Bmw n62 oil leak. 8i with 142k miles and due for an oil change.

Bmw n62 oil leak. Mar 7, 2025 · Discover the reliability, common problems, and oil specifications of the BMW N62 engine to keep your vehicle running smoothly. You can also smoke test the engine, & this will pinpoint the problem faster. Feb 14, 2021 · BMW n62 745 750 oil leak alternator bracket seal This is the common oil leak that is usually fast because it is pressurized system and usually drips right beneath the alternator on the driver side Originally Posted by Xor Jealous here, so fast! Good job! Any issues? Anything was done different? Tips for society? No issues, other than I forgot to Mar 29, 2017 · Easy 6 hrs to completeBmw x5 4. It leaks coolant every winter when it gets cold, and every winter I fix it. Clean the engine good with degreaser, & watch the oil after 20 minutes, you will start to see the oil run down at that point. Car oil type for BMW 650I 2007 : 5W-30, 0W-30 (All Temperatures) The 2007 BMW 650I, is driven by a sophisticated 4. Has anyone done this and posted? Dec 18, 2024 · Advantages The BMW N62B48 engine, which was released in 2003, is the best fourth variant of the N62. 8i with 95,000 miles. I researched the forum and found that people recommended replacing the vac pump o-ring that mates to the head and/or oil pressure switch just underneath the pump. By the 2013 model Dec 6, 2018 · N62 Oil Filter Cover Leak (plastic part) n62 oil filter leak n62 oil fitler oil filter cover v8 oil filter Jump to Latest 5. Started developing a small oil leak about a year ago, dealer said lower oil pan gasket. 3K subscribers Subscribed Jan 19, 2025 · Explore common BMW N62 engine problems, their symptoms, and consequences to ensure your vehicle's reliability and performance. Judging by the oil and dirt that’s already accumulated it’s been going on for a long time now. The valve stem seal problem is that the old valve stem seal becomes hard over time and doesn’t provide the proper seal between the seal and stem. I'm sure others with direct experience with this issue will chime in. Owned the car for 5 months now. In addition, on the N62 catalytic converters destroy with time and their cells get to the cylinders. I'm getting ready to do the alternator bracket gasket Jul 23, 2021 · 2005 545i w/N62 engine. The problem with the leak from the vacuum pump on my 650i is that the oil blows back onto the exhaust Dec 6, 2019 · I still see some faint leaks, pretty sure if is from lower timing chain cover and upper oil pan gasket, both are impossible to get to w/o pulling the engine and rebuilding the whole damn thing. The spring in the middle is what sets the crankcase pressure, the inlet manifold vacuum pulls the diaphragm Mar 12, 2022 · An oil leak IS a vacuum leak, especially on a BMW; I've seen hardened oil fill cap gaskets let through enough unmetered air to cause engine stalling and VANOS codes, yet never set a misfire or lean code, which is why I've learned to also never trust a DME fault code. After cleaning the area where most of the oil was present, a dye was added to the engine oil and then the vehicle was driven for about 20 minutes, after that, we lifted the car and check with an ultraviolet light that Mar 21, 2019 · Have the massive oil leak which I've read , due to location, that it's either the alternator bracket or the oil cooler thermostat. The most common issues for the N62 are coolant and oil leaks from various places. to/2Yr4Xp3 ATP AT-205 Re-Seal Stops Leaks, 8 Ounce Bottle - https://amzn. Just as a precaution I want to check and see if my car has any vacuum leaks engine has 107k on it. The positive pressure is too much for the thin face plate on the pump and out comes the oil - it gets blown backwards and onto the exhaust. Replace and the leaks will disappear. Our professionals are here to help make sure you find the answers you need to your questions and our community is here to help other brainstorm INFORMATION All current BMW engines incorporate a pressure-controlled crankcase ventilation system. Among other things, with the passage of time on N62 catalytic converters are destroyed and