its not an additional gauge that I put on "mod" or anything? It will not stall on a gradual stop but will stall in any situation when stopping quickly. How Does a CVT Work? Thx. The Fora platform includes forum software by XenForo. Humidity 89%. You've got questions. Buy one of our O BD-AUS units here for $ 39*. Choosing to buy a vehicle with a CVT is a point of preference. Subaru simply not for towing. infinitely, they are "continuously variable." The CVT requires fluid pressures up to 1,200 psi to operate and it must pass through small passageways, which may result in a momentary hiss or squeal sound. Vs a hill climb you spike temps for a short time, possibly only heat up a portion of the fluid in the system, then you have a down hill where you can cool things down pretty quick. And the Forester gets an engine oil to coolant heat exchanger. They did not confirm what "too high" was however--I have an email to one of the NE engineers to try and get a specific answer. 40-65C (104-149F). Noise is created by these gears, however at a lower frequency. I am biased toward my scan gauge but probably mostly because I bought it 12 years ago and it still works fine. When accelerating from a stop, a vehicles transmission uses lower gear ratios to allow for acceleration and once a steady speed is achieved, the transmission uses a gear with a much higher ratio to keep the vehicle in motion. 83,795. Increased clutch band and clutch pack capacity. If you're lucky they will change your fluid as part of the troubleshooting process and not charge you for it. I agree and don't intend on abusing it or trying to do something with it that it's not designed to do. Please provide your email address to begin receiving price alerts at home, at work, and on your phone! ten-speed bicycle you rode as a teen? This is normal operation for many CVTs and likely not a cause for concern. Hello, And it seems to stay around 218*+. I loaded the rev3 tune from TH about a week before this all started, and I didn't have any long drives between loading it and the first time the light popped. But a proper temperature reading taken at the cylinder head and such you'll find temperatures higher than that. If you're reading it from the multi-function display in your non-US XV then you're reading oil temp. Our dealership uses cookies to provide you with the convenience of not having to reenter information, such as user IDs and passwords, multiple times during your visits to our Web sites. Perhaps the Forester warms the CVT fluid to improve low temp operation? JavaScript is disabled. We do not sell, rent, or trade consumer information to third parties, other than as described below, and never without your consent. The Fora platform includes forum software by XenForo. My thought was that it was due to the recall but evidently had no relation, as per Subaru dealer on Maui. Driving at slower speed OK. At the range of 45-60 mph, noise is very predominate, thus requiring me to drive at slower speeds than required. What a joke. When upshifting to subsequent gears the same will occur once more. UV Level. Because we do gather certain types of information from visitors to our sites, we have developed a privacy statement to help you understand the terms and conditions surrounding the collection and use of that information. I added a Cobb Stage 1 OTS map and did Danoz fix to prevent boost leak, the vehicle has no other performance mods. Synthetic 5W 30 Oil GALLON. Because the moisture will evaporate from the oil? I'm assuming it is related to elevated CVT temp but want to measure and verify. So, for those of you who tow, if you have one of the very few specific OBD dongles that work with ActiveOBD and an Android phone, you can monitor your CVT temp when towing. The Engine Control Module (ECM) and Transmission Control Module (TCM) work together to bring the engine and catalytic converter up to operating temperature as quickly as possible by using a lower gear ratio to increase engine RPM. When the temperature crosses 250F, it hardens the rubber seals and leads to their cracking. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. A. I'd like to share that Honda doesn't say what their CVT fluid is made of either; is it conventional? You need a gas gauge so you dont run out of gas, you need a tach so you dont redline your engine. If you were towing at the upper limits of the Wilderness then yes, you should be concerned about temperature. TR690 CVT was also modified to extend the transmitted torque; new version . Instead, the CVT uses a pair of variable diameter, cone-shaped pulleys connected by a steel chain, which transfers all engine power. If your transmission fails while your vehicle is in this hot condition, you may be at risk of serious injury or worse. Of course, cold fluid is also hard on things as well since cold fluid doesn't work as well as operating temperature fluid -- which is the reason for the heat exchanger on the transmission -- as well as oil temperature and pressure sensors found inside of the transmission. Cookies are small files placed on your hard drive that assist us in providing you with a customized browsing experience. 