The vehicle has been in the shop more than a month (total from numerous visits). For this purpose, the idle speed is changed by means of the tester. BMW themselves summise that some ECUs have an unadjustable idle speedwonderful!I want. New engine is great in everyday driving, but it lacks the polish and fun factor of a BMW six-pot impressive flexibility across a wide range of revs. When driving I free wheel and and the revs go to tick over but as soon as I brake revs go up again to 1400 - 1500. Thumb the amateur button and the agent has a adorable tone, alike at idle. 5k) the engine revs rise up by around 300 rpm when I dip the clutch. I think I may have loss of power somewhat in the lower revs (though hard to tell as nothing to compare to). And I did the whole drivetrain at once just because I could Dang that looks super satisfying Haha. This happened to me after not starting my car for over 9 months it would sit idle blipping up and down between 450-800rpm on in waves engine light came on and after revving to red line a little bit to clear out the crap in the engine it settled down and no longer does this. Wow, I got on to a good Honda mechanic, I told him the problem, Civic 01, overheat at idle and normal under driving conditions, he immediately said " electrical idle control module ", I would not know, but I think this guy is good, he says just get a second hand, it is rare that this happens, and a second hand mod usually fixes the problem for. (F1 engines really do idle at 9K. Thoughts are either idle control valve, the MAF, spark plugs or a vacuum leak?. You slow down for lights or stop at a junction or in traffic, it will stall. Idle - approx 0. com production date is 04/2007 and engine is N52N (Left hand drive). do you know what could cause this probem Posted by lsweeney121 on Mar 21, 2009. This may have been one of the things BMW did to help prevent Surging and Stalling problems. After sitting overnight or a few days my 1999 Camry le 4 cylinder Automatic has trouble holding an idle. If you can't get it to idle, or rather the idle stays real high then drops off and dies, check for an air leak at the carburetor manifold. Average repair cost is $80 at 116,000 miles. Today in fact. The clutch and shifting is fine on the road, but when Driving stick shift question (idle, brakes, BMW, clutch) - Automotive -Sports cars, sedans, coupes, SUVs, trucks, motorcycles, tickets, dealers, repairs, gasoline, drivers. And then often, more when I immediately stop, will rev up slowly to 2000 - 2500 RPM and back down, and will repeat this. Not sure if related. I've checked the air box and boot and they are in good condition - no leaks. I have ran the russ k idle config, i have messed with throttle cracker and follower. I am aware of a valve cover leak but it is because one stud is stripped. It could be a vacuum leak or an idle air control valve. You slow down for lights or stop at a junction or in traffic, it will stall. I drove of and after about 2000rpm the car is fine and when i got home and the cars revs dropped below 2000rpm it went erratic and cut off. When you stop the car from high revs it does rev at around 1100rpm for a short while (less than half a second). I started and it kept cutting of when the revs dropt. The BMW inline 6 is a smooth engine with a wonderful torque-RPM curve. Rough Idle. E36 328i - low idle and occasional stalling. Cleaning the throttle body with some brake cleaner sprayed on a shop rag may help restore the idle speed to a more normal range. The idle (especially cold) is rough (really rocks the car around) though the revs stay pretty constant & there's no starting issues. When you start the car from a cold start it'll idle in the low 800-900 rpms, rev up a few times into 1100-1200 then idle fine at 1000rpms. At Bimmerforums, you will find technical how-to information maintenance specifics audio advice wheel and tire combinations and model specific details not found anywhere else. 690 Idle problem when hot My 2008 690E has been idling badly when it gets proper hot. Power loss from blocked cats. This may be related to a dirty or failing idle air control valve. The BMW procedure just has both throttle blades lifting from idle in unison rather than actually balancing intake vacuum at part throttle. This shouldn't happen, check the valve cover. Engine revs poorly. Keeping the throttle on and revs up for a whole trip makes no difference. Timing is a very useful tool for controlling your idle speed. I have even tried reducing my idle airflow. Crankcase Vent (CCV) - The crankcase vent is an oil separator that ensures oil mist generated in the normal functioning of the engine finds its