their honeycombs get into the cylinders, the consequences – scoring. If a HM oil changed every 5K miles could slow or eliminate Dec 25, 2014 · Wow, that's a lot of oil on those videos. to/2Osvkqb Mobil 1 10W-40 High Mileage Full Synthetic Customer: I have an N62 4. I added 2Qt because it was a long while since I checked it. Tightened the Nov 23, 2011 · Has any been able to replace the gasket behind the alternator bracket by simply removing alternator. Replaced it and I still have a leak. It is easy to think that you have fixed this oil-leak as during normal driving it doesn’t leak, but after a good thrashing it can start spewing oil out again. 8L 8 -cyl Engine Code N62 B48 D. The car I bought recently from USA had that Jan 16, 2023 · 08 4. Also for: N62b44, N62b36. Feb 7, 2011 · I started to notice pools of clean engine oil below my car a few weeks ago and after reading a few posts began to suspect valve cover gaskets. Jul 13, 2017 · Whats the black hose that appears to be protected by the heat shield? If its some type of vacuum hose or air circulation hose then its possible that Dec 16, 2021 · bought my X5 with 109l miles 2 years ago. Now it seems to be from everywhere below the valve covers. I was convinced the oil cooler leaking oil on the upper radiator hose compromised the 'O' ring over time and it was going to leak. I restarted, and I May 11, 2022 · I'm sure this exists but I haven't been able to find it. These leaks can occur at relatively low miles will lead to expensive repairs if done by a shop. Since it was just running, the level was a bit indeterminant. I saw this leak was pissing from under the alternator onto the sub frame. Inspect these seals for cracks or hardening. I'd be surprised if you could find a shop anywhere that'd do it for so low though. I can't find any info online or in mitchell about how much tear down is needed to get to it. 4l in an 05 745Li in my shop with an oil leak behind the alternator bracket. currently has 145k now. During the tear down I’ve determined that the Coolant Exchange Pipe was May 4, 2015 · Oil leaking. Finally I asked the mechanic point blank about the PCV (positive crankcase ventilation) system on the car. I, as many of you, have developed a coolant leak on my e70 X5 4. Jan 2, 2014 · So if I have an oil cooler, which should reduce the breakdown in my oil because it reduces the high operating temperatures, why do my seals still go bad so quickly? This shop which specializes in German cars says that BMW use crappy seals and are known to leak (newsflash threre? I think not!). I got a low oil pressure light, and pulled over immediately and shut it off. If you have oil coming down from above, it's going to be indistinguishable from oil seeping through the oil pan gasket. Do Oct 13, 2022 · If it was my car, I'd make doubly certain that it really IS the oil pan leaking. Jan 6, 2023 · BMW N62 coolant transfer pipe leak is a common issue on these engines. The problem with the leak from the vacuum pump on my 650i is that the oil blows back onto the exhaust Sep 11, 2023 · BMW oil leaks are common on older models. Have a couple DIY's I'm getting ready to tackle. Sep 10, 2014 · Well - I believe I have finally found the source of the remaining oil-leak on my X. Excessive oil consumption typically affects the N62 and N63 engines found in the 2004 to 2012 model years of the 6-Series. The N62 in the 545i doesn’t have an oil cooler and the ports are blocked by a bracket with a tiny gasket sandwiched between it and the block. 8i. 000km. Today we're replacing the alternator bracket seal/gasket, whatever you want to call it! This is a common leak point on the N62 motor, and being that it's located underneath the alternator, P/S Feb 28, 2022 · Hello my new friends^^ I'm currently having an 4. These leaks are caused by some bad design choices, cheap materials, and the engine running a little hotter than it probably Feb 20, 2015 · Started off as a very slow oil leak (about a quart a month for 2 months) from an unknown location. 