6. No light warning for low oil displays. That's a good rule of thumb, if you don't have a way to measure. speed, you used the wide gear. Because there is not yet an accepted standard for how to respond to a DNT signal, we do not currently respond to DNT signals on this website or on websites where we provide advertisements, content, or other services. Tsukasas blog is one of the best resources for information about keeping your favorite imported car running smoothly. This information may be used to provide you with information you've requested about our company, our products and our services, or to provide you with special notices. You're ready to visit Sport Subaru! While they may seem similar, the actual platform that each of these cars use. Rather than using gears as in traditional automatic transmissions, Subarus CVT uses two fluctuating hydraulically actuated pulleys and a chain link. Please let us know what they say! Inspect the components to see if they are showing any wearing sign. Won't rev past ~4k. that means that you are at risk of having to replace . Can you mix the the Subaru CVT HIGH TORQUE fluid with the Amsoil TR690/VTF22 CVT fluid, because according to Amsoil, it is compatible with the Subaru CVT HIGH TORQUE fluid. If all the components are functional and you are driving at a normal speed, the ideal transmission temperature is 175F or less. Whether or not Subaru's CVTs are reliable is something owners will debate all day long. Overheat destroys the fluids lubricating qualities and the ability to friction. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. redesigned Lineartronic Continuously Variable Transmission elevates efficiency This is also the point at which the combustion of air and fuel is most efficient, resulting in lower exhaust emissions. The vehicle continued to lose speed and would not respond when I pressed down on the accelerator. However, dirt in the fuel or components, lack of regular maintenance, and damaged or broken parts, fluid leakage, driving at a high speed for a long time, and a couple of other reasons cause the transmission fluid to heat up. Thought that would take care of the AT temp light but it did not . Features & Benefits Enhanced friction durability prolongs transmission life and promotes smooth shifting. A CVT was first used in a car in 1896 and has moved in and out of popularity over time. Just seems really toasty to me, compared to what I'm used to seeing in vehicles with non-CVT auto trannies. Both Subaru of America and Devoe Subaru in Naples have been unresponsive, dismissive, disrespectful, and uninterested in fixing my car in a timely, professional manner. Usually when air conditioning is running. Connect the Subaru Select Monitor to data link connector. Most cars run a higher RPMs during colder weather after a cold start. When I bought the scangauge, display brightness in sunlight was one of the negative issues frequently discussed. Would car go into limp mode once CVT overheats? It pains me to post this, but I think I'm having a real problem with my Crosstrek. After stopping the vehicle, shift the select lever to "P" range. According to the 2020 Subaru Outback owners manual, It is unnecessary to check the continuously variable transmission fluid level. As it gets closer to the ideal operating temp, it'll go back to normal RPMs. Question type: General. Another option is RWD conversion through DIY means or in the form of a purchased kit via MRT, Rocket Rally, or Kingpin. Also, its not causing any issues as far as decreasing performance of the CVT unit in efficiency or power delivery long term. Moon Rise. While it's by no means a poor design, it presents its own list of possible issues. Max i've hit was around 220 but it quickly cooled down when i started moving again. When driving a car with a It will help you take actions at the right time. The Lineartronic TR580 is 100 mm shorter and 15% lighter than the TR690, and that is the reason why the . Also, I have mounted over my mirror so not much glare. I'm wondering at what temperature the coolant sensor tells the fans to turn on. Send it in for repair. Temperature Control Dial 5. Fans engage about 185 (because of where the because its mounted at the bottom of the engine. 4. The Fora platform includes forum software by XenForo. A Continuously Variable Transmission (CVT) is an automatic transmission that doesn't use gears, instead relying on a chain and pulleys to transfer power to the driven wheels. When you floor it, engine speed will jump up rapidly to about 5,000 RPM and stay there. The maintenance schedule does say to inspect at those intervals, but I imagine their definition of inspect is to just check for leaks. I think that could work. Got up to 240 degrees before having to pull off for gasoline. The steady engine RPM and lack of shift shock are contrary to what you may have been accustomed to and will take some time to adjust to. 240+ is. When decelerating over a longer distance such as a highway off ramp the CVT will keep the torque converter locked-up as long as possible to provide engine braking similar to a manual transmission equipped vehicle. Mind you this was on a day when it was 80 degrees outside too. Anytime you visit our Web site, we may gather certain non-personally identifiable information regarding the means you use to access our site. I don't see how it could be related, but I'm going to try loading up the stock tune just to rule it out. Thought that, I learned that the light illuminates at 265f degrees. Remember the fluid is the life line or blood of the transmission. It also provides superior cooling and excellent low-temperature fluidity for smoother operation in cold weather. I will no longer own a Subaru. I have a copy of the 2015 Subaru Field Service Manual (FSM) and thier own manual states the operating CVT temperature is between 140-176 degrees F. Most AT fluid is said to lose 50% of it's life for every 20 degrees F above 175F. My question is 168 too cool for this transmission? Cold is not always best. What Happens When Transmission Temperature Light Comes On? I was glad to hear they extended the cvt warranty to 100k mi, that gives me a little peace of