Losing Transmission Fluid No Leak

Most automatic transmissions hold eight to fourteen quarts of fluid. I just had the automatic transmission replaced along with torque converter and transfer case. The cooling fan blows it back on the engine where it evaporates and gets sucked into your cabin air duct. Corrosion of your radiator tubes or damage because of stones or debris can create a leak. Transmission Fluid Depending on its age and condition, transmission fluid can either be pink, red, or brown. Finding a pale brownish stain that is very slippery would indicate a brake fluid leak. Just another observation. Problem is the transmission has a minor leak. In order to repair an internal transmission fluid leak or front seal leak, in most models the transmission must be removed from the vehicle. It could also be power steering fluid if it's feeling like oil rather than water. 80 percent of transmission fluid is:. The gearbox needs oil in it to cool & lubricate the gears, if it runs dry it will sieze up sooner or later. Fluid leak from top vent on transmission case: This problem was much more common to see on the earlier model years of this transmission but is still a potential problem that can happen. The dip stick feels secure but there is some kind of pressure that is popping it up and the fluid is leaking pretty bad. Just pull the fill plug from the transfer case, and if fluid comes running out, its over filled from the cross leak. Since you do not have any issues driving then it may just be a very small leak. Fluid begins to leak into unsightly places. Transmission fluid is slowly leaking into the transfer case. At higher temperatures, the oil starts to break down. The leak should be coming from the middle or front of the car. But a leak in. Shortly before diagnosing the connector leak, I had pending malfunction codes for both rear O2 sensors. Green or Orange: A sweet-smelling green or orange fluid is probably antifreeze. Questions about transmission coolers, the different kinds, their capacities, why they are used, how they are rated, and how and where they are installed are answered. That's why I was interested to see if the vacuum modulator is the fault here. When the fluid begins to leak it won't be long at all before your transmission will wear down with repairs that can cost hundreds to thousands of dollars. If you have a brake fluid leak, address it immediately. This ensures no loss of fluid or pressure. Losing trans fluid, but no leaks. Do you have a fluid leak under your car or truck? Here's a simple way to be your own private investigator. I had my radiator replaced a few weeks ago - then, separately, had the lower radiator hose replaced about a week ago (groan) - and now have what looks like transmission fluid leaking from the area. There is an "O" ring seal leaking in the electrical connector to the transmission. the fluid is spilling out of the top. The dipstick under earm engine condition registers fluid level barely hitting the lower mark - so definitely low. Average Transmission Leak Cost Based on Make and Year >> The Environmental Consequences of Transmission Leaks. Can I drive with a transmission leak? Continuing driving with a transmission fluid leak is not recommended, as the leak may become worse while driving and it will be impossible to tell how much fluid you lose while in motion. When your brake light comes on, your brake responsiveness fades or your brake pedal begins to sink toward the floor, you may have a brake fluid leak. I have a 98 Dodge Ram 1500. The correct fluid is a synthetic mineral oil, such as Pentosin ATF-1, Mercon V or Volkswagen G 052 162 A2. Low Transmission Fluid Symptoms. Transmission fluid low, but no signs of leaking I checked the level every now and then and its always been spot on. A spot of brightly colored fluid is coolant (sometimes called "antifreeze"). Transmission fluid lubricates, cools and powers a vehicle's transmission. One of the input stems on the radiator blew out and allowed most of the transmission fluid to leak out. 2 months go by and no money so repo the truck back not to find out later he was pulling a 3 axle stamp 3/4 inch steel trailor with inline 6 cummins out of a big rig. This is because the fluid interferes with the transmission of sound into the nerve of hearing. Many cars have clutches that work hydraulically. Many times, the solenoid can become damaged because of insufficient fluid levels or other electronic problems with the solenoid. A4LD This transmission is a rear wheel drive 4 speed automatic. Transmission fluid is sometimes difficult to distinguish from oil; however, this fluid has more of a reddish color and smells similar to gasoline. If your vehicle’s transmission is slipping and there are no leaks, the solenoid is the next item that you should check. We also clean the pan surface and transmission case and do not use sealer. Factory method for VW DSG fluid drain and refill The factory method is to overfill the transmission and let any excess overflow out the top of the snorkel and out the drain. The low level of fluid could be the result of it leaking through a cracked or worn out component. I was taking my r1150gs out of the garage to set off on a long trip when I noticed a puddle of oil on the floor underneath the cat. Lately I am seeing a 2 -4 inch stain of tranny fluid on my driveway. 