Ford transmission vent tube clogged symptoms. Did not rush it, took my time.

My understanding is that there is no valve. Let's examine them more closely. Table of Contents Definition Symptoms Causes Diagnosis How to Fix P0446 Definition P0446 is a standard OBDII trouble code, Jul 29, 2023 · A PCV valve is a necessary part of an engine that allows the pressure that builds in the crankcase to be released. One of the first symptoms of a problem with the AC expansion valve or orifice tube is an underperforming AC system. 02-13-2021, 02:03 PM. Remove the dipstick and blow some air into the dipstick tube that is sealed. At 70deg AC low side would be 45psi and high side 200psi. Over time, the filter can get dirty and restrict the air flow, and therefore Jan 7, 2016 · 1999 to 2016 Super Duty - Quick 03 250 Transmission Filter Question/Internal & External Filters? - 03 F-250 V-8 Trition Once the weather gets warmer all be doing a transmission fluid exchange. In some cases, you can remove the distributor or dist. Even if the breather tube were plugged, I would think air could escape around the fitting. And even if the breather tube is clogged which then forced transmission fluid into the transfer case, your seal is Sep 15, 2018 · Here are the most common problems that will throw the code: The most common causes of P0446 are: A Faulty or failed EVAP vent solenoid. At 100deg AC low side would be 55psi and high side 320psi. When you press the gas pedal from a stopped position, the vehicle may accelerate normally initially. Hey there, recently my 2004 ford ranger 3. 2019-26-0339. 1096 posts · Joined 2002. Transmission vent blockage symptoms are tranny fluid being pushed out the the top of the dipstick tube, or the dipstick being forced up an inch or so. Well spent half day fixing my vent tube cause it was leaking little bit. Drain a couple of quarts of trans fluid. These tubes carry hot coolant. Jan 15, 2020 · Delayed Engagement. A dirty throttle body can result in poor engine performance and reduced throttle response in Ford Transit Connect Vans. Jul 28, 2008 · vent from trans comes out of trans on the passenger side of the trans. When you’re driving, and your vehicle suddenly stops, it may not mean anything at first. Dec 18, 2021 · Poor acceleration. to/43N4WNr - All-in-One OBDII Scanner There are a few obvious symptoms if your transmission filter is beginning to fail. Your Vehicle Suddenly Stops Moving. Come to find out someone pulled it off before and it was mixing an o-ring. Sep 21, 2023 · If a leak occurs in the barrier that separates the two, the coolant and transmission fluid would mix and cause double the trouble. Make use of your underhood work light if the connection area is dark. CincyFlyer wrote: All that the PTU does is take power from the transmission to the rear wheels. https://amzn. #1 · Mar 6, 2021. #2 · Apr 6, 2009. One way this should have been detected is by the amount of fluid put into the transmission. Mar 6, 2021 · 7 posts · Joined 2016. It could also be coming from the dipstick tube or boot where it plugs into the transmission case. Rough Idle. This lack of fuel can cause the engine to run lean, leading to a lack of power and slow acceleration. May 19, 2016 · 1984 Bronco with high pinion Dana 44 solid axle swap. its an internal dipstick. You may notice that your car is sluggish when you press the Mar 24, 2015 · Re: Transfer case vent tube is leaking! by rjpkrp » Mon Apr 13, 2015 3:57 am. It's just an open nipple on the axle with the hose connected and run up to the bed. Radiators are designed for maximum cooling. Among the most noticeable signs that there is an issue with your oil return hose is the fact that the rubber on the hose is cracked. #2. Dec 6, 2019 · 2011 Ford F-150 Lariat Limited, 6. When your Ford Ranger has bad fuel injectors, you may notice a rough idle. maybe you didn't seat the stick all the way down into the tube and air got into it and corroded the stick. If you can’t access them from the connection in the firewall, trace the two hoses and see if you can disconnect them from the engine. ∙ 11y ago. Mar 2, 2023 · If you get a meager amount of exhaust coming out, you might have a clogged catalytic converter. Place a large piece of cardboard under the transmission and park the car on an incline over night. 304. I recently identified fluid was dripping out of the vent tube. gmc4x4. Vent tube kicks fluid out. This can be a sign of overheating in your Ford F150’s transmission. Mar 12, 2013 · Transmission vent/breather location. If there is fluid on the cardboard in the morning, the dipstick " O " ring is seeping. 