HOW CAN YOU SAVE MONEY ON BMW MAINTENANCE? Although not unique to BMW vehicles, fuel injectors are one of the components that may fail prematurely in BMWs. Your symptoms sound like mine when the turbo failed on my 320d - no smoke then initially, either, just a strange rattle and no power. There are two commonly replaced P/S hoses on E46s. Some cylinders are not burning fuel till the motor gets warm enough to burn it. I think this would have an adverse affect on the vacuum and therefore the operation of the turbo. Some call this acceleration stumbling, and you may also notice that the car revs up to high RPMs before shifting. Here are the most common signs to look for. Remove the filter and you can see them. I noticed a small oil leak coming from the large pipe to the centre right of the picture above. 6. BMW MY08 E92 335XI - GONE BMW MY06 E46 325XI - GONE. Drunkmann Anthony got back to me and said " that's pretty normal . Split hose probably. N20 Valve Cover and Valve Cover Gasket. . Fuel starvation, either a blocked filter, a knackered fuel pump or a leak in the fuel rail . The same thing applies to the fuel consumption of the boost leak and the measurement of the MAF sensor. A) Turbo's knackered. There is a big risk that your car suffers from a boost leak. Here we will review a few issues that may be the most common "wear and tear" problems. Rear left (63217165843), Rear right (63217165844). If the pressure builds too high, it can cause gaskets and seals to blow causing oil leaks. first disconnect the EGR vaccum hose , run the car even without pluging the vaccum line.. if you notice car jumps in with power..then your egr close as expected . i have looked on the web and i read somewhere that could be the turbo or the some pipe needing some cleaning, but today, and once again testing if this behavior/result was gone, when i pushed the pedal in first gear, shift it to second, both with the foot all down, when the second got release i got the usual power kick but i felt lose of power and yellow light "glow plug check" came up in the dashboard. Hi, thanks for you reply. BMW Models. You need to remove the filter housing that contains the air filter for the cabin area, 3 or 4 bolts with a torx head. There is a massive difference in performance. Check pipes. 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. This tiny amount of water won't do any damage to your engine. If the leak is big, it can even mean that you lose all turbo pressure. This is also an extremely common oil leak source on BMW E46s. Changing your oil on time and using high-quality oil will increase the longevity of your E46 engine and it will help prevent major oil leaks like rear main seal and oil pan leaks when the vehicle has high mileage. When your BMWs fuel isnt burning properly, it can certainly take a toll on your cars emissions. The hard way to find a boost leak is by trying to find it visually. Whether you own or lease a BMW, its important to be able to detect the signs of fuel injector failure in your own car. If there is smoke, it is caused by oil dripping onto the exhaust manifold and then burning off. Real MPG - which cars are most fuel efficient? 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. BMW E46 320D Boost Leak Fix - EGR Leak | Black Smoke | Turbo Leak | Power Loss - YouTube 0:00 / 9:39 BMW E46 320D Boost Leak Fix - EGR Leak | Black Smoke | Turbo Leak |. 3K. You must log in or register to reply here. Is your BMW leaking power steering oil? My car in the garage again today - have gotten the loan of another 320d (one with correct performance!!) From 2000rpm it pulls like a train, magic. I'm sure the problem is fixable, just one of those awkward snags. If everything and the tubes are correctly fitted and the problem persists, then the actuator must be adjusted to let the boost kick in on a lower rpm. However if it's a minor leak you can drive it carefully without boost. This site also participates in other affiliate programs and is compensated for referring traffic and business to these companies. It looks like an air intake hose coming from the oil cooler in the front of my radiator. 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. You can also carefully try to pressurize the engine boost pipes with compressed air if you have an air compressor. How common is catalytic converter theft on my car? no engine lights on,no bad idle but it seems to take ages to build pressure Hello guys has there been any update on this? This will cause a wrong air-fuel mixture and, in most cases, a rich mixture. and oil drain pipe and carry out boost pleasure test leak and clear turbo failure codes, test drive. 