Rough idle bmw n52 It seems to come and go in terms of states of badness but is always a bit rough at start, seems to be consistently worse when the motor is warm. I drove the car around my city for maybe 15 miles, no errors or anything. But the bigger issue! My car is idling very very rough, the RPMs are bouncing up and down. I’m fixing that issue tomorrow haha. F40Model Year: 2019 (N52) - 133,000kms (82,000 miles) Symptoms: Starts smoothly, runs smoothly at speed There is no CEL and no shadow codes when I scan using BMW LOGGER; I've consistently noticed a rough idle for about 10-15 seconds when starting after the car has been sitting BMW engines are the smoothest engines out there- from start up to redline. and it has a rough idle, the rpm tack jumps up and down. When I drive the car it runs and drives perfectly after that but the idle is concerning. Here’s the current codes: 002C72 : Digital Motor Electronics (DME), catalytic converter downstream oxygen sensor 2 Okay, so around 2 months ago my car randomly had a rough idle and now stalls. com/watch?v=vlfTE31VlOwPatreon: A while ago it started idling rough- car Rough Idle- N52- Please help! Hi all, Have a 2006 325i- 124K miles. The redline was increased from 6,500 rpm to 7,000 rpm, except for N52B25. While I'm at a stop light, or in park. It starts great, but I have a rough idle that nearly dies. 1. When the engine is warmed up, i have no issues. after it settles it almost stalls but "bounces off of 500 rpms up to around 7-800 over and over. to/3cTcBQXAmazon link for coil packs https://amzn. I bought my 2007 530i auto (N52) in Jan 2014 w/ 54K from a BMW dealership in greater Los Angeles. Experienced what felt like a fuel cut at medium load on one drive. Appreciate 0 Quote 03-28-2016, 09:27 BMW 325i N52 Rough Idle --> No Start --> A0B2 + 2F44 + CDA7 + A670. Replaced MAF and nothing has changed. I got Codes at auto zone for Misfires in all My 2009 bmw 328ix n52 e90. I have a 2006 bmw 325i, (e90 n52) with 98,000 miles on it. My first post here and it is all about my major problem with BMW 530i -07 E60 N52 (I think it is a N52 engine) I have a major problem with rough idle, mainly when it is cold. . Oil filter cap has its "cage"thing fitted normaly, and new orings inside. N52 idle problem. 0L n52 in-line 6 Engine Before I say anything else, yes I know about the very bad oil leak around the oil filter housing. Code reading P0015. So far I’ve done a full service, gave her some good 99 octane and fuel cleaner. F40Model Year: 2019 + Previous Generations; F20 / F21Model Year Drives: BMW E92 330i. Eventually the motor will somewhat smooth out (after a few minutes of not touching anything), but intermittent backfiring into the intake will occur. My car hasn't thrown any codes but it is idling rough when in Drive or Reverse, it seems to be fine in park. F40Model Year: 2019 + Previous Generations; F20 / F21Model Year 2011 328i RWD Sports 6MT, BMW P/E, aFe Magnum stage 2, AA tune, P3cars gauge, LUX . now its not turning over at all. It’s actually a 2007 bmw x5 3. " Save Share Like. it also has whot seems to be a single squeak after shutdown which i think is from the vacuum most likely at the crank seal or something. N52 - rough idle. Noticed that fuel trims (short term) change a lot when in throttle body mode at idle, car seems to have less Just a rough idle briefly. 07 BMW 328i n52 Engine DME Code -- 2a98 Symptoms -- Intermittent rough idle, Intermittent delayed/iritic shifting, Gary R. E81 / E82 / E87 / E88Model Year: 2004 Drives: 2007 bmw 328i. BMW N52 Rough Idle , BMW N52 Rough Idle , Rough Running , Misfire Codes , Vaccum leaks Add me on instagram @BMWDoctorofficialIf you have found this channel helpful and you have Idle get's rough reaching the 600rpms More gas is injected to raise the rpms, 2007 BMW 328i. Had fresh oil and filters fitted. Used to have a rough idle that I got away with "fixing" by cleaning it, after a few weeks of that it would start but not idle unless pressing on the 2008 BMW X3 M-Sport, N52, automatic ("#1") Modifications: All stock except dashcam Since 3/2017, also restoring a 2008 BMW X3 base-model, N52 N52 idle question . 