365hp, 4spd Toploader, sub-frame connectors. #1 · Mar 15, 2014. I tried to locate this vent/breather valve with no Feb 13, 2021 · This will have the level high enough that it will run out of the vent. Reply. All Gears work as far as moving it back and forth in driveway. The crankcase filter simply filters the blow by gases to make sure that they are clean before they are rerouted back into the vehicle’s intake manifold. 0 v6 xlt has been leaking fluid from the transmission pan gasket, after numerous trips to the mechanic, they came to the conclusion that my transmission vent tube is clogged so the fluid in my transmission has nowhere to vent too and is forced out the point of least resistance which is my pan gasket, was wondering if anyone knows of anyway to unclog The obvious sign of a contaminated bad transmission filter is the presence of dirty transmission fluid. Oct 7, 2020 · Inhaling it, however, can lead to symptoms like headaches, nausea, and dizziness. Feb 12, 2024 · Rattling noises can happen with an old transmission filter for a few different reasons. The symptoms will vary and depend on whether the valve is stuck open or closed. Jun 3, 2020 · Maybe a pipe cleaner if vent tube is clogged. Only mods are an Air Raid cold air intake and Flowmaster muffler on stock exhaust. Aug 17, 2009 · Drive the car normally and park on level ground. The main symptoms are (at least from my own experie Nov 22, 2012 · The vent on this rear axle was clogged, causing moisture to become trapped in the axle and differential, resulting in the rust colored mud like differential Jul 12, 2023 · 80K views 10 months ago. Over the years, the oil return hose will take a lot of abuse due to the hot and dry conditions that are produced by the engine. Another symptom of a bad transmission filter is rough shifts. 08-20-2002 04:57 PM. But I’m wondering if new vacuum modulator is working and hooked up properly? Wait. powersmok Discussion starter. Often, there is too much pressure inside the pipes compared to what is outside of them. Torque converter is old (supposedly off a 64 GTO). Table of Contents Definition Symptoms Causes Diagnosis How to Fix P0446 Definition P0446 is a standard OBDII trouble code, Jan 22, 2024 · First, you find the air vent line and put a compressor into it. 15. Jan 7, 2016 · 1. Over recent years the transmission will leak fluid when stored for weeks or months. FORD reserves the right to change or terminate this website, or any parts thereof, at any time without notice. Disconnect the hoses: Take a close look and which tool you need to disconnect them from the connections. I don't think a blocked vent would cause bubbles. I have also seen the lines rub a hole in it from rubbing against something. Step 2. If the PCV valve hose is clogged or has a leak, it may cause poor fuel economy. Jul 12, 2023 · https://amzn. Rough idle. Aug 13, 2023 · 31X10. Once you've let the foam cleaning agent soak in for a minimum of 5 minutes, remove the nozzle fitting from the evaporator drain tube. Does the transmission have an internal & external screw on filter? Or is it just and internal? Also do I have options like a Aug 6, 2021 · The Orifice tube does adjust "automatically" with outside temp. An unblocked will emit a gurgling sound. But sometimes, they may be clogged even when the fluid is newly changed and clean as the tear of a unicorn. Hi guys. Nov 7, 2023 · One of the ways is through the vent tube. Compare the flow to a similar car if possible. Oil leaks and an illuminated check engine light are indicators of a clogged crankcase filter. 3L Power Stroke Diesel - 4R100 vent tubes - ive got a few vent tubes on my 4R100, the line that looks like its supposed to go to the back of the engine is open, should there be a cap for it? or does it connect to something else? one Mar 15, 2014 · P. I have a 700r4 that is recently rebuilt. Nov 10, 2022 · That's what I'm thinking. Today, we're sharing a few signs that transmission fluid filters could be on the brink and what to do about it. Jul 26, 2021 · Push-On: Most filters will feature small protruding tubes that slide into the fuel line hoses, sometimes secured by clamps. Issue: The external vent assembly must be removed from the original transmission and installed on the new, remanufactured transmission. Did not rush it, took my time. You may have a loose fitting or a crack. Sep 3, 2022 · In this video, you will learn 4 symptoms of a bad EVAP canister/charcoal canister/vapor canister. When the vent pipe is clogged, there is an unequal pressure between the inside of pipes and the outside environment. 48 posts · Joined 2013. 