1) High pitched whistling noise between 2k-4k rpm, regardless of vehicle speed or gear. Until that happens, the turbo does not play a role in boosting the car. You are using an out of date browser. $1669.95 BMW Cooling System Service Kit 82141467704 PART # 3084753KIT SHOP NOW 2. Heres what you can do: Here at Bavarian Performance Specialist, we take automotive repair and maintenance seriously, and particularly take pride in our BMW specialized skills. With a fuel consumption of 5.5 litres/100km - 51 mpg UK - 43 mpg US (Average), 0 to 100 km/h (62mph) in 8.9 seconds, a maximum top speed of 134 mph (216 km/h), a curb weight of 3064 lbs (1390 kgs), the E46 3 Series 320d has a turbocharged Inline 4 cylinder engine, Diesel motor, with the engine code M47. Bmw e46 318i n42 engine help. Join Community Grow Your . For a better experience, please enable JavaScript in your browser before proceeding. Please update this thread when you get it diagnosed/sorted. Some of the most common BMW Power Steering Pump and Power Steering Rack failures are listed below: Common BMW 3 Series Power Steering Rack Failures. Come join the discussion about Bimmerfest events, production numbers, programming, performance, modifications, classifieds, troubleshooting, maintenance, and more! If your vehicle has an issue with the fuel pump, that means the engine doesn't have enough fuel and it won't be able to produce enough combustion to properly power the vehicle. One of two things usually will happen: either it will become noisy, or it will start leaking coolant. Check it out! Carb Cleaner You need to remove the filter housing that contains the air filter for the cabin area, 3 or 4 bolts with a torx head. check all your boost pipes first. Even though we have used a 2003 BMW 325ci to perform this installation, this article can be applied to any E46 3 series vehicle with the M52 or M54 six cylinder engine (with minor modification), including the 323i, 328i and 330i coupe, sedan and convertible. How many bars is the pressure inside the turbo hose of this vehicle? 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. There are several points where the power steering system frequently leaks. This is not a quick repair, but its not a difficult one. Depending on where the leak is on the valve cover you might be able to see the oil leaking. A knackered turbo will, ultimately, empty the engine of oil and cause it to sieze. sensor, ive replaced it twice but still get the code, also the crank pos. Swirl flaps on the inlet manifold are prone to damaging the engine on this vintage of engine. 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). While these are just some of the possible symptoms and not the complete list, it is good for a quick overlook. Common BMW E46 Power Steering Pump Failures. Got the boost leak fixed and rid of the black smoke! Fuel injectors can become clogged or wear out over time, so its important to be sure to take maintenance seriously. There are two commonly replaced P/S hoses on E46s. My marine diesel smoked very bad at launch this year. 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.). 208.4K posts. Joined their forum also, but there doesn't seem to be much on the forum really. Part 3 Marcin Grochowski 3 subscribers Subscribe 1.8K views 4 years ago Sound of air leak somewhere in the engine. I am thinking of buying a new Lexus RX450h. with this i just start driving 'normally' more 200 meters and turn off the engine. I have been repairing, flipping, and parting out BMWs for nearly ten years. It may not display this or other websites correctly. Rubber wears out and specially if you have a vehicle thats 10-15 years old. 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. Therefore, a boost leak inspection is necessary for your cars optimal performance. As we mentioned before, all vehicles tend to run into similar problems over time; however, some vehicles are prone to failure of certain parts over others. im going to start another post on the "sale of goods atc" as i have only had the car from a dealer for less than 5 months doing about 6k. 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. If you start noticingthe heater fan speed varies regardless of the setting, the fan will not turn off when the car is switched off, or the fan will not switch on at all, these are all the symptoms of the Final Stage Resistor failure. Hi, i have a 2004 audi a4 quattro 1.8 t i keep getting the p0341 code for cam pos. Check this amazing article: How To Properly Install Driveshaft Flex Disc (Giubo)-transmission fluid level. Hi Magnus, You are using an out of date browser. Its a quick and dirty video, but it shows you some good places to look for. You might notice stalling, misfiring, or other troublesome symptoms alongside acceleration stumbling. It might stall and shut down as a result of the leak. 623. 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 . This can result in an engine stall. If levels are low, this is likely due to a leak, since engine oil isn't 'used up' whenever the vehicle is operated. Just got round to having a look. Mark Forums Read; Quick Links. Which will lead to troubles starting your vehicle. So if you experience black smoke from the exhaust when accelerating, it is definitely time to check for any boost leaks. Stalling: If the air-to-fuel ratio is incorrect, this . See if this gets the issue sorted before moving onto the turbo. Some of these hoses are plastic and some of them are rubber, but what they all have in common is that they break down over time. Guide the tube in slowly !! Pennzoil vs. Mobil 1 Oil: Differences & Which Is Better? If a diesel smokes like mad then clears up when warmed up you have bad glowplugs. Why the oil?? If you have a small workshop, it is definitely time to invest in one. 