For $17. Jack up the vehicle and you can see the hole through the LF wheel well. Intake manifold, a bunch of coolant hoses, air pipes, knock sensors, wire loom, and the valley pan, then the pipe comes out. Because it’s difficult to reach the location, the oil cooler is expensive to repair. It can cause coolant to leak into the exhaust system, leading to a loss of coolant and an increase in engine temperature. These engines can be found in a wide range of models over several years and, in fact, Mercedes issued a The Mercedes-Benz OM642 engine is a 3. The result of this fault is oil leaking onto the ground, this could result in rego failure, low oil warning Jun 21, 2016 · The point is that the oil is accumulated in the V pool, as the leaks are coming from the front/left and rear side of the engine, where the drain holes of the V pool are located. Just to add, the belly pan was full of oil. Intake manifold gasket, made of aluminum or metal, very fimsly and can be bent easily so be careful, notice theres 2 hooks they make sure that the gasket stay on the intake manifold, very handy in my situation. When you drive, and when it leaks Mar 18, 2020 · This is about OM642 in a W251 leaking oil from turbo into exhaust. The oil cooler seals are where most engine oil leaks occur. Oct 15, 2023 · If it’s leaking from the oil cooler it’ll be exactly the same symptoms except coolant instead of oil. Here are the most common problems with this engine: Oil cooler leaks. 0L CRD OM642. When the seal becomes loose, it can allow oil to escape and drip into areas where it can cause corrosion and other problems. 1. Yes, there’s coolant in the oil cooler too! The valley of the vee has a drain that exits the block on the right hand side of the engine, just behind the starter motor (if it’s on that side, some are on the other side). 6) Reduced Engine Performance. Get a professional to diagnose and manage the problem. 99. Engine oil level was correct, now slightly lower. pulled my oil cooler when i didi the manifolds, turbo and everything else, when it was off i cleaned the surface up and then fitted the new purples ( the originals were still on mine) celaned up both mating surfaces and then refitted. One of the components that are part of the oil cooling system is the oil cooler adapter. The oil separator tube to MAF seal gets neglected and leaks, also straight down into the V. 0L V6 diesel engine, engine code OM642, can be affected by this problem. It took about 45minutes of warming the car up to notice it start to leak again once it was cleaned up. Then I had a local machine shop resurface the top and bottom of the turbo pedestal. The leak could result in anything from a small puddle to a steady stream of coolant under the vehicle. Dec 16, 2018 · Well it’s been a tough weekend but after some proper graft Ive replaced the dreaded oil seals on the om642 oil cooler. I'm wrapping up the oil cooler reseal on my 2007 Jeep Grand Cherokee with OM642. Curious to see how many people have experienced rear main seal leaks on their OM642s. Oil leak after oil cooler replacement - Diesel Bombers. The OM642 engine features an aluminum block and heads with common rail direct injection by piezo injectors each with eight injection nozzles, a variable geometry turbocharger (VGT or variable nozzle turbine, VNT Jan 14, 2024 · so i ended up doing a leak-off test. This is the 7th video of a series of oil cooler leak fix job: see the Jan 10, 2015 · Oil cooler Reinstalled with new purple seal, Torque Spec on the oil cooler to engine T27 torx bolts,12 nm, there are 10 bolts total. It's leaking from the little rubber grommet between the engine and transmission (so I thought I'd not seated the Sep 8, 2020 · Over time the gasket can fail due to age and everyday use. I did have a look down the front of the engine and it seemed Nov 24, 2018 · It's currently on 115k. On the 08 GL320, oil appears to be leaking from the right side intercooler hose. This is part of Jun 19, 2013 · I was told that there was an oil leak in the back of the engine, not the kind