29CF DME: Combustion Missfires, Cylinder 3; Exaust VANOS Mechanism 2A87 DME When new Valve cover and gaskets, coils and plugs were fitted, intake manifold was troughly cleaned outside the car, and cats gutted, car started having this rough idle on startup for a couple of seconds, then stabilizing. Started car. Rough idle. I also slapped a OEM airbox on it cuz it had a shitty cold air intake and it still has a rough idle. After 10 If I had to guess it would be the fuel system cleaner because BMW in the e90 eliminated the huge gas filter cylinder that was located on the under-body of the Lol. Shaking has improved greatly but still there. Hello fellow bmw owners, My n52b30 has some rough idle on cold start and on operation temp. If you see a dark or black exhaust smoke accompanying the rough idling, you BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > N52 random rpm surge at idle. Even though we used a 2006 530xi touring wagon to perform this repair, this article can be applied to any BMW vehicle with I desperately need some help with the 2011 X3 N52 I am working on. Then when you apply throttle there is less vacuum and the amount of unmetered air is much smaller so the engine runs well. patreon. I unplugged the MAF and it ran and idled better. Next start the car it will run little rough as its relearning everything let it idle for 5min in driveway. It rough idles and wants to die. Come join the discussion about Bimmerfest events, production numbers, programming, performance, modifications, BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions > NA Engine (non-turbo) / Drivetrain / Exhaust Modifications > FIXED: N52 help, car starts up but almost dies first few seconds, then drives perfect 5 Ways To Fix Rough Stumbling Idle On BMW E90 E92 328i 330iAmazon link for spark plugs https://amzn. So my e92 325i (2005) has had a rough idle recently and I have tried multiple things to fix but no luck as of yet. Variable rough idle. How to fix the rough idle rough running issue and any misfire problems that may cause you to have a lack of power on the BMW N52 engine found on the BMW 325i Back to the idle issue itself, from what I can gather, Valvetronic and VANOS play a pretty significant role in idle quality control, BMW once specifically claimed they improve idle smoothness on N series engines. | Expert. Join Date: Mar 2023. the BMW service intervals are NOT healthy for your car, and exactly why your engine idles rough until it is warm. if i clear fault codes the car seemingly runs fire for a cpl. Patreon: https://www. Customer: Have a 2008 BMW 528i E60 N52 with a very rough/fluctuating idle and engine is shaking. The car runs fine in every scenario except when it's at its low (warm) idle speed. Checked. com is not in any way The rough idle though is the only issue. E90 n52 Rough Idle. Jump to Latest So I had issues recently where I was getting rough idle when I would turn on the car. Still surprised that this caused rough idle but it's been weeks and touch wood it's been running fine. com is generated by its users. VIDEO IN DESCRIPTION. Cold idle is rough too, but maybe 20% better. E81 / E82 / E87 BMW's store all codes and they must be reset to find out if the repairs completed have resolved the issues. My X5, but I had an epiphany yesterday and thought about looking on the BMW boards where the N52 engine is used on other platforms. bimmerfest. I drove around the block and the engine felt ok ish at first, Rough idle/ rough @ low rpm diagnosis help. I say this every day to guys. Have replaced crank and cam sensor and cleaned vanos solenoid valve. surging/hunting idle Really sounds like a vacuum leak to me. When the idle is erratic, Hello. About 1 week ago I started having rough idle upon start-up only. I solved this problem thanks to many others and their willingness to share. This engine was designed to replace the M54 engine and was notable for its use of magnesium-aluminum construction, which contributed to weight savings and improved efficiency. 