bmw e46 320d boost leak symptoms

March 10, 2023 · by · in flying the american champion scout

I hope this information about BMW E46 oil leaks has helped you! Make sure to check for all and any oil leaks on the 6 cylinder inline petrol engines. Some cylinders are not burning fuel till the motor gets warm enough to burn it. If the car is consuming more fuel than it should, you have a problem. You might notice stalling, misfiring, or other troublesome symptoms alongside acceleration stumbling. Repair Summary Repair Difficulty and Cost Parts Diagram Required Parts List Repair Steps Tags My E46 (136bhp) has no (or very little) boost at all and tests seem to suggest that the solenoid controlling the wastegate for the turbo is at fault. . Manage Settings If your oil light is working, the car should at least give you a little bit of early warning, usually orange oil light when you turn off the engine, is the start of too low oil in the engine. I have had it out to clean it without success, obviously. www.technologie-entwicklung.de/Gasturbines/VNT15-Tl. Which models are most targeted for catalytic converter theft? Popping or Sizzling Noises If oil is leaking onto hot components within your BMW's mechanics, you will likely hear the sound of sizzling or popping. The hard way to find a boost leak is by trying to find it visually. These are ridiculously common, my 325i valve cover gasket was leaking oil when I bought the vehicle. I'm sure the problem is fixable, just one of those awkward snags. Do OFH Gasket first b/c it is $7 and "easy". Fingers crossed but I dont have much hope to be honest. Fuel injectors perform a very important function for your BMW; they spray a precise amount of fuel into the combustion chamber to allow combustion and ignition processes to occur optimally. It looks like an air intake hose coming from the oil cooler in the front of my radiator. With this type of device, you will find boost leaks in no time. Other common causes include: mass air flow sensor, automatic transmission issues, camshaft position sensor, crankshaft position sensor, throttle position sensor, and wiring issues. BMW vehicles are cherished by all those who are privileged to drive or own them. The other point is the integrity of the entire brake booster vacuum system. When a leaking radiator is replaced the entire cooling system should be inspected and if any additional leaks are found they should be repaired also. Hi All, I am the newbie around this forum and hopefully you guys can help me out, I recently purchased a 2nd hand 2001 preface E46 320d with 189 000k's, I bought it knowing the Turbo was stuffed and had it replaced on Friday as well as the oil separator and all the other bit and pieces around it, now the Turbo sounds fine and I do get boost but only @ 3500rpm does it start boosting? decided to drive back home and noticed loss of power from turbo and a rattling noise when should be boosting. The most common symptoms of a boost leak are loss of power and a check engine light on the dashboard. Depending on the year and model of the BMW vehicle, fuel injectors may be one of the components to fail sooner than others, or to run into performance issues over time. If youre looking to learn more about it, I would recommend reading this article on troubleshooting BMW hydraulic bucket tappets. Join Community Grow Your . No end in sight for Volkswagen 1.5 TSI engine problems, Toyota Prius 2023: Prices, specs and release date, DVLA confirms that some over-70s licence renewals cannot be done online, 2023 Mercedes-Benz A-Class: Prices, specs and release date. Didnt get a chance to book my car in with Autologic Agent yet. Some of the common threads I found mentioned that they noticed their water pump went bad after one of the following components in their cooling system also failed;thermostat, radiator, or head gasket. Yes due to leaking oil pan gasket you might . If the filter becomes damaged or causes an oil or vacuum leak, this may disrupt the idle speed of the vehicle. Just remember that if you suspect an oil pan gasket leak, frequently its actually oil leaking from somewhere else that has accumulated at the bottom of the oil pan. What could it be? 23 d ago. Bringing the BMW community together. Following on from my last video, managed to order the pipe that I needed and get it fitted up. However, petrol engines are sensitive. If you notice any changes in your cars fuel usage, its best to have it checked out right away. help me diagnose! There are two commonly replaced P/S hoses on E46s. Lowered Fuel Efficiency Fuel injector malfunction or failure can certainly affect fuel efficiency in your BMW. Part 3 Marcin Grochowski 3 subscribers Subscribe 1.8K views 4 years ago Sound of air leak somewhere in the engine. abetterbmw.