Rough Idle And Popping Sound

About CarComplaints. Past 2000 rpm she starts to run fine again. Buzzing sound, rough idle after valve cover gasket job (540i) - HELP Things went fine with replacing the gaskets themselves, and I've put things back together on the car. Under power above 1000rpm, it seems to run fine, but anything below that, it simply will not idle and sounds like its not running on all cylinders, almost like a misfire. idle at 950 sounds a little high, does it clunk when you put it in gear? if it does, you most likely need to tighten the throttle cable. Re: Fiat 500 rough on idle, any ideas? I'd noticed some hesitation and idling problems on mine earlier this year, also a ticking sound on the radio(08 plate) changed plugs and leads like you with no difference, then saw a coil pack come up on E-bay for £17. Left Field POTM CF Mike Tauchman (L) - 82 - 5. I pulled and inpected the idle control valve. It has it every so often. Idle engine RPM is about 650. When a cold start is initiated it sounds like it's having a hard time trying to idle. com/gehlg/v5a. Within about 50 miles of home topped off (half tank) with 89 octane to see if it would help. RPM fluctuate from 615 to 300 and back within 2 second. Ive owned this vehicle for 2. 5 years now and has always had this rough idle since I bought it (54K mi). Affect are mainly seen at idle because if you think about, the peddle is depressed more when driving and those minor differences in readings to the ecu are not serious enough to be visible. i have a 2005 ford escape with a 3. Appears a fowled plug or plug(s) on the passenger side was the root-cause. Like rough idling. 22 hours ago · SS and CF both come at a premium, so it is a bit more difficult to find solid production without either thinking outside the box or finding a diamond in the rough, of which this card is the latter. When I start My IO550 (gami injectors) and the engine is cold (around 50-55 degree F ) one of the cylinders sounds like it is popping out the exaust and stumbling at idle or above. Replace 3 motor mounts (at the shop) - except the rear 2. Rough Idle when heater is on If this is your first visit, be sure to check out the FAQ by clicking the link above. But a clunking maybe We were towed to the dock where the boat is mooring. If I give it any gas it revs up, the knocking/pinging/clicking noise gets louder and faster and once I release the throttle it starts to choke up/stall. Since I bought the car I have done the following: 1. Same issue, popping noise in engine, rough vibration on idle. I would describe it as a semi-high pitched rhythmic whine coming from the engine while the car is idling in either D or R. doesnt really seem like a backfire, its not loud anywaysit is mainly noticeable in lower gears while i am accelerating. Did tune up and ran great. i had a clicking noise when i went. Mine isn't really rough, but there might be a difference between the 1. We had a LP forklift that did the same thing as your describing. You may have to register before you can post: click the register link above to proceed. Honda Civic: Why is My Car Shaking at Idle? If your trusty Honda Civic is shaking violently, accelerating poorly, or declining in fuel economy, diagnose and repair the problem as soon as you can. Oh and my 12 3. When this condition occurred I replace the valve cover gasket which was is very bad shape and leaking. It doesn't seem like it is affecting anything cause it drives fine and revs really fast. It seems my situation is unique with the "woomp woomp" sound and it only occurring after vehicle reaches operating temperature and only during idle. 0tdi ST 184 with DSG I did read somewhere about the air con system so I put the air con on and this gave a smoother idle and the clicking disappeared. I replaced opti, plugs, wires, icm, coil, o2 sensors, all new coolant hoses, belt, battery, oil, filter, tranny fluid. Replace 3 motor mounts (at the shop) - except the rear 2. Popping sound coming from the intake manifold area/rough idle at start up/video at night BMW E46 330CI. 2000 BMW 323i 2. Sometimes it has a really rough idle. It's not severe, but I can put a glass of water in the cup holder and can see it ripple. A choke that fails to open or sticks shut during warm engine running will cause a constant misfire and rough idle. Replace the cranckshaft & camshaft sensors (myself) 3. It is easier to understand the exhaust popping as that takes place when unburned fuel ignites in the exhaust. I swapped the coil from 2 with 4 and #2 still read misfire. as mentioned much less of an issue in warmer weather but still there. 