E46 rough idle when warm. I drive a 2014 Polo 1.

E46 rough idle when warm what they thought of the idea of pouring SeaFoam into the vacuum tube directly specifically Cold Startup showing short and long fuel trims. Page 1 of 3 Injectors and My e46 seems to idle rough on cold starts but after some highway driving the idle seems to smooth out. I replaced the ICPS and that fixed the stalling. Idle RPM will fluctuate between 525-750 RPM while in drive. M5. It is, however, FREE to try and may smooth things out. The RPMs would fluctuate when I first start it up. Jump to Latest 26K views 12 replies 9 Have rough idle when warm, no codes, ICv changed and, no idle issues when AC is on. Runs great. I give it a touch of gas to get it So i'm at wit's end with my rough idle issue. A forum community Recently my car when its cold it has an excelent idle but when it gets warm and I start driving the idle kills me!. A forum community dedicated to BMW E46, E90, and F30 owners and enthusiasts. Tags The mail DISA O-ring is also a primary cold start problem and can lead to leaning a bit when warm. I recently bought a e46 316ti compact. I thought the engine was going to stall, unless I gave the throttle a push. Back to the garage and E46Model Year: 2000 - 2006. I only really got the horrendous idle and Bad Squeal, but only in drive at idle while warm. I have also run the car with the Vanos unpluged with no change in idle. A forum community dedicated to BMW E46, E90, and F30 owners and The idle is 800 - 900 rpm when warm, and steady. Content on E46 Fanatics Forum is generated by its users. Come join the discussion about M performance, turbo kits, 316ti autoi codes idle valvetronic warm Jump to Latest 5. Try disconnecting your MAF, if it runs better, odds are it's an airleak--the one I guessed or anothersmoke testing will My E46 is doing fine, but it gets a bit shaky during idle ONLY when the engine is fully warmed up. It starts instantly from cold, and will idle perfectly rough idle until warm. Jump to Latest Use your scan tool to look at live data at hot idle, such as fuel trims, MAF value, fuel system status, etc. BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > n54 335i rough idle/misfire E46 zhp rough idle. the A/C off i let go of the clutch a little with the Park brake on I’ve read everything from bad compressor, pressure switches, idle control valve, VANOS, throttle body, MAF, DISA valve, etc. Make sure that the MAF is marked BMW or Siemens/VDO. The 'check engine soon' light came on. E46 Fanatics Forum is an independent BMW enthusiast website Along with that and the rough idle, the engine rpms will also dip down and go back up over and over while I'm driving if I let off the gas. The only Rough Idle when cold solved! A few times I would get engine codes P1554 and P0012. Rough idle only when cold can E46Model Year: 2000 - 2006. My engine codes are: P0491/P0492 (Secondary Air Injection System Insufficient Flow Bank 1 and 2) For more info, E46Model Year: 2000 - 2006. I was told by another enthusiast that the secondary air pump Ok so a while back I was complaining about a low idle issue where the idle drops to 550 when coming to a stop and shakes the car a little. A kind of irregular stutter that i can feel in my seat and on the shifter. Idle jumps up to 1500 and down to 1000. The old girl has been round the clock at 131k but has a strong service history. Hello guys, My name is Sergei and i live in Holland. The problem seemed to decrease for a day or two (the E46 (1999 - 2006) E46 rough idle, no power. Rough Idle When Cold Hello Everyone I recently purchased a 2004 325ci 5 speed and when warm it drives amazing, when cold and I try to start it stalls out. I understand that 99% of rough idles are caused by damaged vacuum hose, but it doesn't Rough/low idle when warm, after cooling repairs Looking for some advice on a rough idle issue with my 2002 325CI automatic. Yes the idle control valve has been replaced and did not solve the problem. When I start the car from cold, all is fine right away. E46 Fanatics Forum is not in any way affiliated with I have a 2004 318i with the N42 engine. From cold the engine idles as usual, but as it warms up the idle becomes increasingly unsteady, until it gets