mind. The problem is the fluid quality and life starts plummeting once heat starts to build up and crosses the safe limit. I used the NHTSA website and found on average more reported issues with the older transmissions than with the CVTs. As stated the fluid temperature chart is for the Hyundai 6 speed automatic transmission. JavaScript is disabled. RELIABILITY - Subaru CVT vs. Toyota Power Sharing Transmission. The fluid should be at the right level and color. but I guess we can call 190+warm and about 220+Hot? When you purchase through links on our site, we may earn an affiliate commission, which supports our community. I called for a tow truck and had my car towed to the local Naples Devoe Subaru dealer. relationship of engine speed Hans nailed it. On the contrary, its alarming when it crosses 225F. If your vehicle pauses or hesitates when you press the gas, the CVT could be malfunctioning. As a result, these seals leak both pressure and liquid. 2011 Subaru Outback F4-2.5L SOHC. To understand the operating characteristics of a CVT we need to understand why CVTs were developed and what they are designed to accomplish. Do get this on Amazon.com. Getting passed by Semi's does nothing for the reputation of these cars to passerby's, haha. Please post tranny temps (range) you observe when you start towing. A Subaru equipped with a CVT will generally raise the engine RPM to a certain level based upon accelerator input and engine load. Articles may contain affiliate links which enable us to share in the revenue of any purchases made. industry SPECIFICATIONS Meets Dexron-IIIH, Mercon Normal fluid looks red odor dark red but its a matter of concern when it develops a brownish tinge or turns dark. Lineartronic is designed for linear response, and of course First off, I called a dozen different Subaru dealerships, and NOBODY could tell me either the temp that turns the light on (too hot) OR, the normal operating temp. We'll have this time-saving information on file when you visit the dealership. Rear Window Defogger Button Rotate the temperature control dial from Press the rear window defogger button blue for cool, to red for warm. I have a 2015 FXT that I bought recently with 90K miles on it. 1) Its a CVT not a trans with clutch packs, different animal and hard to make a direct comparison between the two without a lot more background knowledge and data. Especially if you do some towing. If the vehicle is within 10 years old, most of these problems should be covered under Subarus extended warranty. Three times in one and a half years. The following sections are meant to describe the relationship between an engines power output, gear ratios, and their effect on fuel efficiency. Does anybody know the normal operating temperature range of the CVT in a 2015 AWD CR-V? All rights reserved. Were the best Subaru Forester Owners Forum to talk about the best years of the Subaru Forester, modifications and reliability history of the Subaru Forester. The cooler is really a heat exchanger that uses engine coolant to cool the CVT fluid. Still not sure it is. Due to the linear nature of the CVT, the torque converter is able to partially lock-up at approximately 9 km/h then lock up completely at 24 km/h, and remain locked as the gear ratio changes. That's what I think since you asked. If the fluid is not in the correct temp range (95-113 deg F, 35 - 45 deg C) then it is Not Okay and the easiest way for the common folk like us is to use one of these wireless bridges and a program on our phones. After all, Subaru couldn't be as popular as if it was selling bad products. Sounds like the issue was been addressed. 2015 Subaru WRX Prem CVT Galaxy Blue Pearl. I no longer believe my Subaru is a safe vehicle. That's all I'm sayingif well north of 200F tranny fluid temp is normal for a CVT, then so be it. Semi-synthetic? Once a steady speed is met, the transmission control module adjusts to the highest gear ratio possible to reduce engine RPM resulting in reduced fuel consumption and emissions. different speeds. Engines are designed to work over a wide range of engine speeds (RPM) however the torque and power output do not remain constant. Moonrise 9:19 am. Any information you provide to us (i.e. The transmission This statement discloses the types of information we gather, how it is used, and how you can gain access to and edit any data that we've collected about you at any time. If a CVT belt or pulley is malfunctioning, it could create the sensation of the car shuddering or shaking. Our dealership may disclose specific personal information based on a good faith belief that such disclosure is necessary to comply with or conform to the law or that such disclosure is necessary to protect the users of our Web sites, the sites themselves, or the public. My car had a broken transmission at 43,000 miles. Driving around town and in traffic cools it down. As it has no physical gears or fixed gear ratios it provides an advantages in terms of acceleration, smoothness, fuel efficiency and eco-friendliness. It's about 90 degrees today, but I'm on flat ground now and on back highways traveling 55-65mph. ~ The Cheshire Cat (. There was no 5 speed automatic option. Mind you this was on a day when it was 80 degrees outside too. Its not an engineering problem when used in the appropriate climate it was engineered for. I kind of like the look of the display of the UltraGauge but if ammcinnis is correct that it doesn't monitor cvt temp that would be out. This is especially true at full throttle. It's not like Toyota that recommends a scan tool for their CVT changes but you can get away with just measuring cold and refilling the same amount.