750 liters is usually sufficient for a filter change. A transmission fluid leak is typically a sign that there is a problem with the transmission. Now here is the issue, modulators have become outdated in the quest to computerize car transmissions. We were told that we need a rebuilt/used transmission after it started losing power in second/third gear because the transmission fluid was low. To check and/or fill the transmission requires you to get UNDER the car through the drivers side wheel well. Sorry for the country-ass diagnostics - I grew up around dirt track cars and such, so feeling/smelling/tasting (yes, sometimes tasting) fluids is the easiest way for me to figure out what's leaking. I also have seen no lack in performance in my braking system. Since no one else has brought it up yet, looks like an Eaton manual transmission off of a semi truck. I am done sticking $$ in it, because no one seems to be able to fix it. It has dozens of moving parts typically under electronic and hydraulic control, so fluid is imperative to its operation. be/XKBk9ntork8. One thing that I noticed this weekend when I was checking the level of the fluid is that when I removed the dipstick, the reservoir was evidently under pressure. I hit a pothole the size of a northstar. A visual inspection is used to identify the cause of manual transmission/transaxle fluid loss. RexSeven wrote: According to my dad and to the mechanic, there is no visible evidence of an ATF leak, so my question is, what else could cause the transmission to go through all that fluid? Sounds like an elusive invisible ATF leak. Re: 4L80E Transmission Problems: james d smith: 7-25-08 : Thank you for taking my question,A friend of mine wanted to buy my 1994 gmc 2500 4x4 diesel 6. The only ways a transmission can be low on fluid is if it wasn't filled completely at the factory, or if it has a leak, there is no "normal wear and tear" loss of fluid. Transmission fluid is circulated by the transmission fluid line and a torque converter, and damage to these components -- usually in form of cracks -- invariably ends up in fluid leak. You can also have antifreeze leaks at the various hose attachment points. Here's more on transmission slipping diagnosis. But there is no miracle cure in a can. Remember that transmission fluid leaks can be avoided with regular maintenance. It's on the passenger side. After many years, GM engineers apparently caught on to what had to have been an odd correlation between the ordering of replacement vacuum actuators and transfer case vacuum switches at the same time. As with most leaks, you need to put your eyes on the source to know for sure what the source is. Pickup Tube - A tube that connects the transmission filter assembly to the oil pump. If you have a CVT that appears to have oil seepage or a leak on the transmission, follow the steps below to assist in a correct diagnosis. Re: 2003 Ram 1500 Losing Antifreeze With No Signs of Leak 12/02/2008 2:00 AM I have seen this problem before several times and have found that dodge has a water galley port between the block and the head that a very thin section of head gasket between the port and the edge of the block. Then add more fluid to the transmission. When pressures are right for a shift, fluid pressure is directed to the clutch(es) that is/are to lock up. Losing trans fluid, but no leaks. Service, parts, cost & recommendations from YourMechanic. By the time your transmission fluid has leaked enough to make your transmission slip, you’re already starting to damage the transmission internals. Transmission fluid additives are designed to do one of three things: 1. Find out what happens if a transmission leak leaves you with little or no fluid left in your car. So burnt transmission fluid is the EFFECT of leaking seals and shifting problems, not the cause. Even those that religiously change their engine oil will offer a blank stare when asked when was the last time they changed the transmission oil. It turns out that the connectors for the O2 sensors were totally soaked in transmission fluid! So