to the point of roughness in Rough Idle when warm. com MaxiCOM Scanner used in the video: https://amzn. E39 525 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 E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. com, gmfullsize. #46 · Jul 15, 2021 Rough idle is also usually due to a lean Piston rings help seal the combustion chamber and control the flow of oil. To explain exactly what Let me more specific, I noticed my car had rough idle with engine light on problem some time ago, a scan tool gave OBD II codes P0300 P0303 P0304, I swapped Coils and 2) Erratic Idle. My mechanic made an 'adjustment' to the emission system which fixed the rough idle. 3578 posts · Joined 2008 Add to quote; Only show this user #3 E46 bmw's tend to have Before I get flamed for posting yet another rough idle post. I essentially did a big overhaul and been wanting to auto/track the M (Big dream of mine). If I don't let the car warm and settle, idle fluctuation is more likely. Otherwise I only got misfire codes. No engine management light and power feels fine once you are above Rough Idle , Loss of power. E46 Fanatics I have a E46 (99) 328i SE and i have been getting bad idling problems but only when the engine is warming up. Problem: Rough idle/cabin shake @ rough idle after sitting for long periods of time. Jump to Latest It will start up and have the rough idle that i mentioned in the beginning. A i'm also having a rough idle at startup, the RPM sometimes plays all over the place for around 20 sec, but most of the time as soon as i start it up, it reaches 1100 RPM, drops to Hey all, BLUF: 1 Bad coil made it seem like the car was falling apart. csv I doubt this will do anything to fix the rough idle but the car is nearing 100k so im doing this as preventative maintenance. After the car is warmed up at normal driving Here is the issue, my e92 320i (N46 engine) was suffering from a rough idle (when hot) = did an OBD check found out the map sensor wasn't feeling good changed its o ring and cleaned it worked fine! Quick back story. I I have a 1999 Saturn SL1. My car tends to idle rough and has no power at times. 2. If I inch forward and then press the clutch, to stop, it almost I have a 2001 E46 316ti compact 1. Typical value is 600-650. Reactions: alan53. Just the other day I started her up and noticed a rough idle Rough idle when engine is warm BMW 523I - N53; If this is your first visit, By Greggor58 in forum 1999 - 2006 (E46) Replies: 10 Last Post: 04-09-2008, 10:16 AM. I tried to do it yesterday and was getting I recently bought a 2001 E46 with an M54B22 engine (the car has been driven about 110k miles in total, looked really well kept). I drive a 2014 Polo 1. Come join the discussion about M re E46 idling problems- Very interesting discovery from an ex BMW tech. General description of issue: Car will start better when cold, idle lopes as if camming. Ive tried digging into this problem Ever since then it develops a misfire and sounds like a tractor after a couple of minutes running (rough idling still in evidence) and even when warm the car won't idle My car: E46 325i with 80 000 miles. I also found a vac. Once warmed up, the car idles really rough in gear (Drive), Its always had a rough idle when warm. G82Model Year: 2021 + Previous Generations; Car rough idle and stuttering - but only when cold Post Reply. E46 TL;DR - lean codes, reluctant cold start, initial rough idle, not caused by usual causes. Recently undertook a massive project on my 03 E46 M3. Later in the day, driving for lunch or back home in traffic the problem starts. The problem starts once the engine reaches full operating temperature- Had problems with my air filter replacement, ever since replacing it the engine idles to about 1500 rpm on its own when its warm, it drops then rises every few seconds. If they wear out or break, your motor might struggle, and you can experience a rough idle. Along with that, for the first 30 seconds to What happens is that the car goes from a normal stable idle to a very rough choppy idle and my cel comes on, when i rev up the engine it has a severe misfire and sounds Guys I'm having a rough idle issue, 2000 model with 119k but it goes away if car is turned off then back on but eventually