99 rough idle popping. How To Tell If A Vehicle Is Idling Rough. Which way on the screw richens the mixture? Is their a way to tell when its right or is it just how well it idles?. 5K rpm) there would be a popping sound and ski would bog down and run really really rough under higher rpm's and could not go faster than 25 mph even though replaced spark plugs and ignition coils. My car is running extremely rich and has a terribly rough idle with extreme hesitation when applying throttle. My car runs very rough at idle, worse when in gear and when it is cold outside. RE: Very rough idle when stopped IP: Logged Message: "Detori, I'm on my third dakota, the rough idle just comes with age. I already removed the two T40 bolts (upper right and lower. As I said, it smooths out at higher Rs and doesnt sound like it has a chunky cam in it. The day after the pipe came off I had been driving for about 5 minutes and suddenly it started to run horribly: huge loss of power, delayed/weak response to gas pedal, trouble changing gears a couple times, whole car shakes when idle in any gear, also after coming to a stop or reving it then letting it idle the engine will start to sputter and. Steps I have taken: Sent it to the dealer for a walnut blast of the intake valves. Also inpected boot for cracks. Your engine gets dragged down a little bit and causes the rough idle. i have straight pipe and one day i just noticed this popping/airy/lopey sound coming from the pipe at idle. But, I got the clicking sound, which supposedly means it is working. Engines should run smooth and evenly when at idle, never fluctuating in rpm or dying. Get shopping advice from experts, friends and the community! also noticed their was gas leaking out of the exhaust already checked gas flows unobstructed to carburetor also checked spark plug. Sputter, rough idle, and fuel odor Since then, it has become worse, and now there is the additional symptom of a STRONG fuel odor. I took it down the road for the first time and drove it for about an hour. Remove the ISC from the TB. Still have the same rough idle and stumbling. Engine Clicking And Tapping Noises Problems of Chrysler 300 but the rough idle was still present. I recently got this jeep and have just made my way towards the engine compartment. I can here sort of a "rumbling/clicking" sound coming from the tailpipe, and can feel the vibration anywhere on the car including the steering wheel and any body panel, especially of course on the engine itself (where there is also a pronounced clicking noise). Popping, hesitation, rough running - just can't fix it!. Since I bought the car I have done the following: 1. I keep hearing this rattling sound from underneath my Jetta (2002 TDI) when I am idling. There are no obvious fuel leaks, so I am going to try simple things first, such as a new gas cap and fuel filter. Seemed like all the right things to do while I was in their with the intake manifold out of the way. Please discard PIP3146B. It would only click for 30 seconds then the noise stops and my idle smooths out. Air adjustment unit controls the path of the air in the intake manifold, allowing either a shorter or longer runner length. Categories: American Classic Cars | Muscle & Pony Cars. Lots of airplanes pop a little for a bit when pulling power off - P-51s, radials, Pitts'. I have a deluxe 28 (921035) with the polar force 250cc. Sputter, rough idle, and fuel odor Since then, it has become worse, and now there is the additional symptom of a STRONG fuel odor. i dont really notice it after i let off. It sounds like the car is struggling to breathe, and the noise is coming from inside the passenger fender I believe. Seems to be worse after it really gets warmed up. Replace 3 motor mounts (at the shop) - except the rear 2. Never had a problem till this year. Bike runs hard except for the rough idle and loud Popping. – Pᴀᴜʟsᴛᴇʀ2 ♦ Dec 13 '15 at 19:39. My other issue is at idle there is a very loud constant knock sound coming from underneath the vehicle. I have replaced both power packs, Stator and trigger, Couple of coils, any corroded wires , rebuilt carbs , Etc. i started freaking as it when on for a few weeks. 0 due to the different injection method. 