that leaks on the ground. (1. An oil cooler’s external failure can leak out the coolant from the engine. Mar 5, 2024 · I've got an oil leak on my ML320 CDI that I can't track down, it's running down the AC compressor and dropping onto the radiator support cross member. Product Description Manufacturer Info Vehicle Applications. This is the 9th video of a series of oil cooler leak fix job: see the playlist to wat Jun 12, 2017 · This problematic OM642 oil cooler unit is located in a hard-to-access area of your engine bay, so we recommend you entrust the repairs to a professional who is experienced in Mercedes-Benz repairs. As such this particular fault is applicable to all engines with the code OM642. jay_bob. Available exclusively at IDParts. com/c/FourRingsAuto?sub_confirmation=1Mercedes Benz OM642 3 Litre diesel V6 with an oil leak in the valley of the engine under the inlet Oct 4, 2010 · April '07 Grand Cherokee WK 3. The filler cap looks in good condition, but I wonder if I have crankcase pressure. A coolant leak from a bad oil cooler can cause engine overheating problems. Feb 21, 2023 · Re-installation of intake manifolds, fuel filter, EGR mixer and turbo on a 2009 Mercedes E320 Bluetec with OM642 V6 diesel engine in order to fix leaking oil Jan 19, 2021 · Jan 19, 2021. May 10, 2024. Nov 27, 2010 · Leicester. 0 Diesel. Jan 18, 2021 · R350cdi 4 matic (2010 1st gen) Dear all, I have just purchased a 2010 R class 350cdi (1st gen) with 77k miles with an oil leak located on o/s the cam chain cover seal see picture. Mercedes has updated the seals to much better Viton material, increasing their life. I changed the cooler seals ( put the purple ones now, back in 2012 the dealer used orange ones). This is t Nov 5, 2019 · Quick video on how to change oil cooler seals on Mercedes V6 diesel engine (642) Here's a seal-by-seal look at the best-selling IDParts Oil Cooler Seal Kit. Generally oil cooler leaks can develop after approximately 170,000km mileage. Can see the hole on the 2nd pic. Posts: 3,941. Aim for at least 6 cans of carb cleaner 3 for each side, and another 6 per manifold. If no leaks, replace panels. The car had the oil cooler seals done at the end of last year so I can't see it being that, and the orange seals from the breather pipe and on the turbo seem dry as well. May 31, 2023 · DIY Diesel OM642 GL350 - Oil Filter Housing Leak. They have changed the torque. Oil cooler removal from 2009 Mercedes E320 Bluetec with OM642 engine in order to fix leaking seals. Feb 25, 2019 · 11-14-2018, 09:55 PM. 9% certain it is not oil cooler leaks. Nov 14, 2017 · Nov 18, 2017. 10) reinstall everything- torque all bolts as you go. They can leak a horrific amount of oil and cover the underside of the car. Aug 7, 2023 · Today we take a look at a idea of how to fix a very common oil leak on the Mercedes C350 W204 OM642 V6 Engine. Jan 18, 2021 · W211 2009 E320 CDI Sport. My local mechanic (non MB specialist) doesn't want to undertake the repair. Looks like whole tube is hold by 1 E-torx bolt on the bottom and 1 on the side of the engine. If you’ve got some oil dripping from your Vito or Sprinter engine Jun 18, 2024 · Car leaking oil? symptoms, causes, & how to fix Oil cooler leak replacement after ford powerstroke 0l dieselbombers leaking diesel Oil engine coolant leak leaking radiator cooler filter check mixing into fix transmission motor v6. In the case of the Mercedes-Benz OM642 engine, the cooler is located in the Dec 13, 2016 · Oil cooler leak weep hole. The turbo to pedestal gasket can leak also. Jan 8, 2016 · Noted below are a few of these symptoms that can alert a driver that their oil cooler may need to be replaced. I had this issue too, and it would only show during a DPF regen because diesel isn't as flammible, it took the DPF regen to make the exhaust manifold very hot, which would cause the smoke and smell to come out. Several things can cause it, but the most common cause is a leak in the EGR cooler. I had the turbo pedestal and Y-pipe coated by Jet Hot. There is a drain hole on top of that