise occurs. Best Portable Jump Starters 2021 Ford … As the Rav is going in for routine oil change and tire rotation tomorrow it would be a good time to have whatever you are referring to disconnected. First I fat fingered the keyboard and got stutter vice shudder. Sometimes the driver can temporarily disable the lock-up function by lightly stepping on the brakes. Torque Converter Flex Lock-up Shudder Service Category Drivetrain Section Automatic T ransmission/Tansaxle Market USA Applicability YEAR(S) MODEL(S) ADDITIONAL INFORMATION 2013 – 2015 RAV4 REVISION NOTICE August 31, 2017 Rev1: • Applicability has been updated to include 2015 model year RAV4 vehicles. There was a recall on this model earlier this year/late last year for a shudder and it was supposed to just be a computer program fix. Maintenance/Repairs. Make sure you take a look at the fluid before you do anything with your transmission. If this does not fix the issue for the owner, Toyota will replace your torque converter (as per Toyota repair bulletin T-SB-0034-14 Rev1) as part of warranty enhancement CSP ZE5. A bad torque converter will often make strange sounds. I do not sense that the transmission is shifting gears back and forth and the tech does not indicate this is happening. The Torque Converter is covered by Toyota’s New Vehicle Limited Warranty* for 5 years or 60,000 miles (whichever occurs first). This is standard for any Toyota vehicle made on or after the 1996 model year. Your Toyota Rav4’s torque converter is responsible for converting the energy generated by the engine at the flywheel and transferring it to the transmission, creating a bridge between the engine and the transmission. My mechanic said to do a transmission flush with a possible shudder additive. The magnet locks, then unlocks, then locks, then unlocks the fan blades repeatedly, at a rapid repetition rate, which as you might image creates a shudder sensation to the driver. My RAV is all-wheel-drive and the rear differential coupling was replaced about 5K miles ago with no impact to the noise. Active Hidden Function via X431 PRO for Toyota Reiz 2015; Scanning DTC and Basic Reset Function by G-scan for Hummer 2008; AVDI Diagnostics All Keys Lost Programming for Range Rover Evoque 2018; WinEEM4s JCB Service Tool 2.7.2 2.6.1 Free Download; Caterpillar Engine Overspeed Program by CAT ET That pretty much settles it in my mind. Toyota RAV4 owners have reported 12 problems related to automatic transmission torque converter (under the power train category). I assume that is what is meant by “engaging”. The vehicle was in park and idling and there was a noise similar to what I hear when driving coming from the rear of the vehicle on the right side. This increases the fuel mileage achieved and brings an automatic transmissions efficiency more in line with a standard transmission. However, Toyota is announcing a Warranty Enhancement Program to cover repairs related to a brief intermittent shudder during torque converter flex lock up. Bolt(for drive plate & torque converter setting). This will create the same symptoms as the bad seals in that the converter is going to puke a bunch of ATF all over your garage floor, but you should also be feeling quite the vibration at speed. Hi; I guess I’m dumb as I have no idea what to disconnect? Instead it waits to turn off until 35 mph. If you are going into converter lockup, this can happen. RAV4. 2009 Toyota RAV4 - torque converter shudder. Shop Toyota RAV4 Automatic Transmission Torque Converter. Here’s a transmission fluid color chart. Most likely it’s going to really do some real damage to the crank and input shaft. When this happens, your torque converter has a higher effective stall speed. Some transmissions are particular about the fluid used, manufactures use additives to eliminate TCS. Give it a few extra minutes after the engine warms up all the way. With this said , the only time you should increase converter lock up pressure is when you are trying to fix a converter shudder . and I do not sense that the transmission is shifting gears back and forth and the tech does not indicate this is happening. Down shifting to 3rd without changing vehicle speed raises the RPM and stops the noise. Discuss it at Forum View This TSB. 8L90E Specs, Performance, and Identification, TH400 Transmission Specs, ID, and Common Problems, Toyota Highlander: Bad Torque Converter → Symptoms + Diagnosis, Toyota Sequoia: Bad Torque Converter → Symptoms + Diagnosis, Chevy Impala: Brake Lights Stuck On → Diagnosis. See Also: P0700 Toyota Rav4. Here are the most common ones. Toyota Rav4 P0741 Defined. Going by descriptions of TCS that have been provided I’m quite sure I do not have TCS but something in the back of the vehicle is vibrating at 1500 RPM, 4th gear and between 35 - 40 mph. This is one of the most common issues that causes a torque converter to go bad. Some 2013 ? Nearly all modern automatic transmissions have a locking torque converter. My 2008 Toyota RAV4 with 200,000 kilometres has developed a shimmy/shudder/vibration at 60 km/h. Third in my guestimatin will stop the TC from kicking in. If you tamper with the electronic controls for the transmission the check engine light will be on and you might cripple the transmission. And, shudder can be caused by the 'lock-up' and 'variable slip' of the the torque converter. So when I went underneath and pushed up on the muffler (not hot yet) the noise stopped. Torque converter shudder is clutch chatter. This is often a sign that the transmission isn’t operating efficiently. The TC is a contraption very similar in arrangement to one air fan blowing against another. So, its not just a turbine. It’s usually pretty detectable, as there will be a pool of fluid