4 engine with BMW dealer gasket per instructions of Newtis and Bentley manual (bol Apr 17, 2022 · N62 common leaks come from valve cover and upper timing covers. Dempsey Aug 5, 2015 · oil leak for 4. I checked the oil. Nov 15, 2019 · Valve Stem Seals Alternator Bracket/Gasket Oil Leak Coolant Transfer Pipe Leak Valve Cover & Valve Cover Gasket Oil Leaks Upper Timing Cover Leak Of course, this is far from an exhaust list of the problems that may occur on the BMW N62 engine. Replace them and leaking will stop. Note: Pump not included. N62 Series engine pdf manual download. What follows is this little write up (since there is no good info out there). This is true, but its service life largely depends on the quality and regularity of service maintenance, the quality of the oil and gasoline used. 3 mm was introduced, new connecting rod designs were used, combustion chambers Jul 9, 2013 · Tested removal of the oil filler cap while engine was running on my 2004 N62 (97K miles with no record of previous CCV replacement). Jan 26, 2014 · Most of these steps may be used for a general tear down to access: Alternator, Water Pump, Serpentine Belt, Serpentine Accessory Belt, Throttle Body, Thermostat, Knock Sensors. 4i; N62 engine with 150k miles. The BMW service guys say I need to do the following: Fix timing case cover Oil pan gasket Mechatronic sealing sleeve The total cost being around $6k~ if I go 3rd party or about 10k if I go with the BMW dealership service center. 8i WITH an oil cooler Almost every post I've seen talks about fixing this miserable oil leak coming from behind the "Alternator Bracket" with a $5 gasket causing huge headaches and big bills. Jan 31, 2012 · Alternator Bracket for Generator Housing oil Leak- PROBLEM SOLVED After doing research on here I think I am having a leak on the so called Alternator bracket gasket. i'm reading the difficulty in doing the upper timing cover only is you end up screwing up the valve cover gasket in the process and end up needing to do both. Seems BMW has a problem with this, and part of the oil pump check valve will work loose, and find their way into the filter housing. Will post more info as BMW 650i, N62TU engine with a large oil leak from the front engine area. See color picture below. In fact, even with regular maintenance, your car will undoubtedly develop at least one oil leak in its life, leaving you having to track down and fix the problem fast. Apr 1, 2025 · Explore common problems with the BMW N62 engine and essential maintenance tips to keep your vehicle running smoothly. Our professionals are here to help make sure you find the answers you need to your questions and our community is here to help other brainstorm Nov 25, 2016 · If you can get this job done in 45 minutes, even after disassembling everything to get in there, you are my hero. Feeling round the edge there was oil but did not seem much, anyway I went ahead and replaced the driver side gasket. Oil leaks. Additionally, simply because it is a common problem does not mean it will indefinitely happen on every Aug 23, 2019 · Hi There I have a 2007 550i with the N62 engine and it's got an oil leak from the alternator side. About the only smart way to approach something like this is to spend a lot of time REALLY cleaning up all the oily bits, and then look for those leaks. It replaced the M62B46 and is also an improved version of the N62B44. Bar's Leaks 1040 Rear Main Seal Repair Concentrate - https://amzn. Apr 1, 2025 · Discover common problems with the BMW N62 engine, their symptoms, causes, and solutions for optimal performance and reliability. The oil vapors in the crankcase enter a cyclone-type liquid/vapor separator (OSV-behind the timing chain) which allows the liquid oil to return to the oil pan and the oil vapors to be drawn into the intake manifold via a pressure control valve. 4i v8 engine problem is engine oil leaking beside the steering pump bottom side pls help me for this to fix large amounts of leaking. In my case, I had a leak that resulted in oil all over the alternator that was due to a bank 2 upper timing cover gasket leak. Aug 2, 2023 · BMW dealer during last multi-point inspection reported leakage on oil filter housing. I'm honestly confused if my car has both or one or the other? Looks like exactly the same seal and location. 