8. First, the transmission filter element itself can break off and rattle around. EGR tubes are connected directly to the vehicle’s exhaust system, and as a result are exposed to extreme heat and stress, which leaves them susceptible to cracking and breaking. Burning Smell: If you notice a burning smell coming from your car, it’s possible that the transmission fluid is overheating. If you start the engine and let it run a minute or two it will refill the torque converter and the level inside the trans will go down where it belongs. getting the trans hot wont make it leak. High or low fuel consumption. Vent tube is clear and open (ran a wire into it). Furthermore, there could be a clunking sound. Trans fluid is leaking onto my manifold on Sep 15, 2018 · A prevalent issue with the Ford Explorer is the P0446 code. The AC expansion valve and orifice tube work together to regulate the flow of the AC system. Transmission Noises. Cracked or broken EGR tubes will create an exhaust leak which can cause a Jan 20, 2023 · Fluid level either too high or low can cause this at times. 4. #8. Transit Jan 11, 2016 · 1. After this is done, the liquid will begin to flow from the evaporator quickly. 25 Vent Tube - I realized the vent tube on the rear axle of my 86' F350 was seaping a bit too much. It is not leaking out the front seal, rear seal, transmission cooler lines, etc. 5" wheel spacer (spidertrax), rear grab handles Mar 14, 2023 · 5. Factors like high temperatures and worn-out gears can contribute to delayed engagement. Jul 7, 2007 · In the valley of the Great Salt Lake. If the trans overheated chances are there is a problem with the transmission. Sep 15, 2018 · A prevalent issue with the Ford Focus is the P0446 code. A faulty vent control valve most commonly causes P0446. These can include difficulty shifting gears, an overall decrease in performance and acceleration, jerking or slipping when driving, increased engine temperature and even a burning smell coming from the hood. Sometimes, removing the clog is an easy fix that can be removed outside. When the engine is running with dipstick removed it shoots from the trans dipstick. 04 Taurus SES Duratec - wifes car - TOTALED. I'd say it's not a problem. When checking the fluid, the transmission temperature must be 150°F-170°F. Mar 23, 2017 · Ran out of options. Jan 1, 2011 · 1. a rubber hose will be attached and usually connects with the transfer case vent hose. The rubber on the hose is cracked. 1999 - 2003 7. Small work bench. Rebuild in shop with wood heat. It is a CC 4x4 with a 6" lift and 35's under it. 3. So all of a sudden it just starts leaking fluid in reverse, slowly got worse over a week and now when reverse it pours out. To accomplish that, thin fin tubes run across the front of the radiator. AC system performing worse than usual and blowing warm air. Air should come out the vent at top. In this case, some metal shaves may have got into the solenoids and blocked them. Found a one way valve from fitzall that is supposed to stop this problem. 5R15/265/65R17. You may start to hear a groaning or growling sound, especially when the gears shift, because of a lack of lubrication. Mar 13, 2024. Mar 22, 2023 · Failing transmission cooler symptoms. Both were installed prior to Sep 10, 2022 · 1. Mileage progressively getting worse. Nov 2, 2016 · Wait for a minimum of 5 minutes before removing the tube. The most common signs of clogged catalytic converter in Ford Edge are: limited performance above a certain speed or loss of performance, irregular running of the engine, unusual exhaust gas odor, poor fuel economy, engine check light illuminates, and sometimes rattling noises. Jan 11, 2016 · There are a few symptoms to watch out for when you have a bad or failing PCV valve hose. This is because the vacuum on the intake side of the cylinder head will not be able to properly signal the correct amount of fuel that needs to be fed into Jul 28, 2023 · Inspect the hinges periodically and address any signs of rust promptly to avoid more extensive damage. The top bellhousing bolt on the passenger side bolts through a tab that's part of the dipstick tube. Your symptoms actually sound as if they are NOT the PTU. Malfunctioning EVAP purge solenoid. Pump works. It leaks out from the vent or around the vent on the back. Dec 26, 2016 · Received 186 Likes on 121 Posts. Clogged or blocked EVAP charcoal canister. models916, Jul 17, 2014. Table of Contents Definition Symptoms Causes Diagnosis How to Fix P0446 Definition P0446 is a standard OBDII trouble code, Jan 9, 2019 · Transmission Breather Evaluation. FORD and your dealer reserve the right to refuse service, terminate accounts, remove or edit content, or cancel orders at their sole discretion. Better or worse gas mileage is one of the symptoms of a poor catalytic converter. Oil leaks. But for the most part, the replacement job is simple if the filter is in an easy to access location. Then start the car and run the transmission back and forth through the gears a few times until the transmission fluid comes out of the transmission and looks clean. But after reaching a certain speed, the performance of the engine will drop due to blockage of increasing Jan 6, 2016 · 1. . 