2. Even my brother Injen DCI w/ Cyba Scoop - M-Tech Rear - ///M3 Rear Lip Spoiler - ///M5 SMG Shift Knob & iDrive Knob - BMW Performance Hand Brake - BMWCCA Member. When the car warms up it 7. After a couple of seconds the idle will fall to 500rpm and make the car vibrate, shake and rattle. of minutes, then starts to run rough in BMW 325I E90 n52 undrivable. Location: Arizona. com/GeorgeAusters*The following links are affiliate links that the channel Having some trouble with my n52b25 that has driven me to the point of giving up and selling the car (even though i wouldn't since i love the thing). This has been ongoing since about a year ago. Have changed spark plugs. Sometimes it idles okay , other times it doesn’t. My N52 used to have an issue like this, I somehow ended up finding out my purge valve was just full of this gunk, I took it out and blew into it with a compressor and it's been clean ever since. The BMW N52 engine, produced from 2005 to 2015, is a part of BMW’s inline-six family and represents a significant step in the evolution of the brand’s engine technology. Join Date: Jun 2020. The fix was a loose ground cable between coils 5 and 6. Customer: I have an 07 BMW 328i that idles rough. I drove 20 minutes. I never had rough idle on start up until after BMW preformed recall #2017-470 Engine PCV blow-by-heater. if you drive the car hard/lots of city driving - 4500Mile oil changes highway driving, relaxed driving - 5000mile intervals will be fine Have had 3 3-series now - 01 330i Sport, 03 330iZHP, and current 07 335i coupe - never had rough idle on any of them. I literally just came from this same issue last week. but no codes, fuel is 91 octane, the vehicle will exhibit the same amount of normal driveline vibration as a comparably equipped E60 with a M54 or N52 engine. Content on bimmerfest. This is me giving back as much as I can. N52B30 pre-LCI E60 with an automatic. - No codes or check engine lights have been E90 N52 Endless 02 Sensor / Rough Idle / Stall issues. N52 high-pitch noise on idle. We’ve heard a lot of people on the forums complaining of rough idling and occasional misfires from the engine. 2006 BMW 330I Sedan. Everything started with recently purchased e92 2007/07 with N52K. I'm having a issue at cold start, it idles rough for about 20-30 seconds, engine shakes also. I got a 523i here E61 with the mentioned fault codes. The N52 needs injector cleaner every oil change, BMW actually Car: 2008 BMW 125i Coupe 3. Other common symptoms will be loss of power, slow starts, and bad gas mileage. No codes! 3. The car runs smooth on the road with no problem. 2457 posts 2004 BMW M54B30: The N52 features Valvetronic (variable valve lift), a lighter block due to the use of a magnesium alloy and an electric water pump (replacing the belt-driven water pump) and a variable output oil pump. Should it be extremely rough in idle Disconnecting the valvetronic sensor makes idle perfectly smooth. 2A87 2A99. The N52 uses electronic throttle control and variable valve timing (double-VANOS). Symptoms: 1. I have a 2006 bmw 330i, replaced fuel pump , maf , changed oil, checked plugs. Nube1kenobi. Location: Uk. So, I've recently been getting reoccurring codes of 2A31/2A32 relating to the ESS. com is an independent BMW enthusiast website owned and operated by VerticalScope Inc. Google Search Search Forums Dramuta, change the CCV (Crank Case Vent Valve), i Changed the Intake CPS(cam shaft position sensor), i cleaned the ICV( Idle Control Valve) and Cleaned the MAF, and i replaced the CCV (Crank Vent Valve) and the Hose to the Valve Cover and i still have rough Idle and Sluggish acceleration, when i press the gas pedal and the RPM goes over 2000RPM the Hi. 1,233 Satisfied Customers. When I start the car the idle is 750rpm. Disconnect cable and your done for now. 2008 BMW X3 M-Sport, N52, automatic ("#1") Modifications: All stock except dashcam Since 3/2017, also restoring a 2008 BMW X3 base-model, N52, automatic ("#2") Fired it up, got the same code errors above and still rough idle. Yeah I'm using the full version, the lite version is no use at all! Carly is reasonably good for fault finding and for coding, I've used it to diagnose a couple of issues but there is no live data functionality on the N52 engine which is incredibly annoying as that was the main reason for purchasing the app and connector! e60 525i n52 2006 rough idle. Other common symptoms If you’re experiencing shaky RPM on idle/ stop, you should probably check your high pressure fuel pump(s). 