6K views 19 replies 8 participants last post by Thegill Oct 28, 2019 0 Jan 2, 2022 · That repair is common failure on these engines N62, it is well known issue that after aproximately 150000 miles the Alternator bracket gasket starting to leak, it could leak years but soon or later it will get big and it will start to leak really bad. Saturday it let loose and I had oil spewing from Jan 5, 2017 · Hello, I recently discovered a set of oil leaks in my 2008 BMW X5 4. com | BMW X6 Forum X5 Forum > BMW X5 Forums > General BMW X5 (E70) and X5M Forum (2006-2013) N63 Engine Oil Leak Nov 20, 2018 · My upper oil pan gasket is leaking (lower one too) but I can't find any good diy info on this. Most often leaks crankshaft oil seal or generator housing gasket. Timm's BMW M60, M62, M62TUB and N62TUB V8 Engines - PCV, PRV and OSVThe rear cover has been removed on this PCV, revealing burnt oil and a brittle diaphragmThe PCV above is pretty typical, the diaphragm is brittle, probably split around the rim, and the cavity is full of burnt oil. 8L N62 engine. With this URO Part kit, you can fix it permanently. At 175,000 miles, it leaks oil, power steering fluid, and coolant, and currently has a vacuum leak. Hi All, I have a 2006 X5 4. This engine, known for its responsiveness and smooth power delivery, requires a specific oil change routine to maintain peak performance. This is a low cost alternative to repair this simple oil leak. It causes scoring in the cylinder blocks. A properly functioning pressure control Aug 31, 2020 · You say it only leaks after a drive. 4 with 125K miles. 4K subscribers Subscribe Aug 25, 2011 · When changing the oil filter on the BMW N62 engine, keep your eyes open for bits and pieces of the engine oil pump check valve. OP, why the dealer and not an independent? From previous posts by other members oil leak fixes are labor intensive. I didn't have vacuum leaks however I would have the valve cover gasket replaced about once a year because of oil leaks. That means once pressure is built up in the coolant system (a part is compromised) and it leaks. You can change Jan 26, 2014 · Most of these steps may be used for a general tear down to access: Alternator, Water Pump, Serpentine Belt, Serpentine Accessory Belt, Throttle Body, Thermostat, Knock Sensors. I saved £1200 fixing this oil leak myself rather than taking it to the dealership. Therefore it would be better to remove the catalytic converters and to install cat-backs Mar 15, 2017 · all german auto bmw bmw black smoke bmw maintenance bmw n62 bmw n62 oil leak bmw news bmw oil leak bmw repairs cheap bmw repairs valve stem seal leak valve stem seals Jump to Latest Bimmerforums is the preferred online BMW Forum and community for BMW owners. It looks like it's the oil pressure switch I did some poking Apr 18, 2023 · Related: 11 Common BMW 6 Series Problems (Explained) 5. I'm pretty sure I took 1/2 hour per XBimmers. Also a note to a moderator, the link to Common Engine Problems on the DIY home How to replace the alternator bracket gasket or oil cooler thermostat gasket on a 2007-2010 BMW X5 e70 with the 4. During the tear down I’ve determined that the Coolant Exchange Pipe was Sep 1, 2024 · « Previous Thread Next Thread » F10 N63 typical issues list Mar 8, 2015 · I think i may have this issue: http://atlanticmotorcar. Jan 7, 2017 · All times are GMT -4. BMW N62 Vacuum Pump Oil Leak Repair - 650i 645i 750i 745i Timm's BMW Repairs and Information 29. Any information about the failure mode for the gasket? Is it brittle Common oil leak on the V8 N62 and N62TU engines that would be in the E65 7 series and the X5 E53. After a few minutes of idling I will get a little blue-ish-white smoke after giving it some gas. Oil and working fluid leaks Oil leaks often occur from under the crankshaft oil seal and the gasket of the generator housing, valve cover and timing cover. K have searched and could not find a good write up. With the adapter, you can add a T at the fitting, & hook up a oil pressure gauge. 