Bmw rough idle on startup Now engine shakes for 1st On startup intake target goes 120 -> 84 degrees, exhaust goes 115->95 degrees in mine. Rough idle only on cold startAll times are GMT -5. I have changed Plugs, coils, VCG and cam sprocket Rough Idle/Stall On Cold Start & Lack Of Power Accelerating - Dealer Can't Find Issue Bimmerforums is the preferred online BMW Forum and community for BMW owners. us My Yahoo! Strange issue on my 04 M3 after full engine rebuild with many new parts, engine cranks, starts, rough idles bouncing sounding like it's an old carb'd V8, might smoothen out Discussion on troubleshooting and resolving rough idle issues at warm start in BMW E90 models. I just got a call from BMW of Beverly Hills. I bought it second hand from a BMW dealer with a full service history and it is around 30k miles. Now engine shakes for 1st « Previous Thread Next Thread » Rough idle when started, then fine. During this phase, the engine has its Rough Idle at Cold Start BMW X1 (F48) and X2 (F39) Forums General BMW X1 Forum (F48) Rough Idle at Cold Start « Previous Thread Next Thread » Very rough start, idle, stall when cold out 335i rough idle / stumbling rpmsAll times are GMT -5. Now there are no fault codes and it doesn't misfire while driving but still get the rough idle on cold start up. sk Oct 29, 2020 Stalling, misfire, surging, rough idle on my 98’ 540i Hey guys I’m new to the forum and I need your best on this. « Previous Thread Next Thread » N57 325d - Rough Idle on Startup - No Codes? Slight Stutter / Rough Idle On Cold StartM2 Technical Topics > N55 Engine / Drivetrain / Exhaust / Bolt-ons / Tuning > Slight Stutter / Rough Idle On Cold Start N54 misfires and rough idle only on cold start and when temperature is cold outsideAll times are GMT -5. Stage 2 BM3 Tune Rough Idle at Start-UpAll times are GMT -5. No I don't have a BMW INPA and had to do a google search to find 5 Ways To Fix Rough Stumbling Idle On BMW E90 E92 328i 330i Amazon link for spark plugs https://amzn. we all know at cold start rpm goes aprox. still happening. On startup the idle is rough, erratic, idle sounds off and the car vibrates. The car At start up car my 10 535 idles real rough. Recently replaced high pressure fuel pump, did the valve clean etc. Currently, when I cold start, the idle is rough for a short period. Identify common issues, check engine lights, and get your vehicle running This is the first of several articles in our series on diagnosing and repairing BMW rough idle issues in BMW vehicles. 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 Hi guys - hopefully (I'm sure it is) a very minor fix/garage visit to fix. Even though we Hey all, the symptoms are mildly rough idle/misfire when starting up from a warm engine for about 10 seconds. Once the engine seems to heat up the idle stabilizes. The time now is . Is your BMW shuddering, sputtering, or shaking when you’re at traffic lights or going to park? Check this article to find out the reasons BMW 645Ci (N62) - rough idle on first cold start only misfire misfire cold n62 rough cold start Jump to Latest 4K views 2 replies 3 participants last post by grb2001 Aug 20, 2025 BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST > 2012-2019 BMW 3 and 4-Series Forums > General F30 Sedan / F32 Coupe / F36 Gran Coupe Forum > Rough Our BMWs come with a High-Pressure Fuel Injector System which can cause that "clicking noise" at startup and cause rough idles, but once the engine is warmed, it usually goes away. Discover what causes rough idle on a BMW and how Oceanside Motorsports can restore smooth engine operation. When the car is warm it has no severe idling issues. Engine malfunction Hi, i have an E90 323i. I have a 525i equipped with a N53 engine. I scanned it for codes and it BMW N52 Rough Idle , Rough Running , Misfire Codes , Vaccum leaks How To Fix A Rough Idle / Cold Start issues on a BMW E90 N52 Engine - Problem Solved! Misfire, rough idle, vibrating and shaking on cold start 1 reading Jump to Latest 20K views 7 replies 6 participants last post by Serg. Several readers of my blog have asked the following questions:a. F30 328i rough idle and stalls> 2012-2019 BMW 3 and 4-Series Forums > General F30 Sedan / F32 Coupe / F36 Gran Coupe Forum > F30 328i rough idle and stalls I looked into this issue and found out that this phase at the start is called the "Katheizung" phase, i. to/2Pigoz5 Amazon link for brake cleaner Rough idle on cold startAll times are GMT -5. Now, whenever I start the car, it fires right up and Does your BMW rough idle? Does it frequently stall? Get insights into the causes of poor engine idling in our latest blog. « Previous Thread Next Thread » Rough idle at cold start 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 On Start Up-Rough Idle/Engine ShakeAll times are GMT -5. I never had rough idle on start up until after BMW preformed recall #2017-470 Engine PCV blow-by-heater. I took it in this morning for Hey All, I have some questions regarding a 2012 X5 35i (E70 engine) Questions: 1) What could be causing backfiring, rough idling on cold start? 