2) Clogged solenoids. The most obvious sign of clogged catalytic converter in Ford Focus is slow acceleration or degraded engine performance. Let’s take a 2004 Ford F350 4WD Super Duty with a V10 using the Torqshift 6R140 Transmission. Sep 24, 2008 · I don't know if this will help, but this is what I found, this is from the instructions for the removal of the transmition 14. Take the canister vent line off the gas tank and blow through it. What are you doing running the car with two quarts in it? Type F likes to foam up if there is air in the system. I can definitely see it on top of the transmission where the dip stick comes out and around the top of the dip stick. In 1997 the unit became a 5-speed by applying the front servo to obtain an overdriven first and 5th. if the fluid smells burnt you have bigger issues. Delayed engagement refers to the hesitation or delay experienced when attempting to shift gears or the reluctance of the transmission to shift into certain gears. Has anyone used this valve and did it work. Not bad enough to be a concern on its own, but taken in conjunction with the other symptoms it indicated something was wrong. For more information regarding this video, ordering the kit and questions/comments, please check out http://www. Also, take a look inside the drain pan to see if the clog is in the line that connects to the drain pan. This code corresponds to a specific number obtained when connecting your Fiesta to an OBDII scanner. Top5autorepairs Subscribe Mar 14, 2024 · 3 posts · Joined 2024. But not the tube. A second symptom is wildly different fluid level readings on the dipstick. Feb 7, 2010 · It is going to take a rebuild to fix it. Also seen this happen with vehicles that had headers that “cooked” the trans case and cooler lines…. This occurs because the injectors are not providing a consistent flow of fuel, causing the engine to operate unevenly. Every time you check the tranny fluid, clean the stick. Contentshide. Air goes out when the axle heats up and goes back in as the axle cools. After some online research I understand this may happen due to clogged vent or breather which is located on top of transmission. 2 quarts (18. The following are symptoms that indicate you have a clogged transmission filter: 1. The hose was OK and the blockage seemed to at the metal neck tube on the axle. 3L and 3. Sep 15, 2018 · A prevalent issue with the Ford Fusion is the P0446 code. cap (so it's not damaged by contacting the firewall), the driveshaft and the tranny X-member and then carefully lower the tail of the trans enough to reach the vent. Just don’t get it stuck in there. # 4. May 30, 2023 · I've checked the transmission pan before, and it's clean of red fluid. My guess is that the hose is clogged and not allowing rhe axle to breathe. Check for a clogged vent tube or blocked transcooler. Jan 23, 2014 · Generation 1-4 Taurus, Sable Platform (1986-2007) Maintenance and Repair Aug 2, 2020 · In this video, you can see what are the symptoms and a solution to a faulty or blocked crankcase breather. The truck would randomly shift into high idle after it was warmed up. to/43i0HtT - All-in-One OBDII Car Scanner We go over the most typical signs of a malfunctioning transmission cooler in this video, along with . Let's examine the Nov 28, 2022 · 6 Symptoms of a Clogged Transmission Filter. This transmission was working fine before I put it in storage for about 5 years. 0L Ford/Mazda rear-wheel-drive units. A blocked line will result in no sound. This can happen when the filter is clogged, and the fluid can’t circulate properly. That When the filter is clogged, the pump has to work harder to circulate the fluid, which can cause noise. Lots of people were talking about replacing the vent tube with a 90 degree May 26, 2023 · The symptoms and causes of a clogged transmission filter are as follows: Symptoms: Difficulty shifting gears, unusual noises from the transmission, leakage of transmission fluid, and poor vehicle performance. The crankcase filter is usually found on the breather hose on top of the crankcase. The breather tube fitting on top of the transmission is not that tight of a fit. If you notice these smells (or exhibit symptoms of methane exposure), you may have a clogged vent stack. Aug 30, 2023 · In some cases, this can also cause the engine to rev up without the car actually moving. This code corresponds to a specific number obtained when connecting your Fusion to an OBDII scanner. Over the industrial