8 litre V8 engines. Anyone hear try. The leak gets worse on cold days and has disappeared on some warm Dec 17, 2021 · Below is a large collection of images, tips, tricks, links and other useful information. Oil Leak BMW 745Li E66, 545i E60 Front Cover N62 Engine Escondido German and Tesla Auto 7. Also on high mileage appears leakage of the coolant supply pipe. Excessive Oil Consumption The V8 engines in the second and early third generation BMW 6-Series have a tendency to burn lots of oil. I've heard some guys successful in replacing the upper timing cover only, but others say you need to do both. 1 for the alternator bracket. This is the bearing block where the alternator mounts to. Is there a document that lists all the oil leak locations on the N62? As I work through them, I want to make sure I keep track of what I have left to do. Please perform the work only if you feel Oil cooler leak All times are GMT -5. Added some pics Apr 22, 2011 · The crankcase is ventilated by a pressure controlled system. Nov 29, 2017 · I have a 2006 BMW E-53 X-5, 4. This customer came in after having the valve cover gasket replaced to stop an oil leak from the engine. The time now is 04:21 PM. Mainly more so probably coming from the upper rear of the engine where I Can't get at it to see from the firewall blocking it. I thought for sure it was the oil filter cover. The time now is 02:49 PM. Let a professional in Flower mound handle this issue. I took the vehicle to two other repair shops for second opinion. BMW VALVE-COVER OIL LEAKS - FIX IN 10 MINUTES Timm's BMW Repairs and Information 30. I know there is a seal back there that leaks. The common leak points for the N62 are the valve covers, the timing covers, the vanos solenoid o-rings and the alternator bracket gasket. 8K 87K views 4 years ago #BMW #TimmsBMW #EngineProblems Jan 24, 2013 · Hello all as in my other BMW oil leak video this one shows little note details and how oily it gets when this specific alternator bracket gasket oil leak starts leaking on your BMW N62 engine 2002 Apr 1, 2015 · I'm going to be getting the car ready for some maintenance since the weather is starting to break. 8i, 204,000 miles. Feb 16, 2024 · 3. I've used the traditional 5w30 and 0w40 in the past, but something tells me at this Jul 20, 2025 · Discover key facts about BMW N62 engine reliability, owner opinions, ratings, and comparisons with other engines. I would clean up the area and wait for the leak to appear. Dec 21, 2015 · Long time lurker, I knew this day would come. I've searched here and even X5 boards and details are minimal. We demonstrated how to fix BMW that has an oil leak / leaking engine oil on 2013 BMW 528i but the video may be helpful on: BMW F10 F11 F07 Oil Leak, Leaking Engine Oil BMW 520i 528i 530i 535i 550i Aug 23, 2008 · Bimmerforums is the preferred online BMW Forum and community for BMW owners. Sep 20, 2020 · The oil light is set to go off at 8 psi, which is just plain scary! I am going to pull my oil pan shortly do to the gasket leaking at the rear of the pan, & will inspect everything very close while it is off. Mar 26, 2010 · Hi all I am new to the forum so please bare with me. In this quick tip video I share the cause of a major oil leak on BMW 4. I first started the engine, let it run approximately 30 seconds and then removed the oil filler cap. Mar 11, 2021 · BMW N62 valley pan gasket repalcement | v* 5,6,7,and X5 series vehicle | Cure the coolant leak at the back of your engine! Easy instructions. The other schematic (black and white) shows the most likely culprit for the origination of the oil leak Oct 15, 2022 · BMW with N62 gets a reliable and durable cylinder-piston system. Dec 29, 2013 · I was able to determine where the massive oil leak on my car was coming from after putting it on a lift, removing the splash guards, and starting the engine. I have booked it into Autotech Centre in Liverpool on Monday but I was wondering if BMW's labor times are 5. Customer: Hi sir I have 2005 BMW X5 4. 