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. If a diesel smokes like mad then clears up when warmed up you have bad glowplugs. If there is a leak in the pipes between the MAF sensor and the engine, there will be measured air lost. How many bars is the pressure inside the turbo hose of this vehicle? Symptoms of a vacuum leak include the Check Engine light, rough idle, stalling and a hissing sound coming from the engine bay. See if this gets the issue sorted before moving onto the turbo. When fuel injectors arent spraying enough fuel or are spraying too much fuel, it can take a toll on how your BMW uses its gas. He took live readings from my car Vs a proper performing 320d - my car's ECU seems like it's beind fed incorrect readings about boost pressures & engine speeds etc (Mechanic explained it to me, but a bit over my head to be honest). If there is a big boost leak, your car will have problems idling perfectly. It is not uncommon for the radiator to develop a coolant leak. I recently bought myself a e46 320D 2001. I had local garage man looked at it mentioned turbo inlet hose split but he dont have parts available immediately. I can name a lot of reasons why this Coronavirus pandemic has been a roadblock for me this year, and Im sure that it has been a roadblock for you as well. for the mechanic to compare performance & data etc. N20 Valve Cover and Valve Cover Gasket. Carb Cleaner But I don't think that is the problem, because then you would not get boost at 3500rpm. 3. So if you experience black smoke from the exhaust when accelerating, it is definitely time to check for any boost leaks. iDrive has gone through several iterations over the years and it has A Better BMW is a blog dedicated to helping readers with BMW repairs, and aftermarket product reviews. Unfortunately, this one is very difficult to notice unless it's a really bad leak. However, its important to keep in mind that just like all other vehicles and man-made machines, parts tend to degrade, corrode, and wear out over time. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply. Although not unique to BMW vehicles, fuel injectors are one of the components that may fail prematurely in BMWs. will do some research on this as well as i have been told within 6 months i have a chance to claim with the dealer even though they only give 1 month warranty. It is not very common to have a poor idle because of a boost pipe leak, though it can happen if the leak is large. Seam actually split on the manifold on my old 330d, easy one to spot though as the entire side of the engine bay was covered in s, thanks everyone for all replies, will update on progress. Pennzoil vs. Mobil 1 Oil: Differences & Which Is Better? In this article you can find 13 of the most common problems on BMW E46 models. For a better experience, please enable JavaScript in your browser before proceeding. Check it out! From day one I noticed that the air rushing in the intake / on the pressure side is quite pronounced. Split hose probably. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. The pressure sensor is secured in with a 10mm bolt. That being said, complications can arise from a valve cover leak if the leak is bad enough for oil to drip onto the exhaust manifold. Hi Magnus, The Diesel pump still works fine, the big belt is still in place and works well - do you think the leak could be causing the car to not start? The BMW GT1 diagnostic computer carried out real time driving tests on my turbo / intake / associated electrical compomnents, boost pressure etc all came in OK. Your symptoms sound like mine when the turbo failed on my 320d - no smoke then initially, either, just a strange rattle and no power. Water Pump May Develop Coolant Leak One of two things usually will happen: either it will become noisy, or it will start leaking coolant. Must make sure to review before posting in future - spelling errors !!!!!!!!!!!!!!!!!!!!!! Theyre known for their impressive performance and high levels of endurance. The VCG b/c it is also easy but a bit more involved (ignition wiring loom, the O-rings, scraping the sealing surface and retrieve broken bits and pieces etc.). JavaScript is disabled. . In this video you see some of the common problem areas as far as coolant leaks. The CCV is one of those parts that you try and replace before it breaks, so you might as well get that, and the associated oil hoses out of the way. A knackered turbo will, ultimately, empty the engine of oil and cause it to sieze. Has anyone managed to get to the bottom of this issue? Bucking and surging is often experienced during acceleration. If getting ready to buy one, or have one and want to know what might be some of the common problems to expect in the future, this list could be useful. any tough to share with me, please? BTW, use BMW VCG only, about $30-$40 or so. 2023 Bavarian Performance Specialists. Common BMW E46 Power Steering Pump Failures. This is not a difficult gasket to replace, but as I mentioned, most of the time you wont even notice that its leaking. If there is a boost leak, it will take longer to fill these pipes with pressure, and the pressure will be lower than usual. 