way from the top of the engine. If the needle dips to 500rpm or lower then the ECU isnt sending the injector pulses quickly enough to hold the revs at the normal idle level. If there is no increase, the idle control motor definitely got an issue in its circuit preventing the signal from changing the idle. And I did the whole drivetrain at once just because I could Dang that looks super satisfying Haha. and while I felt that it improved engine response, it didn't solve the issue. Especially when wet, the front brake makes a terrible and loud squealing noise when braking. Ok, I'm having a really weird problem that REALLY sucks. com Google search. This may be related to a dirty or failing idle air control valve. My car has an automatic transmission. After all of that my rough idle problem is not fixed but I forgot to check the resistance on the ICV. Today in fact. Airhead slow to return to idle Originally Posted by James. How to keep your BMW E46 in top shape During my experience in driving sport cars, being a member of a sport cars group and having many friends who own different kind of cars, I came to realize that a BMW E46 is one of the best cars in its price range, and even in its class. I think he was talking about the ICV (Idle Control Valve) on the inlet. it was sounding really noisy and with a grating soundthat now is fixedbut recently I have been having a problem with Low Revs when idling. never done that without a 2 post lift, which makes it a walk in the park. CarComplaints. Note that on models with engine management controlled idle control valves, there is always some airflow through the valve when at idle, as this is the only air that the engine is using for idle (the throttle is fully closed). The code definitions are a good starting point when determining the cause of the service engine light but where do you go from there?. Engine revs poorly. Anyone know what this could be or a diy fix?. If they do, you have a leak. NHTSA — Vehicle Speed Control Problems. Follow the tips in this video to be on your way to being a jetting pro! Now this video shows a generalized procedure for adjusting the idle speed air/fuel mixture. A rough engine idle or stalling is a common complaint, but in some cases can be difficult to resolve. DIAGNOSE - ENGINE IDLES TOO HIGH. Just back you anticipation BMW’s boxer agent couldn’t get any silkier, it does. Usually a bad or failing idle control valve will produce a few symptoms that can alert the driver of a potential issue. Alpina BMW B5. This is a general guide which will list symptoms for 944 starting and running problems and common causes of those problems. Not sure if related. Hi all, My E46 (2001 330 Ci manual) has been playing up a bit recently. I had a small trolley jack and a plank under the front subframe. A misfire will cause the engine to momentarily stumble, or lose rpms, and then regain its normal engine speed. I've never. com : Car complaints, car problems and defect information. Page 1 of 2 - Throttle Sticking Open / High Idle Revs - posted in Injection Mini Specific - SPi/MPi: 96 SPI Recently and intermittently i have had some sort of problem with accelerator sticking. Rough Idle, Vibrating & Shaking Idle Problem BMW 5 Series 3 Series E90 E39 528I 328I M5 M3 2006+ E90 BMW 325i 325xi 328i 328xi 328i xDrive 330i 330xi 335i 335xi 335i xDrive M3 BMW E46 Idle. 6 High idle and creeping revs. Low Idle Revs I have had my fair amount of trouble with my journey into the world of BMW (but I love my car) Recently I have had my car into the garage for a Timing Chain/Tensioner replacement. One of the most common glitches on the BMW E30 3 Series is an erratic engine idle. Just swing a leg over any model thusly equipped, turn the key — or in this. With the push to get more …. What causes a rough idle? A rough idle can be caused by many different car faults. Reply What is interesting is that when the revs fall away, there's a slight pause just above 1,000rpm where they plateau before falling to around. 6 Zetec Focus that had a couple of problems that may or may not be linked. When restarted it works fine. Carefully close the throttle and release the choke flap. On occasion, it stalls just as you're just about to pull away from a junction. It has never actually stalled but it gets really close, then revs up to about 1500 RPM. E36 328i - low idle and occasional stalling. Observe the following points: - Engine at operating temperature - Engine running at idle speed - All additional loads OFF (air conditioning, high beam headlight) - No fault code stored in engine control unit fault code memory" All is in the WDS BMW. There is a relatively common misconception that even moderate idle time will cause overheating on our BMW air-cooled bikes, yet this is not so. Unstable revs at idle ///M3 Forum. As for old bikes like my 1980 Honda CX500, let them idle with gentle revs not exceeding a third of the revs to redline. 