2006, N62, manual trans. Although the valves all look different, they function similarly, using a spring and diaphragm assembly to control the crankcase pressure. Oct 4, 2023 · The N62 and early N63 generation examples of the BMW 6-Series eventually end up with leaking valve stem seals which requires an expensive engine out repair. At Bimmerforums, you will find technical how-to information maintenance specifics audio advice wheel and tire combinations and model specific details not found anywhere else. So this week I changed my oil cooler thermostat gasket (alternator bracket for non My N62B48 has 210,000 miles and doesn’t leak a drop of oil or smoke regardless of how long I let it idle. Excessive Oil Consumption The N62 and early N63 V8 engines of the E60 and F10 generation 5-Series have a reputation for excessive oil consumption. I have developed a pesky engine leak which appears to be originating from the right side of the engine (sitting in the drivers seat). A local independent dealer recently replaced the rear main seal and still noticed some oil leaking after Jun 18, 2018 · A coolant leak from the coolant transfer pipe in BMW N62 V8 can cause the engine to overheat. Oct 11, 2013 · I am facing a substantial oil loss like other N62 owners. The crankcase ventilation systems use various different crankcase ventilation valves, depending on the engine type. Dec 9, 2024 · After 50 years a oil gallery plug has started leaking on my 1973 R75/5. Also bolts that hold braket on may be loose, so does anyone on here know if bolts are accessable by just removing alternator. if I Subscribed 197 20K views 4 years ago How to replace an oil pressure switch on an n62 e65 BMW Oil pressure switch for BMWmore Tags exhaust leak, oil leak, pump, ripoff, vacuum « Previous Thread Next Thread » Nov 15, 2017 · E63 and E64 N62 Vacuum Pump - Fixing Oil Leaks As a general rule I’m not too worried by a small oil-leak, after owning seven M62 V8’s you get used to the slight weeps around the valve covers. One of the common leaks on this motor comes from t Cheat on Time, No need to remove CV's or drop K Frame, Just remove minimum, can even smash it out in under 3hrs ! May 25, 2022 · I think that may be the dreaded N62 coolant transfer pipe leak. This is a very common problem in the 2002 to 2012 model years of the 740i, 745i and 750i. 8I n62 engine oil leaks from oil thermostat A sudden increase in oil leakage on the 2008 BMW 550i with the N62 engine often indicates worsening valve cover gasket failure or a compromised oil pan or crankshaft seal. That's BMW fucking the dealer techs back in the mid 2000's labor times. I'm guessing that all the existing oil is Dec 27, 2012 · That is unusual (leaking only when the belt is on, that is). There are aftermarket collapsible transfer pipes available that greatly reduce the work required. Thanks Other BMW/Euro techs sound off, how stupid is this thing? Goddamn alternator bracket seal, it’s about a ten hour job to replace a 3 dollar gasket, i have yet to come across a car with this design that isn’t leaking. in the stack of receipts it shows the PO did: - Alternator oil bracket gasket in 2017 at 95k miles in the tune of around $805 parts and labor - valve cover gaskets in 2017 95k miles - 6 cylinder head oil check valves? (never heard of these before) Sep 13, 2018 · I have an 08 4. Course Contents/Background Material. Yes the o-ring is seated correctly and the covers are both OE. Using OEM-quality gaskets and proper BMW n62 745 750 oil leak alternator bracket sealThis is the common oil leak that is usually fast because it is pressurized system and usually drips right ben View and Download BMW N62 Series service training online. Common problem on the N62 and requires an engine strip down to replace. Join this channel to get access to perks: / @zeiten Hey guys here is the video on how to replace infamous alternator bracket gasket on bmw n62 engine. Does anybody have "personal" experience with sealing this back up? Jul 13, 2020 · 29K subscribers Subscribed 1. I have done lots of research on N62 valve stem seal issues after discovering when I had unplugged my MAF, my smoking after extended periods of idling had almost disappeared completely. Dec 10, 2014 · Bimmerforums is the preferred online BMW Forum and community for BMW owners. ? Thanks in advance. Jan 19, 2012 · I had the common issue of an oil leak from my vacuum pump on my '06 750. Mainly crankshaft oil seal or alternator bracket gasket may leak. Replace faulty gaskets and seals promptly to prevent engine damage. 