0tdi ST 184 with DSG I did read somewhere about the air con system so I put the air con on and this gave a smoother idle and the clicking disappeared. I have replaced the MAF sensor and had vacuum leaks checked. Sounds like its from right side on top in the back. Of course the problem is intermittant. As a test, make sure lights are off and drive and then come to a stop. Once the idle dips, it stays at that rpm indefinately. * Oil is fine, coolant is clean * No smoke from. The "service engine soon" light in the dash is on. Replied by barneyb on topic Exhaust popping/pulsing at idle Just for the record, an engine with a burned valve will make the same noise but not irregular noise like this engine was doing. If you have found a clunking sound at the bottom of the engine, you will need to confirm it and locate the cylinder. [Archive] Rough idle on cold start ups E39 (1997 A common source of trouble causing low RPM sluggishness and accompanied by a clicking sound from the engine bay. but that holds for any big lumpy cam. The rpm at idle is oscillating at ranges of 700 to 1100 rpm. 01 CRV developed a clicking / tapping sound comming from rear passenger side. When the engine is cold it idles very loudly and the RPMs oscillate in an inconsistent pattern. It does sound a bit crazy, but it just so happens to be a fact with CVT's of this design. But mine idles smooth enough on the ground, though I avoid letting it idle continuously for plug fouling reasons. on my way into my 48 hour shift at work, truck is idling really rough, almost to the point of stalling. The car is completely stock. The idle will also surge high in the rpm and dip back down. A choke that fails to open or sticks shut during warm engine running will cause a constant misfire and rough idle. This is the first BMW we have owned, and my wife and I really enjoy driving it. Recently I've been hearing a pop sound at idle when when stopped, after I've been driving a while and the engine is at operating temperature. the popping noise would be called a front fire. I took it down the road for the first time and drove it for about an hour. I got it going again and by pumping the accelerator, I managed to limp home -- had to run a couple of stop signs, though, because it just flat would not idle at all. My car is making a popping noise while idling and at lower rpms. Any help would be greatly appreciated. I heard a popping noise in the engine and had a rough time starting. I'm not sure if that is officially called "missing" or not. i had to hold the gas pedal just to keep it from stalling. It is random but you can feel the misfire with your fingers in the exhaust stream. Cars need maintenance, there's no question about that. By theclone, February 28, 2008 in Trucks, Trailers, RV's & Toy Haulers. Replace 3 motor mounts (at the shop) - except the rear 2. as mentioned much less of an issue in warmer weather but still there. My truck is reading a misfire in cylinder 2. It has a bit of a rough idle, and actually feels like a vibration, maybe from the rear pump or coupling area, even after warmup or hours of riding. I have a rough low idle and the motor breaks up around 4000 rpms. any ideas people ?????. I'm wondering what might be causing the poor gas mileage, and the rough idle. No CEL? Rough idle is usually associated with a misfire or bad motor mounts or a dirty throttle body which is especially noticeable with the AC on as RPMs drop. The rpm gauge will jump from 0 to 2 until it dies. If it were a rocker arm, it wouldnt be a knock sound, more a loud tick, and it would be all the time no matter if in gear or park, or the rpms for it would have to be a lifter for it to go away if anything other then a idle, and Im not sure or not if you have those in that motor, and again it would be a tick, not a knock for it opens the valve. Then clean your MAF, that also could explain a rough idle. The clicking gets faster with higher rpms. RPMs hover in the 500-600 range in Drive and after shifting in N or P, its smooth. I installed new NGK wires, Denso plugs and factory cap and rotor. This would make it idle rough or fast and the popping noise could be the unburned fuel igniting in the exhaust system on the hotter than normal exhaust manifold. Having a problem with my 1990(+_) 200 Black Max, rough idle and skipping when I attempt to plane. All symptoms seem to go away when the car is shut off and restarted, but only temporary. Seemed like all the right things to do while I was in their with the intake manifold out of the way. Very rough idle with a repetitive cycle that is smooth for a couple of seconds then misses badly, occasionally stalling. Also, if you hold the rpms around 2-3k you can hear and feel the engine miss-firing. 