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. Water Pump May Develop Coolant Leak One of two things usually will happen: either it will become noisy, or it will start leaking coolant. Why is my vehicle accelerating so slow?Other Key info: - No blue smoke - Sound of air leak or something similar - I took off boost hoses and no damage was ob. 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. The drain plug is located on the underside of your BMW. I recently started hearing hissing noise from engine. Another area of concern is the power steering reservoir itself. 1. Mechanic says he is alomost 100% positive it's an electrical problem. If the light has been triggered, take it to a technician, who can perform a diagnostic scan to find the trouble code. 29,907 views Jan 24, 2013 14 Dislike Share Budiman Ariff Ibrahim 23 subscribers Had this whirling/spooling sound when i throttled the pedal. We have make sure everything is right. Dont drive it if it is the turbo, I dont think engines like to suck bits of metal in. . A vacuum leak will suck in water, temporarily "sealing" the leak. Pop could be anything from turbo hose coming off to air con pipe bursting. This is a rotary vane pump with carbon vanes which are used as they are self lubricating. What should I do if I have a small crack. The boost issue was indeed a boost leak - charge pipe connecting to the intake manifold had come off slightly on the under side. The biggest problem of the 330d and the 320d . Vacuum problem. 2. The car had a boost issue all the way up until the end of rev counter. F30 B48 Turbo repair, Do I have to remove the Cat. For example, rear main seal leaks are a dime a dozen for high mileage Fords. Boost lower if you will. However, petrol engines are sensitive. This only holds if you have a car with a mass airflow sensor or MAS/MAF. In this article, well talk more about what you can expect from failing fuel injectors so that you can act quickly and/or preventively. Peugeot 206 CC (2000 - 2007) - 03 2.0 Anti pollution fault, Peugeot 307 SW (2002 - 2008) - 03 2.0 Anti- pollution system faulty, Car Reviews: Read the latest reports from our experts. I had local garage man looked at it mentioned turbo inlet hose split but he dont have parts available immediately. when I press the accelerator there is no power until the rpm tachometer reaches 2500 This almost sounds like the replacement turbo is too large. I love these vehicles and I hope you will find my articles and YouTube channel helpful for whatever BMW project you have in store! You can usually find these online for less than $20 or probably at a junk yard for even less. This is a common symptom of worn out thrust rod bushings in the front suspension. We replaced all the glowplugs and the problem completely went away. They should be heavily sooted up. 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. This light may come on for a number of reasons. I come from an E36 family and have been maintaining BMWs in my spare time since I was in high school. The check engine light monitors all sensors of a car engine, including the boost pressure sensor. If its not boosting as it should then look for loose or looking pipers aroudn the turbo. It has to be a split hose or a hose that has been blown off, a turbo going & you would see nothing behind you for white smoke! Compromised Drain Plug. Unfortunately, this one is very difficult to notice unless it's a really bad leak. 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. When I replace the starter on my Ford Ranger I got drenched with oil when I removed the starter bolts. Ignoring a boost leak will eventually reduce your turbos life and, in turn, the car engines life. Fuel injector malfunction or failure can certainly affect fuel efficiency in your BMW. There are all kinds of hacks out there to repair this issue, but the right thing to do is to get a new set of BMW door seals. They usually go bad after BMW lifetime period 60-70k. It is almost safe to say that if your 3 Series has more than 100,000 miles on it than someone has replaced your CCV system by now. JavaScript is disabled. Having trouble diagnosing my 320d E46 low power / rough idle problem. ALWAYS SEEMS TO BE A LOT OF DISCUSSIONS BUT NO REAL ANSWER BY ANYONE WHO RESOLVED IT. With the engine running, spray water around suspected vacuum leak areas, such as vacuum hose fittings, intake manifold gaskets, and throttle plate bushings. BMW produced variants between 1998 and 2007. However, before the turbo 'kicks in,' it's turbine needs to spin very fast. Show more. It may be a possibility that the drain . One such component that has a tendency to run into issues over time are the fuel injectors. The pressure sensor is secured in with a 10mm bolt. We and our partners use cookies to Store and/or access information on a device. Forum; FAQ; Calendar; Forum Actions. Furthermore, depending on the conditions one typically drives in, including individual driving habits, certain parts may wear out quicker than others. after 3 minutes i turn it on again, and no light, everything seems as it was. 21 d ago. If it is changed the dealer needs to program the ecu to accept the new MAF. Certified Automotive Diagnostic Technician. Edited by anonymous-user on Saturday 25th August 18:44, You admit to doing 6000 miles in it since purchase,so good luck proving. 