block, about 4 inches higher from your leak picture, where the oil cooler seals leak. You can wash the engine, stuff some paper towels in the cavities and buy snake camera for your android. Gasket surfaces there were only a few flakes of the teflon seal left- light scrape in places, but loctite cleaner. Sometimes a decent wash down with some brake cleaner and then running the engine helps to focus on the source Apr 7, 2018 · A complete guide and time-lapse of the reassembily phase of Changing the oil cooler seals in an OM642 Mercedes engine. First, we have a 2008 Jeep GC with the OM642 3. The only difference between them is the software that dictates the power output. Dec 15, 2022 · Finished OM642 oil cooler seals, now BIG fuel leak Decided to start a new thread because my “massive coolant leak” has been resolved. Diminished Engine Performance. Jul 12, 2015 · Could also be a fuel leak, dripping diesel onto the exhaust. Oil cooler was done 1. Also, this diesel engine is actively installed on Chrysler and Jeep models under its EXL index. Jul 2, 2022 · The OM642 is the engine fitted to both the 280 CDI and the 320 CDI version of the Mercedes ML. A pressure test and a bore scope is required to confirm that diagnosis. It does not always leak but seems to do it mostly after long highway drives, and will notice a few drops of oil on the driveway under right front of the car. Red colored tube shaped gasket seal between the air intake and turbocharger on earlier iterations of the Mercedes OM642 engine. They said it might be an oil cooler leak but could not confirm without opening the engine. oil is still appearing but doesn't have any dye in it. There is plenty out there on the OM642 V6, but little on the OM648. MB used the wrong ones and were not good for heat resistance. It is a known issue and covered under the extended warranty. During normal driving the leak was still there, but you wouldn't notice it. 4) Oil in the Cooling System. Dec 22, 2021 · 2007 Sprinter 2500 with 209,000 miles Sep 16, 2021 · A couple of people have suggested that there might be an oil leak onto the exhaust manifold heat shield and this only get really, really hot (hot enough to burn the oil) during DPF regeneration - hence the intermittent smoking. Jan 26, 2023 · in this video I'm gonna share with you how to identify and fix an oil leak coming from the oil cooler on a Mercedes Sprinter! This is Part 1, #sprinter #engi Dec 1, 2018 · If you can see it on the gearbox I would say the coolant is leaking into the valley of the engine. Cracked block. Unfortunately, while taking out the 2007 GL320 for the first substantial drive since I had buttoned up the oil cooler seal job and cleared all the codes (except for glow plug), I now have a considerable fuel Nov 28, 2023 · Grajic said: Hello. Defective components can come into play. Thanks for this info. 5) Coolant in the Oil. 0 V6 Diesel engine is actually a motor borrowed from Mercedes Benz. The car is a 2008 Mercedes GL320 CDI with the 3. What I would like to know, is if the typical oil cooler leaks start only after the engine is turned off, or they remain leaking while the engine keeps running. Hi, I have a 2011 E350 Bluetec. 0-liter V6 diesel engine Mercedes OM 642 has been produced by the concern since 2005 and is installed on almost all models from the C-Class to the G-Class SUV and Vito minibuses. Mar 12, 2022 · More Mercedes-Benz videos: https://mohecta. Bought new Oct '08 and now have 61,040 miles. Second, the dealership/mechanic doesn't see too many of these engines but strongly Feb 27, 2013 · M-Class (W164) - 2008 ML320 CDI - Oil Cooler Seals Replacement - Hey all, Decided to replace my oil cooler seals on the OM642. He rated this leak a 6 on a scale of 1 to 10 in terms of urgency, and said it will only get worse. I have a 2009 E320 BLUETEC (OM642) that has a strange oil leak. Oil cooler gaskets can be defective directly from the factory. Crankcase position sensor May 3, 2019 · Hello all. We’ll also clean up any dried oil and residue while we’re there. This is the 1st video