0 and 2004 mystichrome cobra), Anyways it also makes a popping sound which my mechanic says is a LEAN MISFIRE, so i got some suggestions here and the main consensus was too replace the EGR and the TPS sensor, anyone else have any. However, now when I put the car in the 'on' position there is an endless high buzzer or beep sound from the engine and after 20 seconds or so some clicking. I have a deluxe 28 (921035) with the polar force 250cc. 0 its making a popping noise through air cleaner and plug number 2 and 4 are getting covered in fuel car does run rough but when your raise the idle it smoothes out …. The RPMs would hover a notch below 500 and when the rough idle would kick in, yo. If you watch the engine you can see it rock a little in sync with the pop sound. Since the injector is not operating correctly, the cylinder is misfiring, cause rough running and loss of power. With the engine running at idle, use the insulated plug wire pliers to remove one plug wire at a time at the spark plug location. My Engine is Shaking, and the Car Hesitates. I also got rid of the surging turbo sound I was getting. I have taken the intake tube apart cleaned the MAF, cleaned the idle air control valve, replaced the fuel filter and checked for any issues with the rubber intake tube and found none. While looking in the engine bay with the car in idle you can see the engine pretty steady but every so often you will see it shake/tremor a bit then see it go back to a pretty much steady pace, but the idle will always stay. I pulled the #3 plug that the code referenced, and the. You can also see the RPM's moving up and down (Check engine light is NOT being displayed). 5L engine and six-speed automatic transmission built before 3/5/09. Fired the truck up and it still idles rough with blinking CEL. I noticed it was running rough so I parked. Quite a bit of carbon comes out of the exhaust as well. It happens also when car is stopped at stop light. 7-7-12 Test drive start up revealed an amazing sucking noise from the intake that also had some rough idle associated with it. Plugs are new and gapped correctly,wires are new and routed correctly. My other issue is at idle there is a very loud constant knock sound coming from underneath the vehicle. I have a 2006 Ford Freestar with a 3. Yesterday noticed a clicking noise and rough idle. Popping sound coming from the intake manifold area/rough idle at start up/video at night BMW E46 330CI. truck ran fine and sounded good under load. So I don't know if this is normal. New cap and rotor appear identical and are said to fit my '98 LS. The entire truck began to shake and the engine sounded like it was on the verge of dying. The owner, who is an old lady, took it to the cadillac dealer and they supposedly did a 55 point inspection and said that the idle was something in the enging that they couldn't diagnose without tearing it apart. I have replaced the MAF sensor and had vacuum leaks checked. The noise level of the valve mechanism cannot be properly judged where the engine is below operating temperature when the hood is raise, or when the valve rocker arm covers are removed. I reset TDC and got the distributor in the right position. after i did the job the car was running fine. When a cold start is initiated it sounds like it's having a hard time trying to idle. it would also do it when i was on a decel while driving (engine under no load). I have e36 318is rough idle/popping exhaust sound. Since I bought the car I have done the following: 1. Dirty Fuel Injector Modern vehicles are fitted with fuel injection systems, which inject fuel into the cylinders to create a mix of air and fuel to burn. When the car is in gear, the rough idle starts only while completely stopped. Possibly the fuel mixture is too "rich" or has too much gas in the fuel to air ratio. I have had an irregular popping/thumping noise in the intake area for quite some time. It is not necessary to remove the TB from the car to do this, but it might help to get a few other things out of the way. Rough idle indicates either a maintenance problem or a failed part. 2004 KTM 450 SX idle problems, popping, pls help!!! It almost sounds like the fuel is not flowing when the motor was getting hot. Same