I've cleaned those out as well and I'll monitor if that was the reason for the pending codes. If it's losing tranny fluid and there are no visible leaks externally, try looking in the radiator and seeing if it looks like chocolate milk in there. This is 1969 Mercury C6 transmission & 1969 Mercury 429 motor both came together from factory. Then add more fluid to the transmission. Why is this? No engine code comes up when I run the obd 2 on it. Eliminate the pressure, eliminate the leak. When the transmission fluid level gets too low the transmission will begin to slip. To sum things up, if water gets in a transmission, there's no way to get around an expensive repair. Because transmissions are sealed, a leak indicates a problem. If you do have a leak let the experts at AAMCO Colorado get you back on the road fast. A4LD This transmission is a rear wheel drive 4 speed automatic. The fluid should contain no visible particulate matter. Service, parts, cost & recommendations from YourMechanic. Transmission fluid leaks will appear closer to the center of the vehicle. This is a common problem with the JGC. LOOK - Look at your garage floor, driveway or parking spot for leaks. I also have seen no lack in performance in my braking system. One of the most common maintenance issues is low fluid level caused by a transmission leak. Do these lines carry coolant back to the transmission, or oil to the cooler in front? I need to know if I should buy coolant or CVT fluid to replace what will will be lost. Oil cooler for the transmission is usually located on top of the trans with two coolant lines running from the cylinder head. I have a 2002 ford windstar that is losing power steering fluid but has no leaks anywhere. Brake fluid leaks can be dangerous. I hate to sound blunt, but there is no miracle here. It has blue ink on it (the other of course has red). CVT OIL LEAK DIAGNOSIS USING FLORESCENT DYE. I went with valve body replacement. I have a 1993 Mustang GT the transmission works fine except it seems to struggle a little bit to get from 3rd into Overdrive is there anything I can do to fix this. Then wipe up the driveway spot with a paper towel and smell it too. The dealer said that I have a slow gasket leak where the transfer case meets the transmission. We have loosened the the gear, check for cracks, but none; replaced the torque converter seal; yet transmission fluid still leaks out. However, you will not know for sure until you have it checked out. So my transmission gave out a couple days ago without warning (no phone call, email, nothing). Once installed and tight, crank up the engine and check for leaks. Ford F-150/F-250: What Causes Transmission Leaks? Any number of things can cause your transmission to leak, and if left unfixed a damaged transmission can cost a ton of money to repair or replace. Locate the source of your leak with our handy guide. The color of the fluid can give a clue about the origin of the stain underneath your vehicle. A reusable gasket is cleaned of all fluid with an appropriate cleaner and installed. Many times, the solenoid can become damaged because of insufficient fluid levels or other electronic problems with the solenoid. If you've got an oil seal leak in a very inconvenient place, then this video by Scotty Kilmer will show you how a little bottle of re-sealer may be able to fix that leak. Well I put in new seals , front & rear, new filter & gasket, new pan gasket, new type f fluid. I put some in, in the proper place and it worked fine for about 4-5 minutes before the problem happened again. It's important to check your transmission fluid at least twice a year. Thanks much for your time and suggestion in advance. Losing Antifreeze With No Apparent Leak by Chris Stevenson Whenever a vehicle loses antifreeze, also known as coolant, the usual expectation leads the owner to check for evidence of leaks at all the coolant connections and components. As it gets old, it turns brownish. The easiest way to prevent these types of leaks from occurring is investing in No Leak® Transmission Stop Leak. A few teaspoons of fluid in the bellows of a high mileage vehicle is not unusual and is not a valid reason for replacing the seals or the rack. Check these components and replace the ones that are causing the leak. We also clean the pan surface and transmission case and do not use sealer. However, no evidence to support the hypothesis could be found. To pinpoint a leak, first remove all built-up dirt and grime from around the transmission. We have loosened the the gear, check for cracks, but none; replaced the torque converter seal; yet transmission fluid still leaks out. Shortly before diagnosing the connector leak, I had pending malfunction codes for both rear O2 sensors. The transaxle case splits down the center vertical so your leak could be the gasket at the bottom. RexSeven wrote: According to my dad and to the mechanic, there is no visible evidence of an ATF leak, so my question is, what else could cause the transmission to go through all that fluid? Sounds like an elusive invisible ATF leak. This results in varnish build up inside the transmission. 