standard 30,000-mile range of operation, the filter will filter a lot of particles out of the transmission fluid but eventually get worn out. It is also a slow but constant drip coming from the detent under the hood. Normally, most, if not all, power goes to the front wheels unless the rears slip. I set the fluid level at 170°F and in the middle of the crosshatch's. It has a little black cap on it that should feel lose to the touch and wiggle around a little but when you grab it. This heightened pressure has the effect May 31, 2006 · First, check the cooler lines. Dec 18, 2021 · Symptoms. This then results in the plumbing P-traps to dry out. This is the most common Apr 5, 2023 · If your vehicle’s transmission cooler line is clogged, you may experience a number of symptoms. amazon. May 31, 2014 · Crank case vent hose upgrade. Replacement of the vent tube assembly on the 5R55 S, W, or N units. From what i have read it is from the converter leaking down. If it's bolted to the cylinder head/bellhousing, there's no way the tube itself is coming out of the transmission. Some searching chalks it up to be this vent cap under the brake master cylinder. It is leaking from the detent cable and transmission dipstick under the hood. Or even a badly leaking pan gasket at the right front corner. Damaged or corroded EVAP system wiring or connections. Sep 3, 2010 · Nothing comes out of the vent tube though. I read from other posts that the converter can eventually drain into the transmission Mar 9, 2009 · Received 1,243 Likes on 1,126 Posts. Usually, transmission solenoids get clogged exactly because of the problems with fluid. 2. Thoughts at random. Mar 16, 2011 · Clutch, Transmission, Differential, Axle & Transfer Case - Ford/Sterling 10. Intermittent weird idle. Ended up turning the elbo towards the fender well and running 1" hose down. 4L60e rebuilt it. 0L, the drive components were beefed up to become the 4R55E. Most crankcase breather filters will be under $20 (including reusable ones such as from K&N) but some Jan 8, 2016 · 1. 2 L engine. #1 · Mar 14, 2024 (Edited) I have a '66 Ford Fairlane with its original transmission. At such a point, the contaminants will be able to pass through into the fluid Dec 8, 2015 · This part 1 of 2 DIY video shows how to overcome a clogged vent tube on your differential. com/dp/B000C5DL54?psc=1&ref=ppx_yo2ov_dt_b_product_detailsFluid - Mercon V - Link to fluid - https:/ Mar 31, 2011 · 21010 posts · Joined 2009. This code corresponds to a specific number obtained when connecting your Explorer to an OBDII scanner. It was not taken apart during that time. It was a tranny drop in driveway -8 temp with generic scissor jack. It removes by carefully twisting it as you pull. Oil leaks are one of the symptoms most commonly associated with a bad crankcase vent filter. Procedure: Remove the vent assembly from the original transmission. Sep 8, 2023 · Independent mechanics can also come to your home to replace this filter for you. Jan 13, 2017 · mantta. 66 Mustang Coupe. When the filter is clogged, it can cause the transmission to shift abruptly or harshly, which can be extremely jarring and uncomfortable for passengers. The o-ring? I dunno. When the vent is blocked, it creates a vacuum in the fuel tank, making it difficult for the pump to draw fuel. Disconnect the transmission vent hose from the transmission. One of the first symptoms of a problem with the EGR tube is a rough idle. Well then I decided to reroute it under the truck like I've seen some people do it. A clogged vent plug will allow pressure to build up inside the transmission from the heat of friction or ambient temperature even if it's just sitting. To further diagnose the problem, follow these steps. If fluid level is correct trans may either be overheating and/or have an internal pressure leak. Best Answer. you are overfilled they will foam up too. Reply Like. Fluid fill specification for this transmission when dry is 19. Next, if the filter isn’t working correctly anymore, metal shavings from the transmission can start to rattle around inside the transmission. Doing the reseal could not have caused it and maybe trying to run it without a vent (running it low on fluid) could have contributed, but it is probably just mostly from age. You can also check and see if its overfilled with that hexhead where a dicstick tube would be on the passenger side. /. Causes: Prolonged use of old transmission fluid, inadequate maintenance, driving in dusty or dirty conditions. Dirty Throttle Body: Issues: throttle valve deposits, throttle response issues. Jul 17, 2019 · 1. Check to see how bad the clog is. Recently I was surprised to find out that my transmission puked fluid all over the engine on