85v, at 1500rpm and higher it pegs at 14. NHTSA — Vehicle Speed Control Problems. Crankcase Vent (CCV) - The crankcase vent is an oil separator that ensures oil mist generated in the normal functioning of the engine finds its way from the top of the engine. It revs out nicely for a turbocharged engine, too. Running Problems. My '83 R100 seems to have an idle creep after getting warm. I had the oil changed the other day when I had my alternator replaced. Just make sure the engine is running smoothly at idle and not conking out. and 235 ftlb of peak from 3600rpm to 5900rpm some 1300 revs short of the. At first I thought it was due to starting the car too fast and not wait long enough for all the electronics to have switched on or the software of the ECU to be up and running. It seems more acute after riding it hard on warmer days. The revs weren't as erratic but then it seems to be something that comes and goes each time you start the engine. It should be the other way around. 3 X50302 BMW X5 M ENGINE 2 start idle strong revs BMW X5 M 2010 gasoline | onboard engine | start idle strong revs l Schoeps CMC6 MK4 3 X50303 BMW X5 M EXHAUST 1 start idle strong revs BMW X5 M 2010 gasoline | onboard close exhaust | start idle strong revs l Electro-Voice ND868. The removal of electrical power from the engine erases idle memory from the PCM, the computer where it is stored. On cars with carburetors (phased out through the 1980s), the most common problems include the distributor cap and rotor. The car is driveable but coughs and stops when idling. Sometimes, the computer can tell you what is wrong [instructions]. RPM Fault when idle & at low speeds. Diagnosing RPM Idle Issues in a MINI Cooper Posted on May 6, 2016 by Insourcelife Back in 2012 I bought a 2009 MINI Cooper hatchback to replace the aging 2004 BMW 330i ZHP that was rapidly approaching the point where a bunch of expensive work would be needed on a regular basis. A misfire will cause the engine to momentarily stumble, or lose rpms, and then regain its normal engine speed. Instant high revs on start up = damage? - SjB {P} Back to the thread: I am pretty damned sure that it *was* the five successive cold starts of a few seconds each, with only use of the idle circuit to drive the car, that caused the problem. Correct Timing. Average repair cost is $80 at 116,000 miles. A V8-powered M3 for less than a 1 Series: your £17k BMW M3 buying guide is here. The 2002 Ford F-150 has 1 problems reported for revs at idle. Held the revs up to 2k for a few minutes whilst static, and the heater came through hot, and temp dropped back to 94 (remained at 90 on the dash the whole time) Let it drop back down to idle again, and within 30 seconds the heater cooled all the hot water in the matrix, the air went cooler again, and the temp on climate 49 rose back to over 100. As for old bikes like my 1980 Honda CX500, let them idle with gentle revs not exceeding a third of the revs to redline. 1L with 273hp. Sometimes it will correct the problem and idle normally, or keeps surging until it eventually stalls. Hi Wondered if anyone has had the same problem or can shed any light…. I cleaned the throttle body and now it wants to idle high about 2000 rpm till it warms up and then 1000 rpm and come down slowly to about 600 rpm and idle steady. From £23,880. As you walk up to to the RT for the first time, there's no getting away from the fact that this is one big machine. Q: My engine rev up and down on idiling My car has 20001 miles. Normal idle should be around 800 ~ 900 RPM, but it will stay at this level for few seconds, and then will go up to 1100, and then up and down from there to ~1300 RPM in a pretty quick rhythmic cycle. If you are new, please make use of the search feature before you ask a question. Sit in the car in neutral, rev the car to 2000 revs then apply the break firmly whilst still holding the car at 2000 revs. When the engine seems to rev up on its own while you are at a standstill, you may wonder if it's a sign of trouble that needs the attention of a mechanic. Left idling, it goes through a number of these cycles while warming up. Audi has now joined the likes of Citroen and BMW by offering a new system that shuts. Does your BMW motorcycle idle too fast when warm? Maybe it is the mechanical advance unit. Troubleshooting engine rough idle problems axleaddict with so many systems sensors wires and connections it's hard to diagnose a. hi great video!! i have a quick question my bmw e46 318i has an idle problem it will drop in revs then go up in revs constantly as if i was sitting there reving it i have put it into the mechanics and after $700 nothing was fixed as he couldn't work out why he replaced the crank shaft. I have just changed the plugs (60k) all looked good but no improvement. BROWSE NOW >>>. Car revving without accelerator - WTF? it seemed to hold the revs at the level they were last at, so if I pulled up to park, or changed down a gear, the engine would be revving at a much. Would anyone know what could be causing the issue? IAC valve?. 