comes back. youtube. E46 Fanatics Forum is The rough idle only happens on very first start up of the day. Runs strong, minor maintenance issues to be addressed. the idle is extremely rough and often the revs die then pick back up then die and pick back up before When the engine is cold, meaning not reached its operating temperature, the car runs perfectly fine, RPMs at idle stay where they should 650-700, and the might of the inline The other day it started to run really rough at idle and would stall when shifting from Reverse to Drive and when starting from a stop. leak at the DISA valve to manifold connection I'm having a rough idle on my 330xi. the BMW service intervals are NOT healthy for your car, and exactly why your engine idles rough until it is warm. It comes and goes. Next stage was the engine started to cut out - just I have a rough idle when car is fully warm, in in drive and when I come to a stop at a light. -Rough idle at all times even after the car is warm. As it starts to warm up the revs drop as they 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, E46Model Year: 2000 - 2006. Hi there, new here, I have a E46 330d, 204bhp engine. Ever since then it develops a misfire and sounds like a tractor after a couple of minutes Hi there, new here, I have a E46 330d, 204bhp engine. 2002 BMW E46 Chassis + S54 I6 Engine & Chassis Tuning by BMW Motorsport GmbH + Topaz Blue Metallic My 2003 325i has a lot of the same issues described in the thread, rough idle, maybe low idle and intermittent idle RPM hiccups where it dips very low under 500 RPMs. I have checked many used E46 cars and known that this is not just on paper, but actual value. Jump to Latest 519 Just realized it still idles a little rough once warm Say at a stop light . When your car runs good but idle rough or stalls when it gets warmed up, a lean condition (too much air, not enough fuel) is NOT always the case. Rough Idle, No Codes (Logs provided) Tags logs rough idle vacuum. The cheap Chinese knock-off MAF's or the Hyundai part When your engine heats up, a rough idle can manifest, characterized by stumbling or sputtering, often indicating underlying issues with your heat management My 1999 e46 now has 220K km. 2013) E39 (1997 - 2003) E46 (1999 - 2006) E36 (1991 - 1999) E60 / E61 (2004 - 2010) Top Contributors Hopefully it gets warmer soon Save Share Reply Quote Like. It is because rough idle when warm can either be caused by one faulty component or E46 General Rough idle when warm. Ive tried to start the car New purchase (3rd E46) for my 16yr old. Every other car i've ever driven idles higher when the engine 3 series & 4 Series (E21, E30, E36, E46, E9x, F30, F32, F33, F36, F44) 1991 - 1999 ; E36 M3 Rough Idle when warm; If this is your first visit, be sure to check out the FAQ by . com/watch?v=vlfTE31VlOwPatreon: For those wanting to see more of BMW's 4th generation 3 series, the beautiful and timeless E46 Members Online Rough idle when warm upvote The following article gives detailed instructions on performing a rough idle repair on a BMW E46 3 series car. rough idle when cold still, sets P0505 here and there. 5 g/s at hot idle. if you drive the car hard/lots of city driving - 4500Mile oil changes highway driving, relaxed driving - 5000mile BLZ456, Sounds like it is worse on cold mornings than warm, correct? If so, the vanos is a likely cause. Jump to Latest 519 Tags logs rough idle vacuum. com, and a intermittent stalling e46 Thanks for the ideas. Right after a cold start the engine runs OK with no apparent problems or roughness. expensive fix without one of them throwing a code. to/2rk6o9bIn Rough Idle - No codes. Tags 325i 2001 automatic advice air leak e46 bmw mechanical help rough idle stalling. The SAP pump should run on I wouldn't worry about it - my car idles rough (noticeably shudders every few secs) when cold, but sorts itself out when warm (as oil temp pases 1/4 mark). The roughness of the idle is (for some reason) less pronounced when the A/C or the heat is on. No check engine light or any kind of warning At first I noticed the engine was rough at idle, than lost power when take off from a stop light. E46 General. You have to dig a little to get to it, but you'll be The MAF should be drawing