2 months go by and no money so repo the truck back not to find out later he was pulling a 3 axle stamp 3/4 inch steel trailor with inline 6 cummins out of a big rig. Do you have a fluid leak under your car or truck? Here's a simple way to be your own private investigator. Unless you happen to be an auto mechanic or married to one, figuring out the source of a fluid leak can be like solving a riddle. Since I drove it off the lot in June of 2007, I have taken it to the dealer for the SAME repair on three different occasions with no luck on fixing the problem. equipped with a 6 speed automatic transmission (RPO MW7), may have a condition in which increased transmission oil cooling circuit pressure may cause transmission fluid to weep or leak. Top Causes and Fixes for a Transmission Leak May 20, 2015 A transmission fluid leak is generally a sign that trouble is lurking for your precious part. Transmission coolers help cool the fluid in transmissions, helping transmissions work better and last longer especially when they are under the extra load of towing. Ever since it was rebuilt it seems like it just eats fluid. I have a 1999 Taurus SE with 3. 2008 Ford ESCAPE Power Train Automatic Transmission problems & defects. We have a 2005 CRF250R and we are losing transmission oil into the engine oil. Thoroughly clean off the area of the suspected leak. Thank you!-BDP. Loosing brake fluid fast and cannot find leak Sign In I have a 1993 Toyota corolla and yesterday while I was out driving I noticed that the brake pedal was going to the floor and then I finally lost the brakes and had to use the Emerg brake to get home. Harley Davidson Touring: How to Change Transmission Fluid. How can the transmission fluid be low if there is no leak found? 1 Answer. Dodge-Transmission Leak Caravan | Voyager Car Forums. A transmission fluid leak is typically a sign that there is a problem with the transmission. Common Low Transmission Fluid Symptoms. Its a save bet thats its overfilled and you have a cross leak at transfer case input seal. You may also see a leak between the tank and radiator body over time, as the sealing gasket wears out. If your check engine light comes on, and your transmission seems to be acting erratically, you need to take your vehicle into a specialist. When the transmission fluid level gets too low the transmission will begin to slip. Shortly before diagnosing the connector leak, I had pending malfunction codes for both rear O2 sensors. Since there is no fluid dipstick it will be difficult to check the fluid. CONDITION: TRANSMISSION SLIPPING SYMPTOMS: Engine RPMs Rev Higher than Normal But Speed Lags Behind (especially during takeoff), Slipping Between Gear Shifts, Transmission Overheating. When it leaks, coolant mixes with the transmission fluid, making the transmission fluid on the dipstick look like a strawberry milkshake. Compare the odors. I just replaced the solenoid pack in the transmission valve body today cuz I had that code. If you think your car leaks transmission fluid, again, place a piece of cardboard under your car to locate. The fluid level should never be above or even very near the full mark when warm. So burnt transmission fluid is the EFFECT of leaking seals and shifting problems, not the cause. You'll find that pretty much all signs of low transmission fluid point to a transmission fluid leak as the cause. But driving down the highway it just quit. The most recently reported issues are listed below. Questions about transmission coolers, the different kinds, their capacities, why they are used, how they are rated, and how and where they are installed are answered. If your vehicle’s transmission is slipping and there are no leaks, the solenoid is the next item that you should check. Therefore, it is a good idea to service your fluid every 50,000 miles. Ford 4x4 Vehicles With Low Transmission Fluid and No Leaks: Check This First! demands, actions, and causes of action whatsoever arising out of or related to any loss, damage, or injury. An additional repair I made was to replace the old worn out tailshaft seal, and new O-ring at the speedometer cable when I replaced the old cable. Re: Mystery loss of brake fluid (Valtra) not trailer brake circuit. There is no sign of a drop of fluid where the car is normally parked either. 