2011 328i E93 - N52, Alpine White, Coral Red, ZSP, NAV, STEPTRONIC, Comfort Access, Heated Seats, Heated FIRST BMW!! N52 Whistling noise, rough idle and engine rattling. Here are the codes that i In today's episode we are gonna try to replace just the ccv valve from the engine cover without removing it from the car! Let's see what's going to happened! BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions > NA Engine (non-turbo) / Drivetrain / Exhaust Modifications > N52 Help: Vibration at idle :( Google Search In this video I talk about the solution I found for the issue I was having with a rough idle and stuttering I was having with my 2009 BMW 328i xDrive. cleaning vanos etc it turned out that the air filter was installed incorrectly by the so called bmw specialist and it wasn't sitting right against the intake/MAF pipe. 29CF DME: Combustion Missfires, Cylinder 3; Exaust VANOS Mechanism 2A87 DME; Cleaned VANOS, reset engine adaptations, codes were gone until I hit highway and they always come back. iTrader: BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Technical Forums > Mechanical Maintenance: Break-in / Oil & Fluids / Servicing / Warranty > E90 (N52) Rough Idle Google Search Search Forums So I bought a $700 BMW E90 with two camshaft codes and stalling/rough idle. Jump to Latest It started first time but sounded rough and had an inconsistent idling although if revved the engine sounded nice. Hi, i have an E90 323i. This problem has been there for some time. I just did a valve cover gasket because I've done them before and it seemed simple enough. No mods. Hey everyone! I just got a 2011 e92 328i with 140k miles. It was my crank shaft sensor that needed to be replaced. This is going to be a bit of a long winded post. BMW e90 / 330i model 2010 , European version Car on cold start has rough idle for some seconds before RPM goes back to stable mode, also car has hesitation on low RPM , or on acceleration I cleaned the throttle body, BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Technical Forums > Mechanical Maintenance: Break-in / Oil & Fluids / Servicing / Warranty > E90 (N52) Rough Idle Google Search Search Forums At idle on a warm engine, no fan or A/C, I'm getting a rough idle. 0 with 179k miles on it. New Member. Car sat for 45 min to 1 hour. Once the engine seems to heat up the idle stabilizes. The car will start up every time, but it will just idle as terrible as ever. I have the same N51 and thank baby blue eyes Jesus you have that precious SULEV warranty. Intake air is controlled by variable intake valve lift. I did the stomp test, got a code 1215 (MAF Car: 2007 320i E90 N52 Been having trouble with a persistent rough idle, stall upon coming to stops at lights or reversing issues for a few months with no fix in sight no matter what I do. is having a rough idle at startup ,codes 2a99 and 2a9f and what seems to be an excessive amount of vacuum when trying to rempve the oil cap. Worst when hot starting. Replies: 0 Last Post: 11-15-2014, 02:21 PM. ( on rare occasion/very cold start i've gotten both banks running lean, causing extreme rough idle but hasn't occurred recently) People suggested to open it and clean it, but this weekend when I did my plugs and coils, I unplugged it and it was pretty clean, but i still cleaned it and put a . I have no noticeable drivability problem which further strengthens my suspicion of them causing the idle issue. JayPutelis | 14 yrs Experience; ASE Master Technician; ASE L1 Certified. The car also struggles a TON at accelerating and I can’t sit anywhere or the idle kills the car. At idle is when you have the most vacuum so the most unmetered air enters the engine so it runs lean. N52 Rough Idling or Misfires. If I drive the car it seems to drive fine, though ambient air temps are high and I recently replaced my valve cover/gaskets on my 2007 BMW X3 N52 E83 and I am now experiencing a rough idle, would a pinched gasket cause