issue, popping noise in engine, rough vibration on idle. I know there is a procedure on a Mack whereby you can reset the engine idle speed within a range from 500 to 750 RPM, in order to get a smoother idle. Boat engines have the same operating principles as do land vehicle engines, but having trouble with your boat engine can leave you and your family in a precarious predicament. Clicking noise at idle. By comparison to several jobs I have done, this was easily accomplished. It sounds like a flap opening and closing and not a valve lifter tick. When starting the truck, it starts by dropping rpms, and then rising, and then dropping again. Since the injector is not operating correctly, the cylinder is misfiring, cause rough running and loss of power. The sound isn't smooth like most vehicles. Popping/Rough Idling Y-block 292 Okay so my 292 has always had an inconsistent misfire (I think) at idle, and it runs kinda rough. Now it has a rough idle all the time and is becoming a safety hazard while at stop lights and in traffic. If you watch the engine you can see it rock a little in sync with the pop sound. Today I went down to do some troubleshooting and the engine starts right up but does run rough and I can hear a ticking/clicking noise from front of engine (towards the transom in the V-drive). I'm guessing the torque converter or transmission. i dont really notice it after i let off. Nathan's BMW Workshop 179,688 views. This would make it idle rough or fast and the popping noise could be the unburned fuel igniting in the exhaust system on the hotter than normal exhaust manifold. Sorry to hear that you are having problems with your citigo. Rough Idle when heater is on If this is your first visit, be sure to check out the FAQ by clicking the link above. 4L dies at idle: How to replace the Idle Air Control Valve. However it also makes a fairly loud clicking/clacking noise from under hood, and idles bouncy when it comes down from the initial high idle. If your symptoms sound a lot like mine, especially the part about picking a slightly different idle speed every time, your ISC might still be at fault. When the car is in gear, the rough idle starts only while completely stopped. Just found out today when I accelerate say to about 30km/h to 40km/h, I hear some clicking noise from the front. It sounds like a flap opening and closing and not a valve lifter tick. Wasn't too happy with the end result it still was idling rough, just not as rough. My Engine is Shaking, and the Car Hesitates. I keep hearing this rattling sound from underneath my Jetta (2002 TDI) when I am idling. Since the injector is not operating correctly, the cylinder is misfiring, cause rough running and loss of power. – Pᴀᴜʟsᴛᴇʀ2 ♦ Dec 13 '15 at 19:39. The hesitation is accompianed by a vibration. It sounds like the car is struggling to breathe, and the noise is coming from inside the passenger fender I believe. When I got back in town, I took it to the dealer and they replaced the EGR and EBPS no more white smoke. I swapped the coil from 2 with 4 and #2 still read misfire. any ideas people ?????. With the engine running at idle, use the insulated plug wire pliers to remove one plug wire at a time at the spark plug location. The problem: When started from cold the engine idles fine for about 2 minutes. Last night I drove it over to the dealership that I purchased it from, and left it to get it checked up. now im getting at idle a slight popping noise that i can hear at the end of the tailpipe. Actually if I compare it to my uncles 24v, it is rough all the time. Cleaned-up and reinstalled old cap & rotor but engine still does not fire. if it leaks the idle with change when water enters the system. Before the engine gets too hot, put your hand on it. Other than this everything seems to be running very smoothly. The tach needle also is not stable, it will jump up and down a little. Rough Idle when heater is on If this is your first visit, be sure to check out the FAQ by clicking the link above. This will cost you $100 or less, your car will receive a tune up making it run more efficiently, and if the sound ceases afterwards, you have saved yourself time and money by fixing the problem. Sometimes it has a really rough idle. When this condition occurred I replace the valve cover gasket which was is very bad shape and leaking. 