Bucking and surging is often experienced during acceleration. Bucking and surging is often experienced during acceleration. If the pressure builds too high, it can cause gaskets and seals to blow causing oil leaks. 3 Fanatics (E21 E30 E36 E46 E90 E91 E92 E93 F30). If youre looking to learn more about it, I would recommend reading this article on troubleshooting BMW hydraulic bucket tappets. This is a common symptom of worn out thrust rod bushings in the front suspension. You must log in or register to reply here. 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? He has been working as a car mechanic for over 10 years, and the majority of them specialized in advanced car diagnostics and troubleshooting. Although not unique to BMW vehicles, fuel injectors are one of the components that may fail prematurely in BMWs. Unfortunately, this one is very difficult to notice unless its a really bad leak. Mechanic says he is alomost 100% positive it's an electrical problem. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. no boost yet no vacuum in the manifold?????? If you have a poor idle, it is more likely that you have a leak at the intake manifold behind the throttle body. I've discovered that there is a lot of oil in the vacuum pump. Common Symptoms: a) hard 2-1 shift. Is your BMW leaking power steering oil? Jan 3, 2014 . We have make sure everything is right. I want to conclude by saying that I believe that BMW E46s are an excellent 3 Series generation, although they do have a couple of quirks, overall they are excellent vehicles. Joined their forum also, but there doesn't seem to be much on the forum really. They are commonly replaced between 50k-200k miles. Hi F30post. The S38 is quite a unique engine compared to what you will find in BMW engines from the With nearly 20 years under its belt at this point, iDrive is no longer the new kid on the block when it comes to BMW technology. Appreciate 0 Quote 04-24-2012, 01:22 PM . There are a few of them that are worth looking at closer to identify a boost leak. Here are the links to the OE parts from realOEM.com: Front (51728194682) Back (51728194684). This is commonly hear when the windows are completelyclosed. High idle Another symptom of a potential problem with the crankcase vent filter is an excessively high idle. You are using an out of date browser. Often, the engine stalls when stopping. The following article gives detailed instructions on performing a rough idle repair on a BMW E46 3 series car. This is a rotary vane pump with carbon vanes which are used as they are self lubricating. 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. That intake manifold sensor costs about ?90 incl V.A.T and is quite difficult to get at - I will quiz the mechanic today about installation costs and might consider changing it - I have almost everything else changed at this stage anyway. 80.8M views. Remove the filter and you can see them. If find the same results be sure to check these items to prevent future repairs. Feb 19, 2012. I noticed a small oil leak coming from the large pipe to the centre right of the picture above. Didnt get a chance to book my car in with Autologic Agent yet. 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. after 3 minutes i turn it on again, and no light, everything seems as it was. 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!! 10 Reasons Why Your Car Is Leaking Oil and How to Fix it, 5 Symptoms Of A Brake Fluid Leak and Repair Cost, 6 Symptoms Of An Exhaust Leak and Repair Cost, 5 Symptoms Of A Bad Engine Control Unit and Replacement Cost, 5 Symptoms Of A Bad Engine Control Module and Replacement Cost, 3 Signs Of A Bad Boost Pressure Sensor and Replacement Cost, 4 Symptoms Of A Leaking Oil Pan Gasket And Replacement Cost, 5 Causes of a Coolant Leak - How to Fix it & Repair Cost, 7 Signs Of A Bad Intake Air Temp Sensor and Replacement Cost, Car Wont Accelerate But RPMs Go Up: Causes & Fixes. Cool. 208.4K posts. #1Thousand Oaks, CA 91362. Hello guys has there been any update on this? bimmerfest.com is not in any way affiliated with Bayerische Motoren Werke AG. Repair Summary Repair Difficulty and Cost Parts Diagram Required Parts List Repair Steps Tags 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. The drain plug is located on the underside of your BMW. What could it be? Mark Forums Read; Quick Links. 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? A leaking radiator will require replacement. Because the Ranger had a massive rear main seal leak. I guess you have already made the trip. I'm sure the problem is fixable, just one of those awkward snags. BMW produced variants between 1998 and 2007. Common BMW E46 Power Steering Pump Failures. Ignoring a boost leak will eventually reduce your turbos life and, in turn, the car engines life. Also power loss. If there is a big boost leak, your car will have problems idling perfectly. An automobile resulting in poor acceleration is one of the major boost leak symptoms. A forum community dedicated to BMW owners and enthusiasts. 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. Can anyone shed any light on this? Make sure to check for all and any oil leaks on the 6 cylinder inline petrol engines. Could need a bit of remapping to get it to boost lower, I think they boost from 2000 usually. Just so people know if they experience these symptoms. There is a massive difference in performance. 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. This can cause your drive and timing belts to go bad. Drunkmann Anthony got back to me and said " that's pretty normal . If its not boosting as it should then look for loose or looking pipers aroudn the turbo. Although the oil separator drain tube is a common problem because it cracks, my recommendation is that if you have not replaced the CCV system just go ahead and replace the entire thing. There is a threaded rod on the actuator (plunger) to adjust this. 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. A common problem by al;l accounts?? If you notice any changes in your cars fuel usage, its best to have it checked out right away. 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.). This makes sense to me too. If the light has been triggered, take it to a technician, who can perform a diagnostic scan to find the trouble code. Location: Danmark. 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. 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. 3K. I've recently bought a 10/2012 150k miles F31 330d (that's what I could afford. Ensure the wheels are in the air so they wont start going forward because of the pressurized air, and be very careful with the pressure. What I suggest: overhaul all the vacuum lines that look remotely suspect. A boost leak can result in many different strange symptoms. any tough to share with me, please? Sean View Site Leaders You must log in or register to reply here. What should I do if I have a small crack. However, petrol engines are sensitive. sensor, maf sensor have been replaced as well as coils, plugs, fuel pump and either the head or head gasket, the engine runs excellent mostly but is eratic after trying to accelerate and dies then is hard to restart, usually only starting after cycling key on and off 3 times, ive replaced wires and connectors to injectors and cam pos sensor also please any help will be much appreciated, i only had the car 2 months and yet to drive it more than a mile. This white smoke will exit your BMW through the exhaust pipe, and you will notice it immediately. But I don't think that is the problem, because then you would not get boost at 3500rpm. You will find that some of the common issues that are experienced are similar for both the Power Steering Racks and Pumps, therefore a thorough diagnosis is always recommended before sending in for repair. Defective clamps and hose pipes are the main cause behind this issue. Your symptoms sound like mine when the turbo failed on my 320d - no smoke then initially, either, just a strange rattle and no power. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Company policy- no solutions no pay!! Is catalytic converter theft a problem with these cars or is it solely a problem on older Lexus models? Just checked up that contact - looks impressive alright. The problem is caused from worn door seals. . I want to know what makes and models are less likely or impossible to target? Like many people, I am alarmed by the rising number of catalytic converter thefts and the cost of replacement with having to pay the excess on any insurance if this were to happen to me. I think this would have an adverse affect on the vacuum and therefore the operation of the turbo. 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. This only holds if you have a car with a mass airflow sensor or MAS/MAF. The boost issue was indeed a boost leak - charge pipe connecting to the intake manifold had come off slightly on the under side. Boost lower if you will. This video explains how you can determine if aBMW E30, E36, or E46 3-series is experiencing control arm bushing failure. HOW CAN YOU SAVE MONEY ON BMW MAINTENANCE? So if you experience black smoke from the exhaust when accelerating, it is definitely time to check for any boost leaks. 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