this? My oil cap seems to be sucked onto the engine but I can't really tell if it is excessive or not. T N52 with 60,700 miles. I did go through several troubleshooting scenario before confirming a dead starter and a dead fuel pump. By BmwGAF in forum 2006 - 2012 (E90, E91, E92 Replies: 2 Last Post: 01-09-2015, 10:18 PM. the weird thing is, timing was checked and is perfect (both cams and crank) the 2 solenoids got replaced multiple times now, camshaft adjusters got replaced too with new ones. n52 Multiple cylinder misfire codes and Vanos codes, Rough idle and stalling BMW 3-Series (E90 E92) Rough idle and stalling Thread Tools: Search this Thread 10-05-2020, 05:27 PM #1: isaacko980. i owned a 2006 330i E90. Anybody experienced this before or might The rough idling issue and eventually engine not starting at all was with a defective fuel pump (passenger side). I stopped at a snack joint, came back out and started the car and a Service Engine Soon light The N52 has the valvetronic system and does not use an idle control valve. Don't have a idle problem when i'm at a stop light. Idling improved but am still experiencing a rough idle. The BMW rough idle is now finally solved!UPDATE: Rough Idle is NOW FIXED: https://www. I fixed the camshaft codes by swapping the VANOS connectors and replaced the eccentric sensor as well as valve cover gasket eccentric gasket and valvtronic gasket. N52 rough idling and whining. 2,154 Satisfied Customers. It does not require the valve cover coming off. By Zack77 in forum General BMW Mechanical Help sponsored by RM European Auto Parts. F40Model Year: 2019 + Previous Generations; F20 / F21Model Year: 2012 - 2018. BMW N52 Rough Idle No Codes , Rough Running , Loss Of Power (Here Is The Fix) Add Me On Instagram @BMWDoctorOfficialGo to My Spotify Playlist which has all i i am getting a rough idle. youtube. Hello Guys, I have a 2007 6 speed manual 525i E60 N52 with 69k miles. BMW E92 N52 Rough idle . It'll idle high then drop suddenly, or it will idle fine at around 600rpm for a few minutes, then stall. It was starting fine with a rough idle that surged up to around 12-1500 rpms then it slowly settles. THIS VIDEO WILL NOW TELL YOU HOW TO FIX YOUR ROUGH IDLE ON YOUR N52 FOR GOOD AND TELL YOU IT IS NOT ANY OF YOUR SENSORS COILS SOLENOIDS PLEASE WATCH 2006 (3/06) 325xi E91 with the metal valve cover. On startup the idle is rough, erratic, idle sounds off and the car vibrates. Cold starts usually result in higher idle speed for 30 seconds or so, then down to 650, no shaking, etc. to/2Pig Customer: hello my 2009 bmw 328ix n52 e90 . Check engine light and same symptoms came back- mass air flow sensor now replaced with a genuine new BMW one. these symptoms only came after i changed the valve This isn’t a problem in newer model vehicles but can happen in older cars. I couldn’t post in thr x5 forums becsuee they are dead so posted here in the hopes that it would be very similar to other n52 motors that are in the e90. Couple days ago, I made the stupid mistake of pushing the car too much immediately on cold start and the following happened: Loud whistling from the engine bay in this video I will show you 8 common misfire and rough running problems the n52 engine suffers from and majority are not expensive fixes but can become exp I have done this video for many many people as I have been seeing on my old rough idle video many many people commenting moaning that I didn't show my face a N52 gets my mid life rehabilitation kit“The kit”See part 2 for my VANOS DEEP CLEANING!!Read to the bottom I dare ya, its better than getting hooked on crash I have an 09 bmw x5 (e70) with the X drive 3. When it went bad, it just started as rough idle, and slowly Hello, so my BMW 528I with the N52 engine its having some problems, When the car is turned on SOMETHIMES it has a rough idle, like if it was choking or the revolutions are to low (They fluctuate between 900 and 1500), once the engine get heat everything it´s normal aside from the second problem, Rough idle engine cuts out n52 p1415. Drove fine for 5 miles or so, I've read many threads and watched tons of videos about misfires, and rough idle, but I haven't found the solution yet. Older vehicles use a carburetor rather than a fuel injector system. is having a rough idle at startup ,codes 2a99 and 2a9f and what seems to be an excessive. 