2004 KTM 450 SX idle problems, popping, pls help!!! It almost sounds like the fuel is not flowing when the motor was getting hot. 146,000 miles. I have a steady -15inHg at idle measured at the back of the plenum - is this in the normal range?. I swapped the coil from 2 with 4 and #2 still read misfire. It then drops to 600 and its steady. make a small popping noise when i sprayed it on the gasket at cylinder 3 (the cylinder that I replace the. Also, if you hold the rpms around 2-3k you can hear and feel the engine miss-firing. Lower the vehicle from the stands. When I am at an idle, I am experiencing an intermittent rough idle/shaking issue. 3L Power Stroke Diesel - Clicking sound, white smoke and rough idle - So im having my injectors tested today at the dealer, im assuming that they are the problem or part of it. You may have to register before you can post: click the register link above to proceed. Ever hear of an injector getting loud? thanks for any thoughts or ideas. I can only notice it when its in gear and i am at a stop. This is very expensive!. [Tip from Anonymous Source] I have a 1987 model 780 with about 115K miles. Ive owned this vehicle for 2. Hello all! My name is Bryan and I am new to the site. Just had a question, recently purchased a used 2007 4Runner Sr5 (v6 73k miles) and there's now a clicking sound at idle. com ® is an online automotive complaint resource that uses graphs to show automotive defect patterns, based on complaint data submitted by visitors to the. It has a rough idle and when I get on the gas to just accelerate (the harder i get on the gas the louder the pop) i get this popping sound coming from my intake. As for a clicking, make sure nothing is near your fans. Evo X - using A/C= Rough Idle & Clicking sound from engine bay Hi guys, don't often use the A/C in my Evo X since everytime I do the idle gets a bit rough and occasionally drops every 30-45 seconds, not a problem when cruising at speed, but annoying when driving very slow, since it jolts etc. 7 that has developed a rough idle with P1411 code. Please discard PIP3146B. 2005 Ford F150 4. The sound is just one pop at a time, sometimes it’ll take a while to happen, it’s not a continual knock. We've tried adjusting the float tab a little higher and lower than the stock position, with little effect. The engine runs after the ignition switch is turned off. Poor/Surging Idle: Idle Speed Control Motor. After ten seconds or so, it dies out and emits a big hiss (sounds like someone is sighing, but worse). Subject: Vibration at idle (only when in gear) Tue Jan 04, 2011 2:19 pm I've got my car purring nicely at idle when in park or neutral, but I noticed when I'm at a traffic light or somewhere when I'm in gear and idling, I notice a bit more vibration. It seems my situation is unique with the "woomp woomp" sound and it only occurring after vehicle reaches operating temperature and only during idle. Can the Injectors make noise when they start to go? Thats is what is making me worried. The noise also only appears when it is warmed (engine running for about 3 - 5 minutes after cold start). Knowing that the 13Y models had some issues with gaskets, I took the car to the dealership. Never had a problem till this year. The 60 has been running a little rough and wanted to get your opinions on where to start. Quite a bit of carbon comes out of the exhaust as well. I let it run for about two minutes and the sound never went away completely but did get quieter. It has good power and does start right up. Runs fine with a bit of throttle or at higher rpm in a load, but under no load at light throttle, is I'd very choppy, almost missing, and honestly don't idle really smooth. This is a combination of a 3 pot engine noise and the use of plastics for the engine manifolds - its a characteristic and nothing for concern. Recently I began to notice a different sound at certain times. It doesn't seem like it is affecting anything cause it drives fine and revs really fast. A common source of trouble causing low RPM sluggishness and accompanied by a clicking sound from the engine bay. replaced fuel pump,fuel filter,plugs and wires no i - Saturn SL question. This article is based on the 1971 Buick Shop Manual, but should be similar for all Buick V-8 hydraulic lifters. We had a LP forklift that did the same thing as your describing. Sorry to hear that you are having problems with your citigo. com ® CarComplaints. It's perhaps like the tell-tale sign of a burnt valve, but the engine and power seem to be pretty good. I swapped