5k) the engine revs rise up by around 300 rpm when I dip the clutch. Replaced idle valve and pcv system no change any ideas? Also getting multiple codes but I cant remember them: December 18, 2018 : Followup from the Pelican Staff: When you know the codes send them. Rough idle repair bmw e60 530i bmw repair guide rough idle repair bmw 530i. 2009 BMW G450X Review to smooth out the engine at idle and low rpm. Irregular idle speed Better when bigger BMW Vision M Next concept. When I start my M42 powered 1994 E36 318is the revs jump up to about 1500 then drop down to almost stalling speeds, then go up and down a few more times, then stabilise at normal idle speed, about 800rpm. When it does this, putting it in Drive causes it to shudder as if it’s going to stall, but once it gets going, it runs fine. The Bottom Line Performance technology makes the 2011 BMW M3 Coupe a thoroughbred performer, yet it can be optioned with plenty of. E36 328i - low idle and occasional stalling. Some sources advise a new belt every 30,000 miles. When I start the car, and the engine is in neutral, the engine revs up and down between 2,000 RPMS and 4,000 RPMS. When it is hot at idle, it revs up to 1600 rpm for 20 sec and goes down to 750 soon after. So how do I raise the revs so they are back to 1000? I've heard something about cleaning Idle control valve but it was never dirty to make a difference. uneven idle revs bounces around for a bit, almost about to stall then when i accelerate quickly then slow right down it almost stalls, "and yes Revs + Idle - BMW Forum - BimmerWerkz. Home / News / Hear the Mercedes-AMG GT From Idle to High Revs. Car starts fine. I drove of and after about 2000rpm the car is fine and when i got home and the cars revs dropped below 2000rpm it went erratic and cut off. It's developed a rough idle. This idle speed also depends on the accessories that are currently running as a car's idle control system will automatically raise the idle in order to provide power for auxiliaries such as air conditioning. Running Problems. I was expecting that this would transition after a few seconds into the rough, bouncing idle I've become familiar with over the last two weeks, since I had the inlet manifold off the first time. Reply What is interesting is that when the revs fall away, there's a slight pause just above 1,000rpm where they plateau before falling to around. I have very similar issues with my BMW G650GS 2008. The engine's idle speed also changes, based on outside conditions. yes, yours sounds like normal high idle at cold startup Not exactly. My 2008 BMW 335i E90 shakes violently upon start-up when idle with the RPM quickly fluctuating between 500-800 RPM. The 2002 Ford F-150 has 1 problems reported for revs at idle. RPM Fault when idle & at low speeds. But if the misfires get out of hand and occur too often, they can make the engine idle or run rough, stumble when accelerating, waste gas and fail an emissions test. Suggested Solution Intermittent faults like that can be a nightmare to diagnose. Over the last few months it's gotten a bit worse and is now happening in Neutral (although not as bad as when in gear) and the car is also sluggish up to approx 2k revs. Up and down, up and down. I have also diagnosed my car with few BMW dealers and they said everything was normal. Many newer cars with powertrain control modules (PCMs) have to relearn engine idle after a battery is disconnected. Audi has now joined the likes of Citroen and BMW by offering a new system that shuts. Car starts fine. At idle the engine vibrates (can feel/see it through gear stick the most, visually see elements slightly shake and hear rougher engine) and the revs are about 750rpm. Does the engine return to normal idle level when warm or does it continue to idle high? Could be a fault with a sensor or perhaps the cars computer is giving the engine incorrect readings. This is due to adverse tolerances between the idle control valve housing and the rotary slide valve. For some reason after I start it, it will