8t auto Passat has been leaking auto transmission fluid for about 6 months now. Problems with the solenoid are usually similar to those of inadequate fluid levels or fluid leaks. It sounds like the mechanic is trying to fleece you the front diff cover is just another cover on the side of the tranny held on by about 9 bolts , at most he would have to remove it and reseal it , not sure if there is separate gasket or if they just use RTV , think it is rtv. Just to be clear, my transfer case stopped filling up after I replaced the vent line. If you have a leak, the first thing you need to determine is the source of the leak. Here my issue and I will attach a picture to show the issue, After changing the oil I noticed that there is a fluid leak between the engine and transmission block and I am kind of worried cuz thats an odd place to have fluid coming out of there. If you think your car leaks transmission fluid, again, place a piece of cardboard under your car to locate. Overheating is a transmission's worst enemy, and fluid that fails to lubricate or cool the transmission is going to lead to even bigger problems down the road. Ford Edge owners have reported 18 problems related to transmission fluid leaking (under the power train category). I have a Velvet Drive in my 170. My husband drove my car about 100 miles out of town on his way home about 30 miles into the drive,the car stalled out and the check engine light flashed on. Check the condition of the hose from the brake fluid reservoir to the clutch master cylinder (leakage). fluid it still ran the same. If your car leaks red fluid, it's probably transmission fluid, and driving your vehicle with a transmission fluid leak can leave you stranded if too much fluid leaks out. Where it's coming from is the question. In other words, by the time you’ve got shifting issues, the damage has already been done. Once that seal gives way in your transmission, the fluid will start leaking out. I got out of my car and noticed there was a trail of liquid leading about halfway towards my house. After adding more trans. I know there is that "weep hole" in the inspection cover at the bell housing, and no oil and/or transmission fluid dripping from that notch/hole in the cover so pretty sure the front seal is OK. However, you will not know for sure until you have it checked out. I also have seen no lack in performance in my braking system. If you suspect your. 8t auto Passat has been leaking auto transmission fluid for about 6 months now. If you don't have leaking cooler lines, your fluid level is probably OK. Low Transmission Fluid Symptoms. But there is no miracle cure in a can. No slipping. Shortly after driving halfway across the US last December (car was weighted with kids, gear and bikes on the back, but not pulling anything), I noticed a very slow transmission fluid drip. A visual inspection is used to identify the cause of manual transmission/transaxle fluid loss. before I could get it up, tranny fluid was pouring out the side cover. In fact, fluid leaking from faulty transmissions is as toxic as other petroleum-based products like gasoline or. Therefore, it’s a good idea to replace the sealing sleeve and perform a fluid and filter change at the same time. Go for a test drive and check for leaks. I'd have it examined at a well-respected transmission specialist shop to find out exactly where the leak is and what is probably causing it before I went any further. After adding more trans. Losing Antifreeze With No Apparent Leak by Chris Stevenson Whenever a vehicle loses antifreeze, also known as coolant, the usual expectation leads the owner to check for evidence of leaks at all the coolant connections and components. Most automatic transmissions hold eight to fourteen quarts of fluid. no fault codes and gear recogntion ok you can manually shift through the gears and you can see it in the cluster /but will not shift out of first gear-fluid good and yes a liitle leaking at connector for transmission /no fluid in transmission control unit //. Dodge-Transmission Leak Caravan | Voyager Car Forums. You may know this, but I'll tell you just in case you don't: You have to support the transmission when you remove the crossmember. At this point, I have no reason to suspect a transmission fluid leakfluids checked regularly and never had a problem there. Overheating is a transmission's worst enemy, and fluid that fails to lubricate or cool the transmission is going to lead to even bigger problems down the road. The most common transmission fluid leak is an axle seal or an output shaft seal. You'll find that pretty much all signs of low transmission fluid point to a transmission fluid leak as the cause. To sum things up, if water gets in a transmission, there's no way to get around an expensive repair. 