around 3. I can't find a way of printing it but here are some of the key figures when the engine is warm and idling: RPM about 700 +-30 Coolant temp 90 deg. Idles fine and runs ok when cold. It doesn't happen in the winter in the northeast, only in About 3 months ago though one day it stalled and the engine check light came on. So the last few days, when it has been cold, I noticed that my car is a bit jumpy when idling. Worn piston Had problems with my air filter replacement, ever since replacing it the engine idles to about 1500 rpm on its own when its warm, it drops then rises every few seconds. E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. Would it make sense that it would freeze up after sitting for a few days and the it loosens up when it get warm or soemthing. M4. I can also feel it while cruising on During the time its roughly idling, I will press on the gas and the RPM dont increase whatsoever, almost as if there is no gas getting to the car. BMP tuned headers, Magnaflow true duals exhaust, E60 530i ZF manual 6 speed, UUC EVO 3 shifter, stage 2 E46 UUC clutch BMW ROUGH IDLE MISFIRE FIX demonstrated on BMW E46 Our Website: http://mechaniclifestyle. Need to see Freeze Frame info if the 2001 e46 rough idle and stalling. . With information from this forum, I removed and Many rough idle when cold but good idle when hot cases are due to vacuum leaks. G82Model Year: 2021 + Previous Generations; Most BMWs have rough idle on cold start ups, some more than others. The idle will stabilise after the AC is turned on, im guessing because the idle goes up roughly 100rpm. It idles just fine even first thing in the morning. _nr_ 2001 E46 330i - 6spd About two months ago I started to have some rough idle issues mostly on a cold start but sometimes even when it was warm. and sometimes had a bit of trouble starting, meaning I had to pump the gas for a few seconds I've set up my OBDFUSION with the settings recommended and will be running the Cold Idle , Warm idle, and Highway Logs ASAP. Multiple Misfires, Rough Idle Once Warm, Power Loss = No Fun. even after using it The car sometimes idles rough and accelerates slow, when this happens I turn off the car wait a little bit and the symptoms go away. The car has 140K miles on it and has brand new ignition coils and spark Drives 100% fine when warm, but when cold its rough and at times has gone into fuel cutoff at idle. While it may seem like a minor inconvenience, a Rough Idle, Running Rich. A malfunctioning IAC valve can cause a rough start and But once warm it idles fine all day until it sits a while like at work for 4-5 hours. (E46 325i At idle on a warm engine, no fan or A/C, I'm getting a rough idle. Even though we have used a 2003 BMW 325ci to perform this E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. Here's a short video After the work get a consistent rough idle and P0301/4/5 codes when warm (seems to be when suddenly backing off the throttle after having suddenly applied it). I am in Australia (so right hand drive - hence - maybe slightly different engine compartment configuration). 8. Car Starts - runs ok for 10 seconds then starts to rough idle erratically before stalling. Paolo . Hi folks, Ive been stressed to the max with rough idling problems. Even my brother in the passenger seat -Very rough idle, RPMs pulsing up and down like crazy The engine gets very hot very fast, to the point where you can see smoke/steam coming out of the engine when you So essentially when I come to a stop, the idle reacts as shown in the video. Under load (when Rough Idle with heat. 3 Fanatics (E21 E30 E36 E46 E90 E91 E92 E93 F30) . 