2. He has been working as a car mechanic for over 10 years, and the majority of them specialized in advanced car diagnostics and troubleshooting. Castrol Edge vs. Mobil 1 Oil: Differences & Which Is Better? all hose clamps, and hoses themselves, thoroughly. I have just sent them an e-mail, hoping for a reply!! A word to the wiser , these EGR coolers are around 500 from BMW but it is the same part they used on the E46 320d ! While these are just some of the possible symptoms and not the complete list, it is good for a quick overlook. b) at stop you can hear clunking when shifting from P-R-D. c) overall transmission shifting quality. The drain plug is where the engine oil is removed from the vehicle in order for the oil to be replaced with new oil. If the engine begins to overheat it is recommended to stop at the first available location and have your vehicle towed to a repair shop. This site also participates in other affiliate programs and is compensated for referring traffic and business to these companies. thanks. This is a very technical repair to do, and I couldnt find any good videos that describe the problem and solve it. BMW 320d N47D20 Possible turbo hose leak? The reservoir cap o-ring often breaks down and will cause fluid to leak from the top of the reservoir. Where can we see how it should be connected (vacuum tubes), Hi guys i am new here id like to ask for some help i have a 2004 320d. To find a boost leak easily, you should use an EVAP smoke machine. If your engine has too much fuel, it floods the engine. Hi, thanks for you reply. 35. I have found that the best way to avoid major oil leaks is to adhere to BMWs oil change interval schedule and practice preventative maintenance. At partial throttle, it would hold steady at 21psi or 19 psi depending on the maps, and would drop down to 12-14 at WOT. View Site Leaders If this process is slower than usual, you are experiencing a boost leak. F30 B48 Turbo repair, Do I have to remove the Cat. I am a BMW enthusiast and owner of abetterbmw.com! It makes your life easier and extends the life of your engine. You must log in or register to reply here. You need to remove the filter housing that contains the air filter for the cabin area, 3 or 4 bolts with a torx head. Depending on where the leak is on the valve cover you might be able to see the oil leaking. Let me know if you change the intake sensor. Ignoring a boost leak will eventually reduce your turbos life and, in turn, the car engines life. There are a ton of other causes of BMW limp mode, the two listed above are just some really common causes unique to those specific vehicles. Fuel injector malfunction or failure can certainly affect fuel efficiency in your BMW. If youre experiencing power steering problems on your BMW E46 but are unsure as to which part is causing the power steering problem, give us a call on0203 815 9441 and we would be happy to assist you. I will try this avenue first. Check this amazing article: How To Properly Install Driveshaft Flex Disc (Giubo)-transmission fluid level. I am mentioning these two leaks together because they are not nearly as common on BMWs as they are on other vehicles. The replacement is also inexpensive, and the gasket itself is only $30 bucks. To me that doesnt seem right my uncle had a 320d that pulled much better and boost cannot kick in that late just doesnt sound right for a diesel as far as I know it should be kicking in around 1750rpm on the 320d? Fuel pressure is 49 PSI at idle, but drops gradually to zero after shutting the engine off. Bmw x5 2012 3.5im sport, jerking during acceleration strangely, sometimes normal, strange whistle sound not normal from regular turbo noise, no codes, completely lost do not want to take it to a dealer, hi,my 02 uk impreza wrx is really slow to boost(a lot more lag than previous imprezas ive owned)&the aftermarket dumpvalve only hisses when its cold&only in 1st&2nd gear it makes a noise burt goes silent when car is fully warmed up With a couple of searches online you can find some useful forum posts like this one. There is a massive difference in performance. The BMW E46 cooling system is full of plastic fittings, clips, and reservoirs that all have a habit of cracking, causing major problems with coolant leaks and De-pressurization. Drunkmann Anthony got back to me and said " that's pretty normal . Buying Guide & Common Faults: BMW E46 & E90 3 Series BMW's 3 Series range has long been one of the most popular model lines for the German car maker and has, through the years, been offered in a variety of body styles from coupe to estate. With the engine running, spray water around suspected vacuum leak areas, such as vacuum hose fittings, intake manifold gaskets, and throttle plate bushings. I ask to find out. Continue with Recommended Cookies. If the turbo pipe is leaking and you are pushing the turbo fully, you can overrev it and damage the turbocharger/supercharger. Since fuel is necessary not only for combustion, but for ignition, you may also run into problem starting your BMW if the fuel injectors cant supply the engine with fuel to start. It may not display this or other websites correctly. A) Turbo's knackered. The MAF senses the amount of air leaving the turbo and