328i E90 N52 Rough Iddle, ShutOff and P0171 - P0174 This is starting to become a problem on n52 engines. 2006 330i - N52 - Rough idle after valve cover gasket replacement Hi All, New to forum. I have been battling with rough idle and nearly no power about a month. Appreciate 0 Quote 04 This is the first of several articles in our series on diagnosing and repairing BMW rough idle issues in BMW vehicles. Now I've never owned an N52 so, so maybe others can educate me. iTrader: New valve cover/pcv needed. Last week, I replaced the starter, re-pinned the crank sensor wiring connector, replaced the crank breather tube, replaced the CCV to oil pan tube, installed new intake gaskets, and replaced the MAF. I replaced the fuel pump and the Voila engine started and no more rough idling. I got a new MAF and ended up doing an oil change which fixed the issue. In this video i'm replacing the ccv valve on my BMW e90 328i (n52) and i will also clean the mass air flow sensor This BMW e90 had a rough idle when cold . Might try putting some Techron in your tank next time you fill up and run through that thank, see if it cleans things up a bit. Now the car has a rough idle with no misfire codes and leaks even Misfire and rough idle / running problem with my BMW E91 N52B25. I think that is normal. Appreciate 0 Quote 04-22-2022, 01: N52 Rough Idling or Misfires We’ve heard a lot of people on the forums complaining of rough idling and occasional misfires from the engine. 3 codes , p0102, p111f, p0113. For my 2006 330i (approaching 100K miles), my valve cover gasket was initially noted to have an oil leak (first time oil leak as original owner) and I recently replaced the following: 1. It doesn't run rough, Two avenues I have considered: BMW Doctor Dean harps about the idle fix being software, BUT, I pieced many, many other posts together, I solved my stubborn idle issue. 3. Then the rough idle was my whole VANOS unit that needed to be changed. I bought the car this past January from a family member for a about $1500. 0i (n52) motor in it. $6500 job covered under warranty. i also got fault for camshaft sensor. Also have cleaned the throttle body which happened to be pretty dirty. Jump to Latest A forum community dedicated to BMW owners and enthusiasts. Got my car back from the dealer on Saturday. Higher output Got a rough idle on your BMW N52 engine? In this video, we diagnose using INPA what our MAF values are and then smoke test the engine to check for vacuum lea BMW N52 rough idle problem is finally solved. A kind of irregular stutter that i can feel in my seat and on the shifter. I can still see the motor distinctly shaking from how rough it's idling. Bad misfire. Going over 4K revs I was getting a missfire code and very rough idle. Update on the video! after a few days the rough idle was back and I've found out that my CCV valve is broken! See that video here: https: So after countless hours of scanning, checking various different things inc. Bimmerpost ☰ Model Selection. The car idles extremely rough. There is a throttle body in the intake but it acts like a choke when the engine is cold, and serves as a back up throttle control that gives you a limp mode if the valvetronic system fails. e90 N52 Rough Idle/Misfire. Mostly smooth at red lights. A little backstory, I purchased the X3 from copart a few months ago with mechanical damage, and after it arrived I decided to just replace the whole engine as that was the cheapest and easiest route vs fixing the sheared vanos bolts in the original N52. The check engine light come on after city driving and then goes away after some highway driving. I scanned it for codes and it read codes P0301, P0302, P0303 (misfiring cylinders 1,2,3) and P112C. You can replace the eccentric shaft sensor oring/seal so easily, it should be a preventive item. SECOND OPINION ] Is a 2009 BMW 528i BMW 328I. xsr iimm doonpug sugkiy oqradhr jzmqx hiai krvso bzsmso luzrk bjxyrj gjmm mwl hitkeg bibann