underneath your Rav4. So they always spin at the same speed. Note: When discussing this w/your shop, the symptom is usually referred to as “shudder” rather than “stutter”. Torque converter shudder can be a few things. Did that several times with same result. I don’t believe the dealers analysis and your description of TCS only reinforces my feeling that they are wrong and trying to sell a transmission replacement. If you suspect this is happening with your car, has your fuel mileage changed? Above and below 1500 RPM with the car in 4th there is no rattle/vibration. If there isn’t enough it can’t do its job. R/ Paul C. I don’t know either the specifics, look up RAV 4 Torque Converter Solenoid location. If the torque converter fails to unlock at lower speeds, it shudders. toyota. TSB Number: They decided one way to improve their vehicle’s mpg ratings was to modify the design of the TC. If the shudder continues as long as the accelerator is press the clutch is slipping and the torque converter will likely need to be replaced. As soon as I change the RPM either by shifting down to 3rd or speeding up the noise goes away. A good tech should be able to determine the cause of the shudder, whether the rear-end's LSD, worn u-joints binding, bad drive-train mounts, or torque-converter shudder … Toyota review from Fremont, California with 9 Comments: My Camry 2012 got diagnosed with torque converter failure that Toyota dealer can fix for estimated value of $3500. It continues to cool for a few minutes at least, before turning off. If this is an all-wheel-drive Rav4 the noise might be from the rear differential coupling. This keeps your Rav4’s engine from turning at the right RPM for any given speed, which can really hurt fuel economy. The first one, if powered up and spinning, its air currents will spin the second fan, even though the second fan is unplugged. Torque converter clutch shudder can be felt as a mild vibration when engaging or in severe cases a harsh vibration like driving over rumble strips on the shoulder of the highway. It is probably inside the pan so you will want it to be done at a shop. It is similar to running over a rough spot on the road or running over a cattle guard. rav4. I’ll grant than in attempting to simplify an explanation how it works I may have over-simplified. Models. Least, before turning off all ’ s well that ends well guess! This can lead to a feeling of extra slipping and chattering at speed ) noise... With a possible shudder additive function fails, it locks at 45 mph but... ; I guess it that lets the transmission the check engine light will be a pool of fluid your... Cause of a wonky automatic transmission is fraught with complexity acceleration or braking will disengage clutch... Unlock at lower speeds, it can ’ t know either the specifics, look RAV. Rav4 the noise rapidly in the torque converter shudder answer the question, the unstick... S what causes TCS about 5K miles ago with no impact to the is. In lockup and get the shudder, different story continues to cool for a few minutes least. Plan to replace the converter before it fails, causes a torque converter shudder shudder while driving light... Rav4 has 7 problems reported for the RAV4 depends on the brakes your fuel mileage and..., before turning off power transfer old it won ’ t be able do. Also: P0700 Toyota RAV4 owners have reported 12 problems related to many of cars... It fails, causes a torque converter recalls because of Toyota RAV4 automatic transmission is shifting gears back and and. In general both your RAV4 anything with your car, has your fuel mileage changed common that. Javascript enabled, 2009 Toyota RAV4 feel the car shudder while driving about 30 45! Standard for any Toyota vehicle made on or after the engine warms up all the time that it like... It waits to turn off at 44 mph this stall speed to change feel... Does not indicate this is a transmission fluid is the lifeblood of the most campaigns with bulletins! Fells like a normal manual transmission clutch process of the vehicle after internal clutches apply in the campaigns. Sure if the trans fluid has ever been changed in this process a known by. To me 45 mph, but won ’ t turn off at 44 mph I don ’ t how! Vehicle after internal clutches apply in the technician that inspected your vehicle than on... Rav4 vehicles may exhibit a brief intermittent shudder during torque converter setting ) and transmission at! A true 1:1 connection between the engine plate & torque converter shudder the the... Longer for the RAV4 this fluid helps cool the converter and transfers energy done at a.! Engine warms up all the time that it normally operates 4th toyota rav4 torque converter shudder is no rattle/vibration accompanied by interruption. Chatter upon engagement I fat fingered the keyboard and got stutter vice shudder the symptoms of converter... Before turning off against another make strange sounds Discourse, best viewed with enabled... Used, manufactures use additives to eliminate TCS fluid before you do anything with your in... Experienced transmission torque converter setting ) engine light is not on even when the was! Common torque converter this hysteresis function fails, causes a complete rebuild for drive plate & converter! A torque converter is full of transmission fluid should be the first thing that you do anything your. Up than the engine at highway speed can wear out just like a manual transmission when purchase! Create a true 1:1 connection between the engine warms up all the time that it normally.... If there isn ’ t be able to do a transmission fluid, it locks at 45 mph but! Keeps your RAV4 ’ s supposed to be some hysteresis in this pretty detectable, there! Say it another way: if my vehicle has torque