stall. The engine might idle at, say, 800 revs, but drop to 500 when the headlights are switched on. bmw forum at Car Dealer Forums; Recently I have been having problems when stopping for a peroid of 30s to 1min,. It is almost imperceptible. Cars - 1993 BMW 325i Convertible - In with Medium Revs, Stop close up, Idle, and Off - Fast - Engine Is Very Close Up In This Take (After Stop), Cooling Clicks, Off Stage Birds 46 $4. The car is driveable but coughs and stops when idling. May 2, 2012 : Followup from the Pelican Staff: I don't know what kind of car we are talking about but BMW typically uses an idle speed motor. PIR did not create these sounds and cannot grant absolute permission for any use other than personal. My car has an automatic transmission. Squirt some gas or starting fluid on the manifold and see if the revs change. occasional idle fluctuation. On the visit I asked to have the throttle bodies synced and requested the idle be set up around 1100 where it belongs. This idle speed also depends on the accessories that are currently running as a car's idle control system will automatically raise the idle in order to provide power for auxiliaries such as air conditioning. The ECU will always try to fix the idle rpm and if there's air leakage (or slow control from the O2 sensor) more compensation may be needed to get the idle right or the O2 sensor feedback just isn't quick enough to signal mixture change. After careful monitoring og my idle here is what i found. However, never should the idle be falling below 700RPM or so. BMW 5 series rough idle. This issue has recently triggered the Engine light on the dashboard. If I press on accellerator to about 900rpm the vibration goes away. Rough idle after oil change. com : Car complaints, car problems and defect information. 2007 328i with about 6K miles - that thing felt like it was missing at least a couple of cylinders. It has never actually stalled but it gets really close, then revs up to about 1500 RPM. I have had a 2000 528i 5 speed Sport for just under a year. If I put the clutch pedal in though, the engine speeds up to around 900rpm and the vibration redu. never done that without a 2 post lift, which makes it a walk in the park. PIR did not create these sounds and cannot grant absolute permission for any use other than personal. wav Currently /5 Stars. So i went over and picked it up using my bros car cause i didnt want to drive 110 miles with mine anyways, so when i got back i installed it and right as i started it up it instantly had the surging idle so im thinking to my self the iacv is bad, So i decided to use the iacv off my old F22a1 engine, about 15 mine later i had it installed and. If you start it up and drive, it chugs, sputters, backfires, you can push the gas pedal to the floor and it does no good. It idles super smooth and accelerate nicely. It happens when the cold high idle is stifled a little bit, then the engine revs even higher than normal, sort of over-compensating for maybe detecting the idle wasn't quite where it thought it should be. I know the R100 with Bing 40mm carbs are cold blooded beasts, and I give it a couple minutes to warm up from a cold start. If your valves clearances are too tight, it will also effect the idle. This doesn’t happen every day, but it doesn’t seem to be related to the temperature. I threw some A/C Pro in the system. Up and down, up and down. This puts the fast-idle adjustment screw on the second step of the fast-idle cam. Car won't idle normally? Engine surges or revs up at idle? Mine used to as well, until I discovered what the problem was. Watching the tachometer shows an idle speed around 500 to 900 RPM. I have even tried reducing my idle airflow. Squirt some gas or starting fluid on the manifold and see if the revs change. (Note: The engine idle speed is controlled by the computer and is NOT adjustable. BROWSE NOW >>>. This cam has found homes in 220+ horsepower GT-3 racers here and in the saloon car series over in Europe. Cold stalling problems are the most common because the engine needs a richer fuel mixture to maintain idle speed until it warms up. Carefully close the throttle and release the choke flap. No nothing when i give it e gas it revs fine but in limp mode no power. Today the idle was high (as always) when cold @~1500rpm then settled down to about 900rpm once warm. This page is about all models from just after WWII until they stopped using the advance mechanism. This puts the fast-idle adjustment screw on the second step of the fast-idle cam. Smoking white from tailpipe?? N62, N72 family engines applies to any V8, V12 from 2002 AND UP. For the past few months (which corresponds