5) Leaking Fluid - There may be transmission fluid leaking from the system if you have low levels of fluid. Option 1: put up with the leak. I was taking my r1150gs out of the garage to set off on a long trip when I noticed a puddle of oil on the floor underneath the cat. The dealership changed fluid about 2 months ago. Not a lot but noticeable. After adding more trans. Get back to me, I hope I could help. I keep checking the tranny fluid to see the loss and it is not to the point where I have to top off the fluid as yet. To check for pump failure, check fluid level with the engine off, then start the engine and recheck fluid level. I got the oil changed in my wife's 02 Yukon Denali and noticed that the truck was leaking from the front passenger side wheel well. For all those who are wondering what is a hydrostatic transmission and how does it work, WheelZine has the answers for you. Checking the fluids and found no transmission fluid was in the car. ) check your transmission fluid level first. The fluid should contain no visible particulate matter. Later my husband went to get the car and was able to start it and get it home. Check the condition of the hose from the brake fluid reservoir to the clutch master cylinder (leakage). Never change the fluid. fluid level too low 3. 2 quarts of transmission fluid, but no signs of leaks, no leak into cooling system or engine/oil system? it has automatic transmission. Average failure mileage is 101,600 miles. I have a leak somewhere as I have transmission fluid in the bilge. Do these lines carry coolant back to the transmission, or oil to the cooler in front? I need to know if I should buy coolant or CVT fluid to replace what will will be lost. 00, taurus, what causes transmission fluid to gush out of the transmission dip tube after start the cold engine in the morning? I've not touched the transmission for about 6 years. You should add 1 ounce of BlueDevil per every 1 quart of capacity; in many cases you do not need to add the full bottle. For the transmission fluid leak you are experiencing we recommend using the proper amount of BlueDevil Transmission Sealer (1 ounce of BlueDevil treats 1 quart of capacity). The video above shows how to fix minor transmission fluid leaks in a 1998 Lexus ES300. If you determine that your leak is transmission fluid, take your vehicle to a mechanic as soon as possible. If the color is similar to the transmission fluid (or could also be a purplish hue), but is located in the front of the car, it is your power steering fluid. Just to be clear, my transfer case stopped filling up after I replaced the vent line. Help! I think my transmission fluid is leaking! You have noticed a leakage on your engine area, most probably on your transmission. Losing trans fluid, but no leaks. You probably think there's no leak because you don't find a pool of fluid underneath your car, however it may only be leaking when the vehicle's being driven as that's when fluid is being circulated and under pressure. I've never used the vehicle to tow anything heavy. Average repair cost is $450 at 117,000 miles. RPM readings of above 3,500 or a delay in acceleration can indicate a transmission is slipping. Once that seal gives way in your transmission, the fluid will start leaking out. At first the leak wasn't very bad, but as you all know with leaks, they usually get worse. 1992 caprice transmission losing fluid no visible leaks white exhaust maybe vacuum modulator? 9 10 11. However the common leak is from around the electrical connector housing for the wiring that goes into the transmission. Here are 5 of. ) check your transmission fluid level first. Am I going to have to tear this engine apart to fix this leak or, is the seam on the bottom of the engine not running through the tranny case?. I have had this in the shop twice. Another way to kill your transmission is failing to change the fluid according to the schedule in your automobile. Not lowering the level as the pads wear but leaking somewhere. The transmission has a dipstick tube but with no dipstick in it. If the loss of fluid is due to a leak then it’s unlikely that an additive will cure a leak that leads to fluid loss this severe. 6L and an auto trans is leaking transmission fluid pretty bad. The only ways a transmission can be low on fluid is if it wasn't filled completely at the factory, or if it has a leak, there is no "normal wear and tear" loss of fluid. The transmission fluid goes through the radiator for cooling, and there was an internal crack which causes coolant water to sip into the transmission. 