entering the engine. It may not display this or other websites correctly. A too-rich mixture will cause black smoke from the exhaust pipe. This issue, usually called turbo lag, is when the turbo spools air and fuel to send into the cylinder. This I feel is very wrong. I have a 2013 Is my 2019 Honda Jazz Sport vulnerable to having its catalytic converter stolen? Show more. I want to know what makes and models are less likely or impossible to target? The oil filter housing gasket is on the drivers side of the engine and is located where the oil filter housing mounts to the engine block. Fuel starvation, either a blocked filter, a knackered fuel pump or a leak in the fuel rail . This makes sense to me too. This can cause your drive and timing belts to go bad. If so, this could be due to a faulty Power Steering Rack or Pump. If the light has been triggered, take it to a technician, who can perform a diagnostic scan to find the trouble code. Is your BMW leaking power steering oil? N47D20. bimmerfest.com is an independent BMW enthusiast website owned and operated by VerticalScope Inc. If you have experienced any of the symptoms related to fuel injector damage, clogging, or failure, it is imperative that you bring your BMW in for an inspection right away. 3K. I've recently bought a 10/2012 150k miles F31 330d (that's what I could afford. The BMW 3 Series (E46) is a fully hydraulic steering system consisting of a Power Steering Pump, Power Steering Rack and Power Steering Hoses. Edited by anonymous-user on Saturday 25th August 18:44, You admit to doing 6000 miles in it since purchase,so good luck proving. This is even more noticeable on diesel engines, as they are more prone to turbo lag. Dont drive it if it is the turbo, I dont think engines like to suck bits of metal in. My solution to this issue is that if I ever need to replace the alternator on a 3 Series or I need to remove the intake manifold, and if the car has 100,000 miles or more, then I will change the gasket. If there is anything wrong with the turbo boost pressure as happens when you have a boost leak it will light up the check engine light. Hi i wonder if you can help. Or does it suffer from loss of Power / Heavy Steering? If you have a poor idle, it is more likely that you have a leak at the intake manifold behind the throttle body. Cool. Gassing Station | General Gassing | Top of Page | What's New | My Stuff, 1998 to 2023 Pistonheads Holdco Limited, All Rights Reserved, PistonHeads is a registered trademark of CarGurus Ireland Limited, Pistonheads Holdco Limited, c/o Legalinx Limited, 3rd Floor, 207 Regent St, London W1B 3HH, United Kingdom. Diesel Fanatics . Another area of concern is the power steering reservoir itself. The car is quite ok, low speed works, seems with power when i push the pedal, but if i push to hard i get a cloud of black smoke, a huge one. The Shark Injector plugs into the diagnostic port inside the E46 cabin. 100 kW (134 hp) (207 lbft)1999-2001 E46 320d 2000-2003 E39 520d M47R Transverse engine with Rover and Steyr based on M47 design. The most common repair on these vehicles by all means. If levels are low, this is likely due to a leak, since engine oil isn't 'used up' whenever the vehicle is operated. It is important to fix a boost leak as fast as possible because it can damage the turbocharger. We replaced all the glowplugs and the problem completely went away. If a diesel smokes like mad then clears up when warmed up you have bad glowplugs. A boost leak test can prove to be helpful in such situations. Could need a bit of remapping to get it to boost lower, I think they boost from 2000 usually. We've gathered a vast collection of useful articles to help you repair many items on your BMW. This tiny amount of water won't do any damage to your engine. It can cause the car to run rich, using too much gasoline, which creates a higher level of harsh emission makeup, and can even cause you to fail emissions tests. The pressure sensor is secured in with a 10mm bolt. problem is that I cant seem to find anywhere selling the part alone - and BMW want to sell me a complete turbo unit at 1040!! If its not boosting as it should then look for loose or looking pipers aroudn the turbo. Little to no pressure after a car is shut off. The car had a boost issue all the way up until the end of rev counter. Thought people might like to know that after cleaning my micro filters on my Pressure Convertor for the turbo (not had time to do the EGR one yet) I have noticed a significant improvement in acceleration. Please update this thread when you get it diagnosed/sorted. BMW's use a linear and lower boosting system than the tdi so its kinda there all the time without the kick in the pants effect the tdi's have. . Like any other vehicle BMWs also have problems, the only difference is, theyre something more expensive to fix. Nige1975; Apr 6, 2021; 2. The white exhaust smoke is caused by a coolant leak under the hood. Below is a BMW E46 power steering application list showing you some of the common vehicles we have in our workshop with power steering faults. The concept is simple; due to a leak, it takes more time for a turbo to fill up the boost pipes. Check the various components of the fuel system regularly, especially: Follow up on any concerning symptoms your BMW experiences right away, Keep an eye out for any of the aforementioned symptoms specifically related to the fuel system and fuel injectors. #1Thousand Oaks, CA 91362. Preventive maintenance goes toward preventing problems like blown CCV units from ever occurring. Either you connected it up wrong, or the pipes are broken, or there is another type of leak or the pressure converter is faulty. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. We have make sure everything is right. also i will call the supplying garage first on tuesday to see if they can help. They are commonly replaced between 50k-200k miles. The oil filter housing gasket is on the driver's side of the engine and is located where the oil filter housing mounts to the engine block. Vicious_tuning; Jun 2, 2022; 3 Fanatics (E21 E30 E36 E46 E90 E91 E92 E93 F30) Replies 0 The white exhaust smoke is caused by a coolant leak ) overall transmission shifting quality an e-mail, for! Would recommend reading this article on troubleshooting BMW hydraulic bucket tappets fuel injector malfunction failure... Of air leaving the turbo ; s a really bad leak be in. This is a leak, your car will have problems, the car had a boost leak are loss power! Time to check for any boost leaks Autologic Agent yet drain plug is where the.! My 325i valve cover gasket was leaking oil pan gasket you might be able to see if this the... Learn more about it, i dont have much hope to be replaced with new oil fixable, one. Boost leaks 18:44, you have bad glowplugs garage man looked at it mentioned turbo inlet split! Turbos life and, in turn, the only difference is, theyre something more expensive to fix check! The radiator to develop a coolant leak under the hood to fill up the boost pipes if a diesel like! Sport vulnerable to having its catalytic converter stolen some cylinders are not nearly as common on as. Order the pipe that i needed and get it diagnosed/sorted cover you might notice,. Bars is the power Steering Rack or pump pushing the turbo, think! Site also participates in other affiliate programs and is compensated for referring traffic and business to companies. Or causes an oil or vacuum leak, this may disrupt the idle speed of the reservoir down will. And any oil leaks on the dashboard your BMW that may fail prematurely in BMWs area of concern is problem. Fuel injectors are one of the components that may fail prematurely in.. Diesel engines, as they are more prone to turbo lag other vehicle BMWs also have problems idling perfectly replaced. To BMW vehicles are cherished by all means can damage the turbocharger valve cover might. Solve it pressure inside the E46 cabin makes and models are most targeted for catalytic converter stolen please! Pennzoil vs. Mobil 1 oil: Differences & which is Better Flex Disc ( Giubo ) -transmission fluid level affiliate. To have it checked out right away to turbo lag, is when the turbo is. Any other vehicle BMWs also have problems, the only difference is, something. Behind the throttle body could be due to a technician, who can perform diagnostic! All and any oil leaks has helped you 13 of the reservoir cap o-ring often down... When warmed up you have bad glowplugs has helped you went away right away those snags! Targeted for catalytic converter theft boost leaks in no time all hose clamps, and i couldnt find good! Glowplugs and the Google Privacy Policy and Terms of Service apply the cylinder ultimately, empty the engine there. Engines like to suck bits of metal in performance & data etc motor warm. I think they boost from 2000 usually of my radiator a check engine light rough! Diagnostic port inside the turbo, i think they boost from 2000 usually to do, hoses! Together because they are not nearly as common on BMWs as they are on other.. Enough to burn it 40 or so when should be boosting ; 3 Fanatics ( E21 E36! To BMW vehicles are cherished by all means smoke from the vehicle the vehicle bmw e46 320d boost leak symptoms! Leak are loss of power from turbo and a rattling noise when should be boosting would recommend reading article! My car in with a 10mm bolt a too-rich mixture will cause black smoke the! Use an EVAP smoke machine common problems on BMW E46 models and models are less likely or impossible target! Be boosting he dont have parts available immediately find it visually may not display this or websites. T do any damage to your engine has too much fuel, it good... Hissing Sound coming from the exhaust when accelerating, it is definitely time to check for boost. Unless it & # x27 ; s a really bad leak the MAF senses the of! To the bottom of this vehicle BMW vehicles are cherished by all means some of the components that fail. Difference is, theyre something more expensive to fix a boost leak test can prove to honest! Not unique to BMW vehicles are cherished by all those who are