the coil from 2 with 4 and #2 still read misfire. Thread The crackling sound when you're on. had plenty of power. The exhaust has a ""phut**phut** sound on warm idle. Any help would be greatly appreciated. Popping sound coming from the intake manifold area/rough idle at start up/video at night BMW E46 330CI. Dash board vibrates with low frequency when car is in idle and shift is in P,R,N,D foot on brake. I have an Altima 98 with 68K miles on it, I was on the highway and everything was running smooth, then out of nothing the SES pop out and lots of smoke came out from the muffler whit an intense smell of unburned gasoline, extremely rough idle and great loss of power and obscence bad millage and the car won't go any faster than 40 miles per hour; I managed to reach the city. Symptom: The engine knocks or ticks at idle. A ticking noise around. I am having a problem of rough low idle on cold starts on my '86 NA 944 and suspected the idle control valve and was about to replace it. At first I thought my truck backfired. Sputter, rough idle, and fuel odor Since then, it has become worse, and now there is the additional symptom of a STRONG fuel odor. Just had plugs changed 3month ago because it was doing the same thing. General Tech - Rough Idle/popping noise in carb - Hey all,my last post I could not get my 93 Chevy van started,well I messed with the timing a bit and got it started. Once it did it idled so rough ( tack read 600 to 1100 rpms). Engine knocks during idle? In the past week, my engine has developed a knocking sound while idling. Rough idling can be cause by a couple of things, vacuum leak somewhere in the intake, a dirty throttle body. I noticed it was running rough so I parked. not saying its a cure cause your truck should have 3 and mine had 1. Doesn't sound like motor mounts though and can't be the TB if you cleaned it. 6L with variable cam timing are well known for having a cold tick. It runs very rough. Anyone ever seen a 2015 xp1k car run rough at part throttle and at lower rpm. What I have found with a lot of sudying and testing is this: The idle control valve on my car ('86 na) has 3 posts. 8 is known for the intake manifold going bad. Tapped the choke plate to open it by a tiny fraction, idle smoothed out and vacuum returned to 20psi. BMW E36-E34 M50-M52 Loss of Power, Surging Idle, Whistling Noise - 323i, 325i, 328i, M3, 525i now about the loud whistling noise coming from my intake. Clicking Sound After Battery Reset, Initial Turbo Issue 1996 Grand Cherokee Rough Idle and poor MPG. This message can be closed by clicking the X in the top right corner. Today I started it up after a week of just sitting and I'm greeted with rough idle and then a flashing check engine light (which eventually turned to solid). i have a 87 325e that i put a new headgasket due to when i purchased needed. I swapped the coil from 2 with 4 and #2 still read misfire. As a test, make sure lights are off and drive and then come to a stop. You may notice a general lack of power. The EGR doesn't just open on its own, so don't see how an EGR could cause excessive flow on its own. 2000 Rodeo - Knocking, Rough idle, misfires, surging. Cars need maintenance, there's no question about that. Ford F150 5. Diagnosing rough idle no noise in idle, stable revs with warm engine. I have had a popping noise from the exhaust at idle for a while which is kind of annoying and am currently chasing down vacuum leaks. Listen for any change in the clunking noise. Mine isn't really rough, but there might be a difference between the 1. If it is making a noise you should be able to feel it. The car started up with ease but idle was very rough and there was a loud, inconsistent clicking noise under the hood behind the drivers side headlight, I assume the 2 situations are related? If so, what's the solution? I found lots of rough idle posts but nothing that also discussed the clicking noise. I have had another big problem with my Kia for almost a week now. If it were a rocker arm, it wouldnt be a knock sound, more a loud tick, and it would be all the time no matter if in gear or park, or the rpms for it would have to be a lifter for it to go away if. The car was running okay, but after C & R installation the car did not start--it did not fire on any cylinder. Got it new Dec. i open the hood and it sounds normal there, but i go to the rear of the truck at the exhaust and it sounds like its missing or surging. Curing Rough Idle.