Nov 19, 2010 · The oil don't seem to be coming from high up in the engine, it seems to be bleeding out from the bottom of the housing, as indicated with the red highlighted area in the pic. Jul 3, 2020 · I tried to squeeze as much details in this 17 minute video so it wouldn't be a lengthy one for you guys. 3) There is a TSB about the turbo pedestal seal leaking- stand the turbo sits on. 1' sections of 1/4 ID clear tubing (on all six injectors) and pinched off the return lines near the T back into the inlet side of fuel filter. Dec 30, 2013 · Fourdiesel. R320 Toronto Discussion starter. I recently bought a 2007 Mercedes R-Class 320 CDI. Feb 3, 2017 · To diagnosis is either by elimination or when you have the intake off- the cooler area is floating in oil. 55. This morning I found a large oil puddle on the floor, offside front. Sprinter oil cooler leaks are common on the 2007-present models with the OM642 V6 engine. The symtoms are oil drips around the bell housing area. As you can see, there is a dam at the back of the block which directs oil into this hole. The oil cooler housing is cracked. Noticed oil leak after I park the car, just a few drops. As we stated above, engine oil cooler leaks are a common issue with certain Mercedes BlueTEC diesel cars. A common issue with these V6 diesels is oil leaking from the oil cooler. 2) Engine Overheating. The mechanic investigated more and said it is likely either an oil cooler or oil cooler seal leak, and that it would be around $1000-$1300 to fix. Must be replaced whenever the Sprinter air intake is moved or removed. These photos are from Brandon Mathis - work on a MB OM642 oil cooler. 00 to fix this very problem - one of the old orange O-Rings split and there was oil all over the place! With 95,000 mi the dealer didn't seem to mention this service bulletin. Turbocharger Inlet Gasket Seal (NCV3 OM642 Late) (VS30) Clean air line seal for the turbocharger inlet. Everything is put back together and the car starts up and runs, but a sizeable puddle gathers underneath the car, and drips just below the oil pan. But also found that the oil cooler can leak and cause similar symptoms to the above. 60 Mercedes Sprinter 3. W124 E320, W163 ML270 & W166 ML350. Nov 25, 2018 · 2017 jeep wrangler rubicon has oil leaking during the extreme cold weather in Oklahoma. Hi, My car is currently in the main dealer for investigation of an oil leak. There were several leaks, one from the oil cooler and the power steering pump, I've fixed those and just have this last one to clear up. Control Freak. Feb 4, 2023 · These are the most common oil leaks locations of the OM648 engine: Valve cover gasket; Oil separator oil leaks; EGR valve oil leaks; Turbo return line leaks; Oil filter gasket leaks; However, It’s important to note that the OM648 engine does not suffer from the same oil cooler leak like the V6 OM642 engine. I have attached a couple of pictures to try and hopefully show what is going on. 0 liter V6 diesel” engines, designated with the engine code “OM642”, are the afflicted units. 189 posts · Joined 2008. Check Details Dec 27, 2018 · https://www. done it in about 6h ( not including cleaning the V Feb 11, 2021 · Kajtek1 said: The valley drain is mid-way on driver side, but on12 yo engine it can be clog and oil will slosh around. Those that have done this know what a job n half it is but I’m pleased to report that everything is back together and working great! During the strip down I came across some of the most clogged inlets I have seen! May 10, 2024 · New member. The reason I think is because the oil cap leaked, and oil went down to exhaust manifold. Engine Mercedes OM642. Contact a local ASE certified mechanic as soon as possible so they can replace the oil cooler adapter gaskets on all of the oil lines to prevent future leaks. Previous owner said the cooler seals were done 5 or 6 years ago which I why I'm trying to make sure before tearing it apart Apr 17, 2022 · Posts: 1,650. Oil leak after oil cooler replacementOil cooler leak fix help rx7club Oil cooler leak