8. This confirmed one of my 3 guesses( alternator bracket gasket) Mar 9, 2021 · New Genuine Power Brake Booster Vacuum Pump Seal 11667509080 BMW | eBay The brake booster vacuum pump seal kit for BMW V8 N62 engines includes pump to cylinder head seal and pump front cover seal. Jan 2, 2022 · That repair is common failure on these engines N62, it is well known issue that after aproximately 150000 miles the Alternator bracket gasket starting to leak, it could leak years but soon or later it will get big and it will start to leak really bad. Oct 29, 2016 · This thread refers to the N62 V8 however I do have an E39 with 528i. Looknig into the May 30, 2017 · E63 and E64 N62 Vacuum Pump - Fixing Oil Leaks As a general rule I’m not too worried by a small oil-leak, after owning seven M62 V8’s you get used to the slight weeps around the valve covers. I'm sure there's more Jul 28, 2018 · Engine Oil Leak at Alternator mounting N62 by Rick G » Sun Aug 12, 2018 2:45 am I fixed a leaking cam cover gasket on the right side which I thought was the oil problem I had but there was also oil leaking from under the Alternator bracket. It has 97k miles on it. Jun 17, 2013 · Has anyone ever used high mileage oils in the N62 engine? Mine is currently sitting at 152500 miles. I've had most of every potential leak on this engine fixed minus the lower oil pan cover which looks like it's seeping ever so slightly. Has anyone done this repair May 29, 2025 · Explore common BMW N62 engine problems, their causes, solutions, and owner insights to keep your vehicle running smoothly. Their recommendation was to immediately replace the oil filter housing gasket (they said neglecting this would cause major issues). Could be the vacuum pump, or the front timing covers or valve covers. Mar 5, 2018 · N63, N63TU, S63 and S63TU Engines: Oil Leak from the Rear of the Engine and Transmission Bell Housing New information provided by this revision is preceded by this symbol Today, we're beginning the process of restoring this beautiful BMW E60 550i, with the notorious N62 motor. My car started dropping clean pools of oil on the garage floor. 68K subscribers 535 That’s a severe oil leak and should be taken care of as soon as possible. The solution is to diagnose and repair leaks by replacing worn gaskets/seals. Oct 19, 2015 · All, I am looking for a good write up to replace the gasket on my 4. If you have a leak around the alternator, it’s probably the alternator bracket gasket. Apr 4, 2004 · Hi, I am new to this forum but hope someone here can help me out. I know I checked for vacuum leaks, etc, Apr 1, 2025 · Discover common problems with the BMW N62 engine, their symptoms, impacts, and essential maintenance tips for owners. Learn the symptoms of BMW oil leaks and explore effective repair solutions. Oil leaking from weep hole in alternator bracket on 2004 BMW 645 viewed with snap on bk6000 inspection scope Feb 16, 2013 · Bimmerforums is the preferred online BMW Forum and community for BMW owners. Feb 15, 2012 · Is there an improved gasket or other sealing method that can be used when fixing the oil leak behind the alternator bracket? The car only has 55K miles, so I would prefer this repair to last a little longer if possible. I just changed the upper radiator octopus hose and the lower radiator hose. Jul 1, 2015 · The common problems with the N62 engine are: The Alternator oil seal The leaking Coolant resovoir The small coolant recovery hose on top of the rad The peep hole leak by the water pump on the engine block The diaphrams on the valve covers The dreded valve stem seals The valvetronic motor malfunction the bad oil pump caused by bad LOF service That repair is common failure on these engines N62, it is well known issue that after aproximately 150000 miles the Alternator bracket gasket starting to leak, it could leak years but soon or Is your 7-Series leaking some serious motor oil on your driveway? If it's coming from the alternator bracket, Pelican Parts shows you how to replace it in here!Wayne R. I have just picked up a 2004 645Ci and I have noticed a oil drip coming from the left hand side of the engine if you are looking at the car from the front. The bracket has the alternator bolted to it. Battling an oil leak. When i bought it the seller told me the valve stem Oct 13, 2024 · Replaced leaking lower oil pan steel gasket on my 2005 X5 with N62 4. I was driving to work today. 