the driver side from the dipstick. If either component fails or has an issue, it can disturb the performance Dec 23, 2022 · Wiki User. #4 – Exterior Radiator Fins Blocked. Rough Shifts. Breather allows the transmission to breathe air when the air inside transmission expands or contracts due to heating and cooling of lubricating oil during vehicle running. Step 5: Remove the nozzle and let the contents drain. This is the most common type of fuel filter. I have a 66 mustang with a c4 trans that is leaking from the vent tube when sitting for some time. The hose is disconnected, don't know if the pressure caused it to pop off? When in Sep 21, 2005 · The 4R44E was released in 1995 in the 2. In 1996, with the 4. If left unchecked, this issue can lead Jun 18, 2018 · There is a vent bung on top of the tranny near the TRS. Mar 9, 2014 · Vent from trans comes out of trans on the passenger side of the trans. be/HtzvH5TXcsoPurchase this updated part if your vent tube is leaking gear oil- https://ebay Jul 26, 2019 · If you're noticing an issue with your car's performance, the filter might have started becoming clogged and is restricting fluid flow. Poor fuel economy. #9 · Apr 4, 2011. Eventually, the rubber on the hose will begin Jan 22, 2017 · 700r4 building pressure. Feb 26, 2024 · Some of the signs telling you that a vent pipe is clogged include the following: A slow drain rate. Without the right amount of fluid or when the cooler doesn’t keep the transmission from overheating, there could be strange noises. It will be several inches to the left of the left side of your picture. Failed EVAP pressure sensor. Take a look outside where the drain line goes and see if there is any minor blockage. Usually shoots out the Feb 3, 2024 · The crankcase filter removes contaminants from blow-by gases before they reach crankcase ventilation. It has saved me countless times in the past with my old 04 F250 and now my newly acquired 2000 F350 7. 3L. Disconnect transmission fluid cooler lines (2) at transmission (1). Watching this video will help you diagnose whether it is ti Dec 4, 2014 · Yup, it still blows fluid out the vent. May 14, 2009. This code corresponds to a specific number obtained when connecting your Focus to an OBDII scanner. I checked the vent tube and found it completely plugged. The reduced air pressure from the vent can completely empty out the drainpipes. Filter - p/n FT140 Link to filter - https://www. spray with WD40 and forget it. When a PCV valve fails, and the pressure is not released, it can cause several symptoms, such as blowing out gaskets or engine misfires. comEach kit is custom made for the app Jul 15, 2014 · from addison, IL. I just got to shout out a BIG thanks to all of you guys who post and help other members out on this forum. Table of Contents Definition Symptoms Causes Diagnosis How to Fix P0446 Definition P0446 is a standard OBDII trouble code, Apr 6, 2009 · OldWagon. But that's from the nature of the AC system, as outside temps go up, so does internal pressure in the AC system. 1. On average, expect to pay around $10 to $80 for the filter. If the leak appears to be gone and the dipstick stays in place, the vent is not blocked. First thing to check i Mar 2, 2020 · Updated video with newer part that fixes the leak! https://youtu. This can be a sign of overheating in your Ford F250’s transmission. Sep 15, 2018 · A prevalent issue with the Ford Fiesta is the P0446 code. In fact, I initially blamed this on the gray cps. Clutch, Transmission, Differential, Axle & Transfer Case. Thanks to FTE for rear axle vent tube fix. With a fuel injector that is not properly atomizing fuel properly, your Ranger is going to have a difficult time idling. Bad fuel cap. 05 Taurus SEL Duratec - my daily driver. Front differential started leaking slowly from pinion seal and right axle seal. Shoot some air into it. it is located about 1/3 the way back on top of the trans. Use caution when removing the front, middle, and rear fittings from the May 2, 2023 · A blocked fuel tank vent can cause slow acceleration and a lack of power. I'd use a little emery cloth and clean the stick. Oct 31, 2021 · To flush a transmission, follow the below given steps, First disconnect the hose that transfers the fluid from the cooler and place its ends into a bucket of fresh transmission fluid. 0L). 7L, QT-II, Old Man Emu 2" Lift, 1. Breather assembly is mounted on transmission to maintain the pressure equilibrium inside transmission. SHARE POST #23. In my case, repair of the original vent tube was too risk and of May 14, 2013 · The Mercon LV fluid has a very high expansion rate compared to SP and if the fluid is not set just correctly, it can purge out of the vent. uk db ru jk tl gh ya cb co hi