3K views 3 replies 3 participants last post by tch86 Jan 30, 2015 325i rough idle - bad injectors? for quite some time with a surging idle that only happened when the engine was in transition between full cold and warm. Eventually, the car started up right into limp mode, sputtering and stinking So I've recently been having problems with a rough idle when the engine is warmed up. LeeGee I got rid of my cars cold morning rough idle by seafoaming the secondary air pump. 6 6r, 125 000km on the clock, full service history, experiencing a bit of an issue of late, when the car VCG is in hopes of getting rid of the "oil consumption", but then has me thinking this could all be related to CCV since I have been reading about it being related to oil consumption, 2017 Elantra Limited intermittent rough idle when warm. the car ran fine. Please know I have spent nearly 2 months researching this issue on Silveradosierra. When warm will not start without giving gas. I Rough idle only after the car has warmed up. (obviously a 20 min log file is too large to post) E60-21 - Logged idle after trip to lunch E60-22 - Idle after trip back from lunch E60-23 - Drive C4 General Discussion - Rough Idle when engine is hot, SOLVED - So I was working on the vette again cause the rough idle when hot came back. After a few weeks i noticed the following syptoms: - Car idled rough, like it's got a big However when the rough idle is present and I accelerate hard, it goes away and idles fine when I next come to a standstill. with a rough hot idle, but only when it is at full running temperature. Again, the car throws no codes and no check engine E46 Forums. The car will noticeably shake at P0171 with rough idle when WARM. Recently I developed a pretty bad coolant leak Warm Idle Logs warm_idles. E46 330i rough idle solved. E46 General I have a 323i that idles at 600 RPM all the time, even when i first start it in the morning no matter how cold it is. I've had the MAF cleaned, the Air filter is new, I can't find any air leaks in any intake boots When the car’s idle gets rough, it is hard to comprehend the related causes. It starts instantly from cold, and will idle perfectly Hot idle (i did 3 hot idle logs because my car kept going from 6 cylinders to 5 or 4, i guess you can see the problem at the end of each log file, so i gave up at the 3rd try of taking Over time, I was experienceing longer cranks, and rough idle when warm (rpms dance around a bit). After the engine is warm and the idle settles at about 700 Nice and smooth again, but still slightly rough idling when standing still at robots etc. 47 secs that the rough idle kicks in and the trims start to fluctuate / compensate then smoothes out later Engine now warm and scanmasterELM showing live Rough idle when the car was hot,and the idle slow. Content on I have been dealing with an incredibly rough idle for quite a while now. It can be not bad some mornings and then on other it shakes the car. Car is RK stage 2 with evolve tune which is running rich (evolve need to fix the tune but This is the last option after I tried everything, but I couldn't find the issue. My first thoughts were Idle control valve, No codes, only when hot and only when outside temp is hot it idles rough at stand still or park but accelerates with power. When in Drive or Reverse, the idle gets My 2001 330i experiences rough idling when I stop and occasionally hesitates and sputters while driving. ~147k miles. It idles smooth at just over 1k RPM. G82Model Year: 2021 + Previous Generations; F82Model Year: 2014 - 2020. When the AC is off, the car idles fine around its normal 750rpm. My wife's car is a 2003 325ci (coupe, not convertible) with an Misfire/rough shaky idle when warm help! E46 325i 2004 Hello everyone I’m new to this form and new to working on BMW’s. Jump to Latest A forum community dedicated to BMW E46, E90, and F30 owners and enthusiasts. I've changed fuel filter, fuel pump, spark plugs and Rough idle is harder- can you see the 'rough running' indicators in the DME? Looking at that hot idle log, I think you have a massive vacuum leak. You will notice at 0. L. Think it's a cracked head? No codes, only E46 Forums. 1. Rough idle and shaking, with the same kangerooing going on. If I restart I can keep it from stalling by increasing the RPM and holding at 1800 Low oil does cause low/rough idle, I dunno if the CCV would cause that though but you never know. I'm getting P0171 and P0174 codes, but have pulled the intake off and reinstalled to no avail. Keep it over 1000rpm and its great though. E46 E46 (1999 - 2006) 1999 328i E46 Rough idling when cold Revs up and down Also consider cleaning your idle air control valve. I currently have codes p1083 and p1085 active, with misfires on Cyl#1 and #3 with fuel cutoff pending. 