to the onset of colder weather) the idle is unstable right after the morning start. Observe the following points: - Engine at operating temperature - Engine running at idle speed - All additional loads OFF (air conditioning, high beam headlight) - No fault code stored in engine control unit fault code memory" All is in the WDS BMW. A V8-powered M3 for less than a 1 Series: your £17k BMW M3 buying guide is here. Diagnosing RPM Idle Issues in a MINI Cooper Posted on May 6, 2016 by Insourcelife Back in 2012 I bought a 2009 MINI Cooper hatchback to replace the aging 2004 BMW 330i ZHP that was rapidly approaching the point where a bunch of expensive work would be needed on a regular basis. release it comes down slowly. It seems more acute after riding it hard on warmer days. I had the oil changed the other day when I had my alternator replaced. Mine started idling like that, feeling like it was going to cut out any second. Audi revs up and down with new stop-start technology a car can be idle for a significant amount of time. Audi has now joined the likes of Citroen and BMW by offering a new system that shuts. The idle was amazingly rough and I have to believe no one would have bought that car without have it checked out/tuned up. When driving a vehicle with a small vacuum leak, you will notice that everything feels normal at higher speed or RPM, but runs rough when the engine is at an idle. Now I just have to wait for my replacement carpet. It sounds meaner than we remember. When restarted it works fine. Hi, I drive a BMW e36 94 model 318is and it doesnt rev past 1500rpm but idles 100%. Would anyone know what could be causing the issue? IAC valve?. CarComplaints. When you start the car from a cold start it'll idle in the low 800-900 rpms, rev up a few times into 1100-1200 then idle fine at 1000rpms. release it comes down slowly. Loud thunking sound at first idle then goes away after a few mins. 2007 BMW X3 automatic transmission: have been complaining to BMW about this problem since spring of 2007. User Name: Remember Me? Password : E46Fanatics > E46 BMW > ///M3 Forum > E46 BMW > ///M3 Forum. Ive checked the idle adjuster and pilot screws and all seem to be ok. BMW Check Engine Light Codes. My car did this for over 2 years. asked by Pam G on November 22, 2016 When starting the engine, it sounds like you have your foot pressed to the floor on the gas pedal as soon as you start it, without even having your foot on the gas. 6 Zetec Focus that had a couple of problems that may or may not be linked. The BMW inline 6 is a smooth engine with a wonderful torque-RPM curve. Time for a general tune up. I have a 95 BMW 325iS. Just got the new VR in, installed it and everything is as right as rain. Even with a shitty cam sensor or vanos solenoid acting up or bad hpfp it should still somewhat try to run and rev a little. If any of these is lacking, the engine may stall. What causes a rough idle? A rough idle can be caused by many different car faults. Free Car Sounds The Car Sounds, Hot Rods, NASCAR, Race Car sounds in this column are collected from the web and are generally available to everyone for personal use. The 2002 Ford F-150 has 1 problems reported for revs at idle. engine start up sounds (76) BMW 530D E60 engine with exhaust noise, idling engine, shutting down and starting up, mono recording. 6L with 215hp and a M20B25 3. What happens is the engine is raising the RPM to heat the catalytic converters back up, and then idles down once they get hot enough, and it does so in a cycle. Rev needle bouncing, car lurching. Join the fastest-growing online community for car enthusiasts for in-depth discussions, quick chats, photo sharing and more. I think spark and fuel distribution is fine too as there is no missing when the car revs. Ok, I'm having a really weird problem that REALLY sucks. A rough idle/misfire usually starts out as being merely a nuisance, but if the causes are not identified and corrected, it may result in your engine not starting, or stopping altogether when you least expect it. Re: Revs drop to idle when I come off accelerator pedal (Auto CRDi Premium) « Reply #15 : October 06, 2012, 07:56:04 » Mate I reckon it's good to get another persons take on a subject even if you don't necessarily agree, because they may see a problem in a different light to the way that you do yourself and may pick up on things that you've. When I step on the brake it revs up and down as if it is going to stop, but it doesn't. The engine is other wise running ok, doesn't seem to be down on power at all and boosting to just under 9psi. Only included here for informational purposes, a motor with this cam will hardly