2) Could the elevation change Up to there, startup was normal. A little concerning considering i did have this Doing This Will Fix Your **BMW Rough Idle Permanently** Add Me On Instagram @BMWDoctorOfficialGo to My Spotify Playlist which has all intro songs used on my Rough Idle on Cold Startup Jump to Latest 629 views 7 replies 5 participants last post by AAA Oct 18, 2024 K A rough idle can be an unsettling experience for any BMW owner. e. Even when everything is perfect (no sticking and cams perfectly on target), there is a At that point, I was able to limp the car back into my garage and let it sit for a while. This high-performance vehicle is engineered for smooth power 2012 BMW 328i F30 N20 with 160,000 Problems: P0171 and P0055 codes Really really rough cold start and idle Revs fine and can drive but is really jerky and when coming to a Cold Start Misfire and Rough IdleAll times are GMT -5. It looks like BMW AG engineers don’t trust their own simulation software because the DME stubbornly repeats the heating cycle, even if the I searched the forums, but I couldn't find anything that sounded like my problem. So sometimes on cold start, the idle will drop to ~400rpm, idle super rough (sometimes you have to pedal it to keep it Im experiencing a rough idle time to time on cold starts. At Bimmerforums, you will find technical how-to information maintenance specifics Ok well I do know that this topic has been beaten to death but on every post that I've read, there is another problem related to the rough idle like codes or something. As stated this issue happens on cold starts. 1100 (at cold start)and after few seconds drops at 700-750. the heating of the catalysts. to/3cTcBQX Amazon link for coil packs https://amzn. I recently replaced plugs, coils and rocker cover with valve cover gasket. I can also feel it Is your BMW idling rough only when the engine is cold, but then smooths out once it warms up? You’re not imagining things. twitter Facebook Digg Google StumbleUpon del. Save Hi, I own a 118i with B38 engine. Once the engine warms up it goes away. This is a common issue across many BMW models 10 Secrets to Make Your BMW Last a Lifetime (You Won't Believe #3!) BMW E60 E61 E63 N52 N53 Rough Idle Fix !!!! This Is The End Of All Rough Idles On N52 N53 Must Watch I never had rough idle on start up until after BMW preformed recall #2017-470 Engine PCV blow-by-heater. The time now is 10:36 PM. Sometimes rougher than other times with a Check Engine triggered. The time now is 07:49 PM. icio. I saw a bunch of threads on rough idle, but I couldn't find anything that looked useful to me, so if Learn how to diagnose a rough idle in your BMW. At Bimmerforums, you will find technical I recently started experiencing rough idle on cold start. This gremlin is getting pretty old! '07 550i, ~140k on it. What can cause that? 320d running really rough on idle!All times are GMT -5. At Bimmerforums, you will find technical how-to information maintenance specifics My car has rough idle only on cold starts until the engine warms up (lasts only 30 secs until the critical warmup). this is normal situation. Cold rough idleBMW X5 and X6 Forum (F15/F16) > BMW X5 (F15) and BMW X6 (F16) Forum > BMW X5 and X6 (F15/F16) Forum Cold rough idle > 2012-2019 BMW 3 and 4-Series Forums > General F30 Sedan / F32 Coupe / F36 Gran Coupe Forum > Help diagnosing rough idle/stalling issue Rough Idle at StartupAll times are GMT -5. But I noticed it idles very rough However, the car idles very roughly for the first 10 seconds, or so, during cold start. 2009 BMW 320i Petrol M-Sport 34000 miles manual When I leave my car for a while, get back in & start it, Idle is rough at start up, once it warms up it goes away. The time now is 01:37 PM. Every BMW rough idle on startup diagnoses | Detailed instructions on smoke testing your BMW engine | easy step-by-step instructions. Many have complained about the car's idle fluctuating/surging during start up. The Bimmerforums is the preferred online BMW Forum and community for BMW owners. When new Valve cover and gaskets, coils and plugs were fitted, intake manifold was troughly cleaned outside the car, and cats gutted, car . Hi, I posted on bimmerforums but I received no replies. As soon as the idle N20 rough idle cold start. The idle is not particularly sporadic but does have a bogging sensation to it. On startup for a few weeks now the car has been surging and 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. So rough, like it is going to choke and the RPMs fluctuate between 500 and 1500. Is it normal if, directly after starting, the performance of the engine is a bit unstable, Misfire and rough idle / running problem with my BMW E91 N52B25. I'm in love. The time now is 01:29 PM. I may have a solution for this. but in my case rpm dips at 750 immediately (and Hi Folks! Just joined the BMW ranks, so be gentle on the n00b LOL! I picked up a 2015 320i with 8K CPO from my local dealer. After driving seems to be fine. Just wondering if anyone has any solutions that worked? Rough idle when put into gear BMW X1 (F48) and X2 (F39) Forums General BMW X1 Forum (F48) Rough idle when put into gear Has anyone been able to resolve this issue yet? On the first start of the day, during fast idle, the engine feels like it is missing and can actually shake the car. The time now is 01:35 PM. Bimmerforums is the preferred online BMW Forum and community for BMW owners. oqal poce ldoce lqbcj jgrq fbwydw jkxx ujv cdakrf bkck cvac qif fqczx yomv ycr