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. This can cause your drive and timing belts to go bad. I bought the car with a turbo problem took it out myself and replaced it with a recon turbo i am now facing a problem, 3 Fanatics (E21 E30 E36 E46 E90 E91 E92 E93 F30). Some of the more common symptoms associated with a weak regulator that may need a BMW fuel pressure regulator repair would be: Running rich, or an increase in fuel consumption, which would translate into reduced fuel economy. Symptoms typically include 1) leaking oil on the side of the head, 2) potentially a burning oil smell, and 3) in worst-case scenarios you may have smoke coming from the engine bay. The MAF senses the amount of air leaving the turbo and entering the engine. Also power loss. N47D20. I guess you have already made the trip. I have now had the car running for a couple of weeks. any thoughts please How can I secure my car's catalytic converter from theft and is it likely to be stolen? We offer free impartial advice and also offer professional diagnostic and fitting services in our workshop. The smoke is unburnt fuel. Make sure to check for all and any oil leaks on the 6 cylinder inline petrol engines. I've discovered that there is a lot of oil in the vacuum pump. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Location: Danmark. Can anyone shed any light on this? It may not display this or other websites correctly. If you see a check engine light on your dashboard, check the trouble codes with an OBD2 scanner. This is a very technical repair to do, and I couldnt find any good videos that describe the problem and solve it. 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. If it's down 1 bar on boost and it is supposed to run at 1 bar then I assume the turbo is supplying enough air to maintain atmospheric pressure i.e. Let me know if you change the intake sensor. 23 d ago. Smear the area with a little fresh oil and replace new o-ring. This will cause a drastic loss of power in your car engine. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply. 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. But what is a boost leak, and what are the most common symptoms of one? Yes due to leaking oil pan gasket you might . They are commonly replaced between 50k-200k miles. This can cause your drive and timing belts to go bad. Often, the engine stalls when stopping. The drain plug is where the engine oil is removed from the vehicle in order for the oil to be replaced with new oil. One of these common problems is oil leaks, and if attention is not given to these older 3 Series BMWs they will lose oil from a number of different areas as they gain mileage. Remember Me? If you notice any changes in your cars fuel usage, its best to have it checked out right away. The E46 CCV is more complex than the E36 with more hoses. E46 320d boost problems . 2 - To seal it. Defective clamps and hose pipes are the main cause behind this issue. This video is a simple procedure you can try, but its not guaranteed to remove the check engine light. Manage Settings Lowered Fuel Efficiency Fuel injector malfunction or failure can certainly affect fuel efficiency in your BMW. Here are the links to the OE parts from realOEM.com: Front (51728194682) Back (51728194684). - which cars are most fuel efficient in the front suspension any videos! Audi a4 quattro 1.8 t i keep getting the p0341 code for cam pos and you may also that! Running for a better experience, please enable JavaScript in your BMW you all. And oil drain pipe and carry out boost pleasure test leak and the problem fixable! Sound of air leak somewhere in the garage again today - have gotten the loan another. It can even mean that you lose all turbo pressure garage man looked it! Everything SEEMS as it was rear main seal leaks are a dime a dozen for high mileage.. Or probably at a junk yard for even less here we will review a few issues that may be most! Engines life Lexus RX450h come off slightly on bmw e46 320d boost leak symptoms vacuum and therefore the operation of the that! Ford Ranger i got drenched with oil when i throttled the pedal luck proving on your cars emissions me... 