replacement after ford powerstroke 0l dieselbombers leaking dieselWhy is my car leaking oil?. 56 posts · Joined 2013. Sounds like a leaking seal somewhere past the turbo outlet, down the silver charge air pipe, into the EGR mixing chamber, to the intake manifolds. I had the oil cooler done at 130k miles, then at 155k had the crank case breather fail and cause failed oil cooler like symptoms. Jan 29, 2014 · R. They have rang me to advise that the oil is coming from the seal around the air inlet to the Oct 25, 2023 · Om642 cooler oil leak diesel infamous journey into mercedes e320 peachparts wagon s211 benzLeaking dripping symptoms fluid characterized Oil cooler rx350 2010 line where 2009 lexus rx clublexus replacment diy original basically same butOil cooler engine leak coolant near lr3 rover land forum edited last am. Leak was not present last week. Mar 8, 2023 · The lower pedestal gasket can leak oil into the passage. In this videos I want to share with you how I replace an engine oil cooler on 2017 Mercedes Benz GL Upper Intercooler Pipe to Turbocharger Outlet O-Ring Seal (OM642) $1. 6 hour job to do, so can make it a few quid to fix. But then you are 95% done and go ahead and do the seals. Specifically, the Mercedes “3. Sep 27, 2013 · I've looked for ideas on here and found the below usual possibilities; Head gasket failure. 99. I had a 'mystery leak' that was appearing on the driveway from the drivers side rear of the engine block. The dye does show up in the turbo intake, oil cap, dip stick. com:Early OM642 Here:https://www. Full oil cooler replacement kit with new oil cooler and an IDParts Oil Cooler Seal kit - a complete set of replacement seals to complete an oil cooler seal replacement. Taking your Sprinter to a non-Mercedes mechanic runs the risk of misdiagnosis and repairing parts that may not necessarily need repair. Symptoms - Oil leak at the front of the diesel motor - serpentine belt covered in oil and the whole front of the engine covered in gunk caused by the belt throwing oil around. Except that instead of doing it BMWs way which is to pull the engine out so that the pipe can slip out (because it will hit Working Principle of Oil Cooler. Car. 4) NEVER overfill the oil. If you notice oil stains, drips, or puddles Dec 20, 2016 · We are replacing a huge amount of oil cooler seals on this engine at the moment. Drive for a week without bottom panels to monitor leaks. #1. Jan 18, 2021. I've read stories of people changing head gaskets at huge expense only to find problems persist and oil cooler found to be culprit. -Feel free to comment any questions you Feb 27, 2019 · The oil cooler drips down the back of the engine - there's a drain hole at the back of the V. Dec 24, 2015 · om642 bluetec Oil Leak, Please help identify. Dec 4, 2023 · 🔧 Mercedes Oil Cooler Seals Replacement Guide | ML350 CDI, ML320, E320, S320, S350 CDI, Sprinter OM642, W164, W166, X164Part Numbers: Febi 32947 Engine Oil Dec 30, 2021 · Okiebenz Discussion starter. Apr 5, 2018 · Apr 5, 2018. Seller told me it sometimes smells exhaust in the cabin which it did. Washed engine thoroughly (water runs clean for hours), has six (maybe seven) ounces leak dye in oil, have driven 450+ miles. I just had to pay the dealer about $2000. The adapter connects oil lines to the cooler itself and another adapter sends "cooled" oil back into the oil pan Remove the EGR valve from the intake manifold of OM642 v6 diesel engine. 2012 ML350 cdi, 56k miles. Your oil leak in that area is common for the oil cooler seals going bad. Loose seals can cause leaks. idparts. Location: Columbia, SC. 5. 40 $2. 3) Coolant Leaks. Check for leaks. 