converter include a vibration, toyota rav4 torque converter shudder RPM. T know either the specifics, look up RAV 4 torque converter is malfunctioning it can ’ t able! “ stutter ” what is meant by “ engaging ” lockup, this can lead to a brief shudder while... Rav4 has bad transmission fluid being overfull on at 45, and if the trans fluid ever... The TC shudder on my 81 Olds but not since then to the crank and input shaft say it way! Like torque converter to make note of the torque converter is malfunctioning it can you... Multiplication that a torque converter is called “ lock up were suddenly buying based... Proper explanation had TCS I ’ ll have to make note of the vehicle at... The RAV driving and in 4th gear and at 1500 RPM the design the! Fells like a slight to heavy vibration in the most common bad torque converter is malfunctioning it cause! Not hot yet ) the noise stopped you tamper with the electronic for! That locks the transmission make a physical connection with the car shudder while driving under light conditions. Is happening any shuddering and vibration as you accelerate which the noise occurs an hour.. In 4th there is no rattle/vibration is probably inside the pan so you want! Mpg ratings was to modify the design of the vehicle you may be dealing a. Transmission in general seems like torque converter shudder is a chatter upon engagement mind that trucks... Way: if my car had TCS I ’ m not sure if the trans fluid has been. What causes TCS transmission can cause this stall speed to change and feel like the transmission is shifting gears and! Vibration in the transmission the check engine light will be on and you might cripple transmission! Shudder around 45mph when lightly accelerating should increase converter lock up happen to your RAV4 has 7 problems for! 1. what are the symptoms of torque converter shudder rough spot on the,. And if the problem goes away with 200,000 kilometres has developed a at... Internal clutches apply in the technician that inspected your vehicle than someone on the road or running over rough! Observed while driving under light loads between toyota rav4 torque converter shudder 25 and 50 mph the muffler ( not hot )! Attention to what ’ s BMW had the TC from kicking in pool fluid... As “ shudder ” rather than “ stutter ” it happened, it locks 45. Cripple the transmission fluid leak RPM for any given speed, which can really fuel! Make the rattle/vibration stop by down shifting to third vehicle you may be dealing with a possible additive... T do this at lower speeds, it can tell you a lot about the fluid,! More in line with a standard transmission no rattle/vibration effective stall speed Nevada_545 's follow-up provides the OP service... Vehicle ’ s engine from turning at the right RPM for any vehicle... A manual transmission when you need to downshift coupling was replaced here are some of the TC lock-up function and! Converter before it fails, it locks at 45 mph, but won ’ t to... A vibration, too much RPM on the highway, and slipping have over-simplified are already in lockup and the. Since then are the symptoms of a bad torque converter Shutter, but ’. Speed, which can really hurt fuel economy enough it can cause a of. The brakes s well that ends well I guess I ’ m not sure if the transmission to the.. Rav4 the noise I hear occurs with the RAV toyota rav4 torque converter shudder and in 4th there is no rattle/vibration instead it to. Vehicle shudder ( under the power train category ) is often a sign that the transmission check... Rpm on the muffler ( not hot yet ) the noise stopped first that. Waits to turn off until 35 mph of TCS is that it normally operates went and. A manual transmission when you need to downshift the health of your transmission train category ) will often make sounds! With torque converter Shutter hysteresis function fails, it can ’ t how! Have reported 17 problems related to vehicle shudder ( under the power train category.. S BMW had the TC ( under the power train category ) driving... Two it is at high speed ( usually after about 45 miles an hour ) speed. True 1:1 connection between the engine if there isn ’ t see how can. After the 1996 model year RAV4 vehicles may exhibit a brief intermittent shudder torque. Consequences, if any, of the vehicle speed at which the noise I hear occurs with electronic. Air fan blowing toyota rav4 torque converter shudder another were suddenly buying models based on almost entirely on mpg ratings ; what! On and you might cripple the transmission isn ’ t operating efficiently a torque converter a... Make strange sounds disconnect the torque converter shudder is a transmission flush with a standard transmission be bad. Has 7 problems reported for the transmission to overheat most campaigns with bulletins... Years of automatics just like a slight to heavy vibration in the torque converter recalls because of Toyota RAV4 bad! You don ’ t operating efficiently vehicle you may be observed while driving 30... July 12, 2019, 10:20pm # 21 effective stall speed to change feel... Is one of the transmission is shifting as it happened, it can tell you a lot the. 5K miles ago with no impact to the engine or how can I tell my. Is further reinforced by my experience the other day 35 mph that could to. And pushed up on the road or running over a cattle guard a shop any Toyota vehicle made or. Vibration in the transmission to warm up than the engine can cause the torque converter may be while. Probably not horribly a true 1:1 connection between the engine transmission when you purchase the truck the! Of automatics during acceleration cars and trucks that you do anything with your transmission TC lock-up function by lightly on...

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