IDLE, and will easily rev to over 8500 rpm! There are many other options for BMW cams. Also, fitting lighter flywheels does not help because the underlying issue still remains: the ECM feeding engine fuel when it should have stopped. It is almost imperceptible. I strongly recommend not to spray into the housing but spray onto a piece of cloth first. I have a 2002 BMW 325 with 45,000 miles. (Note: The engine idle speed is controlled by the computer and is NOT adjustable. Observe the following points: - Engine at operating temperature - Engine running at idle speed - All additional loads OFF (air conditioning, high beam headlight) - No fault code stored in engine control unit fault code memory" All is in the WDS BMW. Check your Idle Air Control Valve. With the push to get more …. BMW do not provide the vanos seals separately. There are 17 complaints filed for the 2004 BMW R1150 RT. Drive off without flooring it and you will get smooth power delivery and reasonable acceleration for city driving. Time for a general tune up. At idle it is 12. it was sounding really noisy and with a grating soundthat now is fixedbut recently I have been having a problem with Low Revs when idling. Instant high revs on start up = damage? - SjB {P} Back to the thread: I am pretty damned sure that it *was* the five successive cold starts of a few seconds each, with only use of the idle circuit to drive the car, that caused the problem. my car began to rev uncontollably at speeds so high. Especially when wet, the front brake makes a terrible and loud squealing noise when braking. 1 Drag Car-Idle and Revs. My engine revs high when i start it up? when i start up my 2002 chevy s-10 pickup v6 the engine revs up between 2000 and 3000 rpms and stays there until i put it in gear after running for a bit it then goes back to normal i am wondering what is cause this problem. However my Touring seems to suffer from rough running also at low speeds, its almost as if it doesnt really want to go unless it gets loads of throttle. Best regards filu02. A V8-powered M3 for less than a 1 Series: your £17k BMW M3 buying guide is here. I've checked the air box and boot and they are in good condition - no leaks. When driving I free wheel and and the revs go to tick over but as soon as I brake revs go up again to 1400 - 1500. Hi all, My E46 (2001 330 Ci manual) has been playing up a bit recently. An air leak would be evident at low RPM. The idle was amazingly rough and I have to believe no one would have bought that car without have it checked out/tuned up. If I add a Power Controller, after 5 or 10 minutes of riding, once the 1200 GSA rough idle/stall problem - Horizons Unlimited - The HUBB. Salient Points: Your mechanic is full of sh--. This page covers fuel-injected cars. I have a 1996 Jeep Grand Cherokee Limted (5. New rebuilt vanos units are supplied with the same, failing, inferior quality O-rings and have been found to significantly fail in 20,000 miles. Timm's BMW M60, M62, M62TUB and N62TUB V8 Engines - PCV, PRV and OSV. I have very similar issues with my BMW G650GS 2008. After driving my New Vectra for almost a week now I have noticed that when I change gear (when the engine revs build up to around 2 -2. Running Problems. Rough idle after oil change. BMW puts. These give quiet operation but must be changed at least every 40,000 miles or five years. Join the fastest-growing online community for car enthusiasts for in-depth discussions, quick chats, photo sharing and more. 5V Throttle snapped open - raised to approx 3. What's everyone's take on this?. This is due to adverse tolerances between the idle control valve housing and the rotary slide valve. This can also happen on CV carburetors without springs above the slides, the purpose of which is to ensure positive seating of the slide at the bottom at idle, & to smoothly. I have been experiencing rough idle at start up ever since I had the car. 5 to 2011, read on with great interest or concern. One of the most common glitches on the BMW E30 3 Series is an erratic engine idle. The revs weren't as erratic but then it seems to be something that comes and goes each time you start the engine. It is almost imperceptible. The engine could seem to rev up and down on its own at idle, but it's more likely that it will simply rev up abnormally and stay there at idle. Note: It is perfectly normal for your revs to remain higher than idle speed (i. Thumb the amateur button and the agent has a adorable tone, alike at idle. It didn't work but the very next day my car started to overheat. E36 328i - low idle and occasional stalling. When my 320d auto is idle it makes a loud vibration, it idles at about 600rpm.