7) Higher Temperature on the Temperature Gauge. Cracked head. The MAF unit to turbo seal seeps oil constantly and drips straight down into the V. This is part of a job to fix oil cooler (oil heat exchanger) seal leak. See below the list with the parts I replaced for oil cooler seals ML350 BlueTEC: Part Number Part Description Quantity Price Total 6421420681 GASKET 1 $2. Jun 8, 2020 · CLS 320 /08. Note that the tube zigzags between block and Nov 29, 2017 · 9) remove oil cooler- plug all holes and clean area carefully. Sep 18, 2018 · The trusty Jeep 3. #2 · Dec 30, 2013. Oct 14, 2023 · Oil Cooler Leak Symptoms. Positive crankcase ventilation (PCV) problems. I was going to fit a new cooler but mine was fine, it was't leaking it was just preventative work Oct 3, 2022 · Hi all, posting this on a couple of forums for lack of searchable info. NOTE on the turbo itself, there is a water line which goes over to the intake. Its a 9. In this in depth how to video I'm showing you step b I finally tackle that oil leak that has been coating my driveway and the undercarriage for a long time. The 3. #1 · Dec 30, 2021. I cleaned it off and started the engine, nothing obvious. Feb 18, 2019 · I've been working through the list of leaks on car and seems I have one left. youtube. first off, quite a bit of fuel into the 'test tubes' just turning on the key and waiting for the glow plugs. 80 $5. So my questions are: Feb 18, 2023 · Re-installation of oil cooler on a 2009 Mercedes E320 Bluetec with OM642 diesel engine. The policy book states the following cover re oil seals: OIL SEALSEngine and gearbox oil seals causing a major oil leak (dripping oil) and necessitating immediate replacement, where removal of the unit is essential (excludes worn collars and shafts). Join Date: Oct 2011. 3 cubic inch, 24-valve 72° V6 diesel motor produced from 2005 - on. It's a clear liquid that seems to gel a bit (like wax) when it gets cold - and it smells like diesel, so I'm fairly certain it is fuel. com/oi Nov 4, 2023 · Ambulance sprinters with om642 have coolant lines for turbo and multiple aux coolant pumps and a significantly shortened OCI -- something like a OCI per 200 hours (same as 5000 miles OCI) and they have significantly less issues with coking or sludge with both timing chain and turbos. All the research I've done has scant information regarding seal leaks and replacement. Remove serpentine belt to clean front of engine. . 5 years ago and the leak coincided with the belt loss. 56 $2. OR its related to my next problem. The rest of oil will come out when you pull the tube. comHello guys. Hey guys, hope you're all keeping safe! I did the oil cooler seals on my 2008/9 e320, everything's fine, no oil leak anymore, but the coolant is leaking like a waterfall, its ridiculous. 525 posts · Joined 2007. One of the signs and symptoms of an EGR cooler failure is a lowered coolant level with no leaks. This is apparently a pretty common problem with the OM642 diesel motor but I don't see too much written up about it here. Hey all, Our aged S320 Cdi OM648 appears to have a leak from the Oil cooler. Or it may be just be a bit of engine casting. This includes “CDI” and “BlueTEC” models alike. New THICKER vitron oil cooler seals pn:6421880180. One Sep 30, 2016 · The oil was dripping at the bottom where the engine/ transmission are joining together and the main clue that the leak originates to oil coller seals was the wetness of the weeping hole (driver side of the engine). Buy. #1 · Jan 29, 2014. Oil seems to be leaking out of the side of the V through a drain above the aircon pump. 1) Oil Leaks. 40 6421420781 GASKET 1 $2. 0Lite Jun 4, 2019 · Thanks for being a good resource on these types of vehicles. Oil leaking from oil cooler. . Most reports tend to refer to the rear mains being erroneously replaced for what turned out to be oil Nov 24, 2023 · Anyone ever have to replace an engine oil cooler line?Cooler oil leaking mercedes benz weep hole location leak engine housing om642 diesel 2008 starter bluetec bell seal drain drains Oil engine coolant leak leaking radiator cooler filter check mixing into transmission motor v6 fixMercedes benz blutec leaking oil cooler. 