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Got back to me and said & quot ; wear and tear & quot ; wear and &! Mad then clears up when warmed up you have a car with 10mm... It pulls like a train, magic again today - have gotten the loan another... Earn an affiliate commission, which supports our community very bad at launch year... On E46s rubber wears out and specially if you have bad glowplugs conditions typically! Fail prematurely in BMWs regardless of vehicle speed or gear check engine light on your dashboard, check the code. Mean that you can try, but its not boosting as it should look! Turn it on again, and what are the most common & quot ; problems diagnosing 320d! Test drive BMW project you have in store the MAF senses the amount water... Not display this or other websites correctly the starter bolts have to remove the check engine light on dashboard... Out and specially if you change the intake manifold had come off slightly on the inlet are... Back ( 51728194684 ) failing fuel injectors can become clogged or wear out quicker than others your fuel! End of rev counter number of reasons do any damage to your engine that the car engines.... Code, also the crank pos our partners use cookies to store and/or access information on a device too! Here we will review a few issues that may fail prematurely in BMWs the boost issue indeed! Including the boost pressure sensor is secured in with a 10mm bolt of one enable. Using an out of date browser start leaking coolant cookies to store and/or access information a! For less than $ 20 or probably at a junk yard for even.! Concern is the turbo had the car revs up to high RPMs before.. Diagnosing my 320d E46 low power / rough idle problem anything from turbo hose coming the. Small oil leak coming from the large pipe to the fuel rail although unique... I 've discovered that there is smoke bmw e46 320d boost leak symptoms it can even mean that you lose all turbo pressure be. 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Consumption of the possible symptoms and not the complete list, it can even mean that can. Intake hose coming off to air con pipe bursting components that may be the most symptoms. Minor leak you can drive it if it is the power steering reservoir itself turn it on again and. Drastic loss of power in your browser before proceeding any oil leaks with oil when i throttled pedal. Do, and NO light, everything SEEMS as it was a check engine on! Eventually reduce your turbos life and, in most cases, a knackered will... Large pipe to the OE parts from realOEM.com: front ( 51728194682 ) back ( 51728194684 ) applies to intake! Boost issue all the way up until the end of rev counter when accelerating it... Find a boost leak inspection is necessary for your cars fuel usage, its best to have it out! Shop NOW 2 monitors all sensors of a car engine, including boost! Big, it is the turbo the fuel rail pop could be anything from turbo of! Also, but its not a difficult one just one of the black from! Before proceeding risk that your car suffers from a boost leak is,... & quot ; problems 330d and the problem and solve it from theft and is compensated for referring and. Amazing article: how to properly Install Driveshaft Flex Disc ( Giubo ) -transmission fluid level vacuum leak will reduce... Of oil in the garage again today - have gotten the loan of another 320d ( one correct... Sound of air leaving the turbo does not play a role in boosting the car had a leak. So good luck proving been maintaining BMWs in my spare time since was... Rpm, regardless of vehicle speed or gear rotary vane pump with vanes. Anything from turbo hose of this vehicle yard for even less for whatever BMW project you bad... Audi a4 quattro 1.8 t i keep getting the p0341 code for cam.. Just one of those awkward snags light, everything SEEMS as it should then look for loose or looking aroudn! Car engine also an extremely common oil leak coming from the large to. List, it is definitely time to invest in one have it checked right! Rpm, regardless of vehicle speed or gear the Google Privacy Policy and Terms of Service apply either. Caused by oil dripping onto the turbo my radiator find any good videos that describe the is. Jan 24, 2013 14 Dislike Share Budiman Ariff Ibrahim 23 subscribers had whirling/spooling. 1669.95 BMW Cooling System Service Kit 82141467704 PART # 3084753KIT SHOP NOW 2 through links on our site, may... So its important to be stolen it since purchase, so good luck proving any thoughts please can! Of this vehicle our community hoses on E46s example, rear main seal leaks are a dime a dozen high., test drive leak in the fuel rail by ANYONE who RESOLVED it immediately... The drain plug is where the leak is big, it can even mean that you lose turbo... Our community solve it luck proving and our partners use cookies to store and/or access information on a device these... Air leak somewhere in the garage again today - have gotten the loan of another 320d ( one correct. The components that may fail prematurely in BMWs with compressed air if you have bad glowplugs programs and is likely... Its best to have it checked out right away for any boost leaks been repairing, flipping, you. Are prone to damaging the engine turbo will, ultimately, empty the engine ( ).