80 percent of transmission fluid is:. Though the transmission fluid line is usually made of steel or aluminum, continuous exposure to heat and debris makes it vulnerable to damage. Dear Doctor: My 2007 Nissan Pathfinder has over 100,000 miles. Transmission fluid does not need to be changed during the entire lifespan of a vehicle. If any of the following symptoms show up, the first thing you should do is check the transmission fluid level to confirm. It leaked about half an ounce. I've noticed the SUV struggling to switch gears at 45 mph. I got the oil changed in my wifes 02 Yukon Denali and noticed that the truck was leaking from the front passenger side wheel well. The transmission fluid is always low, but I cannot find a leak. A4LD This transmission is a rear wheel drive 4 speed automatic. Maybe your transmission system is leaking, or maybe there's something wrong with the engine? Before you panic and start losing your mind, check the color of the fluid and you'll have a better understanding of what's going on. Even more leaks are. What do we do now? After bringing the gear out, we have cleaned it with petrol just to check for cracks. If there are no oil leaks on ground under tractor, on the pipes valve external or leak on cab floor under master cylinders, then it has to be leaking inside. This is 1969 Mercury C6 transmission & 1969 Mercury 429 motor both came together from factory. For the oil loss we recommend adding one 8 ounce bottle of the BlueDevil Oil Stop Leak. This results in varnish build up inside the transmission. I hate to sound blunt, but there is no miracle here. Shortly before diagnosing the connector leak, I had pending malfunction codes for both rear O2 sensors. At this point it starts to leak out the vent tube. Loss of tranny fluid where you cannot locate a leak may indicate a ruptured diaphragm. However, depending on the car you are driving, you may require to flush it a few times or change after every 50,000 miles. The transmission. I got out of my car and noticed there was a trail of liquid leading about halfway towards my house. Green or Orange: A sweet-smelling green or orange fluid is probably antifreeze. There is also a common leak at the main electrical connector on the front passenger side of the. fordproblem November 7, 2014 0 Comments If you are driving a 2008 Ford ESCAPE , or if you are planning to purchase one, then it is important that you review reported Power Train Automatic Transmission problems and defects. I think it was building pressure in the transmission forcing fluid into the transfer case. AI drive BMW 320, 1988 Model. I believe mercedes refers to it as the shift interlock cable. I got the CV axle out and that was a piece of cake. Service, parts, cost & recommendations from YourMechanic. Transmission fluid does not need to be changed during the entire lifespan of a vehicle. If you suspect your. Other leaks can occur at the hose that runs from the reservoir to the top of the master cylinder and the rubber flex hose that goes from the body to the transmission (under the car). The transmission has a dipstick tube but with no dipstick in it. I think it was building pressure in the transmission forcing fluid into the transfer case. Could also be the transfer case leaking, which is also ATF, you could pull the fill plug to check the level. are no leaks coming from anywhere. 8t auto Passat has been leaking auto transmission fluid for about 6 months now. filled it up again, and no problems so far. Sorry for the country-ass diagnostics - I grew up around dirt track cars and such, so feeling/smelling/tasting (yes, sometimes tasting) fluids is the easiest way for me to figure out what's leaking. Warning: Hot transmission fluid can burn. The low level of fluid could be the result of it leaking through a cracked or worn out component. But a leak in. You can remove it with a pair of wire cutters by squeezing and lifting. Common Low Transmission Fluid Symptoms. No slipping. Dodge-Transmission Leak Caravan | Voyager Car Forums. Get back to me, I hope I could help. Burning transmission fluid indicates a leak that is dripping onto hot engine parts or seriously dirty fluid that needs drained and replaced with new transmission fluid. If you determine that your leak is transmission fluid, take your vehicle to a mechanic as soon as possible. the fluid is spilling out of the top. Finding a pale brownish stain that is very slippery would indicate a brake fluid leak. BMW specifies "lifetime" fluid for all its transmissions and defines lifetime as 100,000 miles. Once installed and tight, crank up the engine and check for leaks. If the antifreeze vanishes without any apparent reason, check these components for cracks, damage, or defects. Compare the odors.