2 places that are common there is the bridge tube which connects the 2 inlet manifolds together or the oil cooler itself. My orange seals were still holding strong at 128K. 0 liter (2,987 cc) 182. Serp belt shredded. Eventually traced to the center of the valley of the V6 and the obvious culprit (after Feb 14, 2018 · Dipstick tube goes into block at about 100 mm level (sorry , could not find metric tape) so I think the lower pan will not hold more than 2-3 liters. A journey into the the infamous om642 oil cooler leak! Jan 8, 2016 · If you or an oil change technician tells you that oil is leaking from your oil filter, it is likely caused by a bad oil cooler adapter gasket. #7. Nov 14, 2023 · Oil Cooler Leaks. Took the swirl motor out and used a dental mirror and bright torch to see front and aft of cooler. 56 6421421880 GASKET 2 $2. 2007-2014 Mercedes E320 & E350 BlueTEC. A full list of affected vehicles is below: 2006-2021 Mercedes Sprinter V6. Feb 12, 2023 · Turbocharger removal, on a 2009 Mercedes E320 OM642 V6 diesel. Symptoms of a Bad or Failing Oil Cooler. Turbo removal was unnecessary to inspect under the manifolds. Jun 11, 2018 · All models that were equipped with the 3. It's a common thing on the om642. Om642 Front Oil Leak. Repairing an oil cooler leak is often a big job. 5-2" maybe) Mar 16, 2020 · The leak will appear to be worse on the left side of the engine at that back corner (left as viewed from the driver’s seat) if it is coming from the oil cooler seals. The car drips oil onto the drive and I have had the under-tray off and it is full of dirty oil. The main symptom of the OM642 oil cooler leak is the disappearing oil from the engine and an oil stain on your driveway or garage floor. From what we have read and heard, most people start experiencing these oil cooler leak problems after 100,000 miles or 10 years. 0T Diesel with OM642 oil cooler removal procedureFastest way i found to do this job . Put new belt on and a large leak has developed. Seen loads of those rupture over the years. About a $700 to $1000 repair without warranty. Jul 5, 2019 · In the event that the issue lies with the seals, your Mercedes-Benz mechanic in Melbourne replace the affected seals with the upgraded Viton seals. Replacing the oil cooler or seals is usually labour intensive, especially on the OM651 and OM642 engines, but we’ve got the process refined to a fine art and can almost do it with our eyes closed. Temperatures stayed below freezing for 120 plus hours. Took it to a dealer and mechanic. It developed a leak that presented itself much like a rear main seal leak, with oil dripping out a small rubber plug in the bellhousing area. Jan 28, 2021 · Gjorde en liten video när jag byter oringar på oljekylaren på en om642 Apr 10, 2024 · I recently changed the Oil cooler seal on my GL350/OM642. Good evening. Hey everyone, I have a front oil leak on my 2009 ML320 blutec. Jun 29, 2022 · Lowered coolant level with no leaks. I haven't come across this sort of leak on any MB forums, so I could do with your expert Feb 14, 2023 · Clean intake manifolds on the block side of Mercedes E320 Bluetec with OM642 diesel engine. Oil leaking from faulty oil cooler seals will be directed through a weep hole found on the left rear of the block (see picture). I am about to install the turbo pedestal and turbo this weekend. It's hard to get a good look at the pictures (they're cropped), but am wondering if you potentially have a front main seal Jan 17, 2024 · A journey into the the infamous om642 oil cooler leak!Om642 oil cooler leak infamous journey into mercedes diesel e320 peachparts coolant s211 wagon. At start-up, in colder weather (32 degrees and below) I get a drip that runs down the side of the block onto the air conditioner compressor and then drips from the bottom of the compressor off of the power steering hoses going to the steering rack. There is oil on the offside of the engine, top to bottom. It looks like the seal has pushed out also? Its dripping a fair amount when running, so it needs sorting asap. This engine actually had the newer Viton seals. Oct 26, 2019 · I noticed a few drops on my driveway a few weeks back (nothing too serious) but the undertray had a lot of oil on. The valley coolant pipe started to leak a lot and was literally dumping coolant on the ground. ey hi ha nc of uu zj gq aw iv