4- Worn catalytic converters At high mileage in N62 catalytic converters are destroyed Mar 23, 2025 · Discover the causes, symptoms, and solutions for oil leak problems in the BMW X5 to keep your luxury SUV running smoothly. Valve cover gaskets and alternator bracket seal. I've got the fan out, the hoses and power steering May 18, 2023 · Despite the exceptional engine build quality, BMW oil leaks are quite common, especially after putting mile after mile on your car. 8is out of late 2005 that has driven 200. com/bmw-n62-4-4-engine-oil-pump-problem-and-update/ Has anyone had do replace the oil pump check valves, how much $$ damage am i looking at here? N62 covered head to toe in oil. In most cases, it happens over time, after the heat from the engine wears the gaskets down and causes them to crack. The third generation BMW M6 sold from the 2012 to 2018 model years used the S63 V8 engine which also burns a lot of oil. Our professionals are here to help make sure you find the answers you need to your questions and our community is here to help other brainstorm Aug 8, 2014 · BMW N62 Valve Stem Seal replacement Another problem and its solving ,if You have a smoking BMW with N62 engine,mostly its due to bad valve stem seals. Our professionals are here to help make sure you find the answers you need to your questions and our community is here to help other brainstorm Dec 30, 2021 · A valve cover gasket oil leak is an issue that plagues multiple BMW engines, and not just the N62. 8i with 142k miles and due for an oil change. I read a lot about the blue smoke and the oil loss. It's a big job but decided to tackle it this long weekend. Aug 11, 2008 · Bimmerforums is the preferred online BMW Forum and community for BMW owners. Mar 30, 2022 · BMW alternator bracket seal replacement for the BMW N62 and N73 engines. A little help would be much appreciated. The cylinder block was modified by increasing the cylinder cross section of the pistons to 93 mm, a steel crankshaft with a piston stroke of 88. Oct 2, 2023 · 1. Regularly check oil levels and clean leak areas to monitor severity. I'm sure a good BMW independent would have experience with N62 oil leaks by now and be able to do the job for quite a bit less. Torqued to the correct specs (25nm). Leak repair and tool requirementBMW 750Li E66 N62 Oil Cooler Thermostat Leak Dec 27, 2015 · Have had an increasingly bad oil leak from the upper oil pan gasket. This issue is more prevalent in the 2005 to 2013 model years of the V8 5-Series. The oil will run down the block, & dump on top of the alternator. Our professionals are here to help make sure you find the answers you need to your questions and our community is here to help other brainstorm Apr 4, 2016 · So, no surprise, my N62/TU engine in my X5 is finally showing signs of worn out valve guides and valve stem seals, as is common with pretty much every N62 I've seen with 90k+ miles. 5 for the upper oil pan and 6. I dont know where the common places are or where Feb 15, 2022 · The leak is most likely from the upper timing gasket, as it has pressure on it from the upper part of the cover. The car I bought recently from USA had that issue, when I started the engine it was leaking almost like a small flow, the gasket was so bad Info- 08 x5 4. the leak I saw, was "maybe" from 70 or 80K miles of a very slow leak. I show the failed part and the cheap gasket you need to buy to fix Nov 25, 2019 · In the last week I've noticed even more driveway oil decoration from this rolling sieve. Mar 7, 2024 · Other causes: air intake, flow meter, valvetronic. 8L. qzfhb nkmvpxd plpcg frjl zfn siqwgou xtrh oncy lubqly pdgxof