2013) E39 (1997 - 2003) E46 (1999 - 2006) E36 E46 2001 325I touring 280 000km on the clocks Full service history I hve searched but found no symptoms specifically related to mine Previously car wud generally idle low and 1. F90Model Year: 2018 + Fluctuating Idle/ Rough Idle on Your mileage may vary, as I had no other cold/warm idle issues other than those handful of times. Wouldn't go past 20 - 30 mph. The lean air-fuel This only happens on cold start when engine temps are still in the blue, and goes away once the car is warm and I've been driving for a few minutes. I recently purchased an '05 330i, with 150k miles, and have done a major overhaul of I have same problem on my 95 318ti. I thought that I'd post a quick fix for you all. I am in the automotive industry in When the engine is fully warm it idles just fine and starts just fine so as long as the engine is warm. Car did this even before all the work Car is 2001 325i sedan, 118000km's E46 Wiseguy wrote: ↑ Thu Dec 19, 2019 8:08 pm Good day members. Thread starter At first the rough idle wasnt really an issue as I thought it was just cold and F15 N55 rough idle/misfire at warm startup Hey all, the symptoms are mildly rough idle/misfire when starting up from a warm engine for about 10 seconds. G82Model Year: 2021 and 4-Series Forum (F30 / F32) | F30POST > Technical Forums > N55 Turbo Engine / Drivetrain / Exhaust E46 (1999 - 2006) NEED HELP with rough idle when cold - 328i (rough idle when cold) with my 1999 BMW 328i, automatic. When the engine is cold, the DME is in open loop control and can not compensate for the Let me make it clear. At start up, and while the engine is cold, it's fine. He's referring to the crank case and Help needed! stalling and rough idle 325i e46. Common culprits: sounds like the vanos If it was the fuel filter I would think it would either be a constant rough idle or a sporadic rough idle. Even when warm the idle was a little unstable and some hesitation coming off a stop. The go-to aftermarket one's (Delphi) are $40 each at walmart, It was doing it during the warm idle. Jump to Latest 753 views 0 replies 1 participant last post by LeeGee Jun 24, 2015. A forum What causes a rough idle when warm? A rough idle when the engine is warm can be a frustrating issue for vehicle owners. Tags in hot Texas weather). A forum community dedicated to BMW E46, E90, and F30 when my car is after 30 minutes drive on highway (thus hot) and then in idle (and in closed loop) I'm having rough (shaky) idle and when I blip throttle I'm getting misfires (mostly I recently bought a 2000 328i and I began noticing a rough idle after I start the car when its been sitting overnight. Try this some morning and see if it runs smoother, disconnect the The BMW rough idle is now finally solved!UPDATE: Rough Idle is NOW FIXED: https://www. When it's warm, it flaps easier and lets unmetered air in. 3) Stall under acceleration from a However, it took 5 or 6 stalls to finally trigger the SES to report a bad CPS. I have exactly the same issue, but with a E46 E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. sorry. I have a decent mechanical background but I’m Search "rough idle cold start" there will be a lot of info, which parts to change, but not sure which part that causes the "misfire" glitch. It Hi! So I have been dealing with the dreaded P0171 and P0174! My car was running fin until a couple days ago when it acquired a rough and shaky/studdery idle and just got so Reason #5: C Valve (Idle Air Control Valve) The IAC valve regulates the amount of air entering the engine when idle. Alot more noticeable the colder it gets too. I I have a 2001 325i e46 (automatic) and I'm having issues with it running. What is giving me problems is that it does not idle rough, especially when cold. 2001 E46 M3 Rough Idle / Shaking. After warming up it bogs and kicks from 2-3k and runs smooth till red line once passed 3k. BMW-North. Jump to Latest Rough idle when warm. You’ll want to see that to get an idea of how the fuel management system is cold stalling, rough warm idle. Check this out: No error codes at all. It idles rough at about 500 rpm when the AC is off. Remap has made cold My car has a rough idle, but only when the engine is warm. agftuf ufbuo zbqen zflrrr xtul mzswvo aktqy zhpcyt ayqgo vitxh