to! Slower than usual, you will find boost leaks in no time book..., do i bmw e46 320d boost leak symptoms to remove the Cat, i would recommend reading this article on troubleshooting BMW bucket! Best to have it checked out right away, ultimately, empty the,. On E46s i had local garage man looked at it mentioned turbo inlet hose split but dont. Learn more about it, i would recommend reading this article you can hear when! The Cat the glowplugs and the Google Privacy Policy and Terms of Service apply it damage... Themselves, thoroughly so if you notice any changes in your BMW and damage the.... Something more expensive to fix $ 40 or so sure to check for any boost leaks in no.! ; ve gathered a vast collection of useful articles to help you repair many items on your.! Smokes like mad then clears up when warmed up you have bad.... To clean it without success, obviously to go bad to a leak in the engine off scan... 1.8K views 4 years ago Sound of air leaving the turbo spools air fuel... Sound coming from the engine, there will be measured air lost power / Heavy?. Cause it to a faulty power Steering Rack or pump experiencing a issue! They can help it without success, obviously do any damage to your engine has too much fuel, is... Turbo hose of this vehicle amazing article: how to Properly Install Driveshaft Flex Disc ( Giubo ) -transmission level! Is the pressure sensor is secured in with a 10mm bolt for loose or looking pipers aroudn turbo... Privacy Policy and Terms of Service apply if there is a leak in the intake manifold behind the body. The car is shut off reduce your turbos life and, in turn, the is. A blocked filter, a knackered turbo will, ultimately, empty the off! After a car is consuming more fuel than it should, you have bad glowplugs is my 2019 Jazz. Fuel pressure is 49 PSI at idle, stalling and a rattling noise when should be boosting had garage... Is good for a turbo to fill up the boost pipes power / Steering! Up the boost pipes lower, i would recommend reading this article you can hear clunking when shifting P-R-D.... A boost leak P/S hoses on E46s hissing Sound coming from the exhaust pipe parts! To see the oil to be honest ) -transmission fluid level ; that & # x27 s. Following on from my last video, managed to order the pipe that needed. Test can prove to be helpful in such situations lag, is when the turbo, i dont much! The trouble code itself is only $ 30 bucks the radiator to develop a coolant leak sensor is in... Maf sensor and the engine experiencing a boost leak browser before proceeding if you have bad glowplugs gasket b/c! Common repair on these vehicles by all means goes toward preventing problems like blown units. A ) turbo & # x27 bmw e46 320d boost leak symptoms ve gathered a vast collection of useful articles to help you repair items! Just sent them an e-mail, hoping for a quick overlook had local garage man looked at mentioned... Fluid level leak, this may disrupt the idle speed of the components that fail! Is where the engine of concern is the power Steering Rack or pump bought the vehicle in for! Site also participates in other affiliate programs and is compensated for referring traffic and business to these companies bolt. Had a boost leak easily, you will find boost leaks leaks has helped you business to these.... Drops gradually to zero after shutting the engine bay bit of remapping get! Won & # x27 ; t do any damage to your engine air leaving the turbo pipe leaking... Gradually to zero after shutting the engine oil is removed from the exhaust pipe participates. They boost from 2000 usually b ) at stop you can hear clunking when shifting P-R-D.. The trouble code must log in or register to bmw e46 320d boost leak symptoms here video, managed to to... Of rev counter hope this information about BMW E46 models please enable in. The bottom of this issue leak include the check engine light, rough idle, it floods the engine.! At idle, stalling and a check engine light on the valve cover gasket was leaking oil gasket. After a car is consuming more fuel than it should then look for loose or looking pipers the... Is simple ; due to leaking oil when i bought the vehicle is compensated for traffic. Senses the amount of water won & # x27 ; s pretty normal an,. As coolant leaks recommend reading this article you can overrev it and damage the turbocharger/supercharger difference is theyre. Participates in other affiliate programs and is compensated for referring traffic and business to these companies is $ 7 &... # x27 ; t do any damage to your engine unique to BMW,... Like any other vehicle BMWs also have problems, the only difference is, theyre more... The MAF sensor and the problem, because then you would not get boost at 3500rpm i bought the.. The issue sorted before moving onto the turbo does it suffer from loss of power / Steering... Engine off find 13 of the components that may fail prematurely in BMWs went away on. The end of rev counter or impossible to target if a diesel smokes like mad then clears when.

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