Fiat 500 misfire at idle. ECU: Magneti Marelli IAW 5SF.

Fiat 500 misfire at idle Number one is a random misfire/intermittent misfire on cylinder 2 CEL that will occasionally start flashing if I cruise down the freeway but does not effect driveability. Bought it private and a day after having it, the engine light came on. Some cold starts it'll misfire and a restart will fix it. Initially MES said air seepage so i changed the inlet manifold and that made a massive difference to rough running. Was told that the buyers mechanic put a camshaft in it & got it back running & that the multiair unit supposedly had a bad valve on number 2 cylinder. The engine will not run smooth when idling, 2005 PANDA - Rough idle/misfire Help. Fiat 500 USA Forum is an independent General Misfire at idle but not under load. worked immediately . Once up to speed, the engine no longer misfires. Codes were first a cylinder 1 misfire. 2 Pop 2012 Starts runs and drives well but when hot, idles badly, Revs drop and rebound alternately gradually getting worse until it stalls. Generally, a misfire is a situation whereby one or more cylinders do not produce power due to some reasons. the whole car shakes and on inspection the engine is rocking forwards and backwards quite a lot on the mounts. until lately it started to have cold start problem . I have had two fail exactly like this. I have posted this on another Fiat 500 forum, but it hasn't received much attention and I am hoping there is someone here that can help. Warm engine runs fine, dealership diagnosed problem and ordered replacement Fiat 500 USA Forum is an independent Fiat enthusiasts' site and is in no way connected to Fiat Chrysler Automobiles Update, I put in stock fiat 500 abarth ignition coils and replaced spark plug number 4 and It fixed two issues! The hesitation at 5k rpm is gone (Going to update John about it tomorrow) and the misfire at idle disappeared! I didn't think ignition coils would be an issue on the spider but they are. Only happens out of eco mode. If scan tool capable, also checking misfire data to see if a particular cylinder is acting up. I've been getting an intermittent cylinder 2 misfire code upon start-up (56K miles, rough idle, almost choppy sounding sometimes, doesn't The check engine light came on in November, with barely noticeable misfire while idling, and error code P0301. Full Forum Listing. Go. There are NO OBDII codes. grigio, lowered, Sparco asetto gara red When a single fuel injector fails in your Fiat 500, the engine may misfire and cause a noticeable decrease in performance. 17600 mi: More dying at idle, misfiring, and check Walla, she started. com Barring the codes the symptoms are slightly lumpy idle and a faint surge at part throttle Sounds like you did it all correctly in the past a belt change done incorrectly typically flags a misfire . After we did the compression test on all the cylinders. Misfiring Engine. 12 videos in total on that one car. I replaced all 4 spark plugs with NGK iridium and swapped in a When the engine is up to temperature and the issue only occurs at idle revs . This comment is automatically added to every successful post. 2 8V POP 2015. 2 lounge 2013 engine management light. Violent engine idle (almost like a cylinder isn't hitting), check engine light are you in a cold climate? pretty common for these cars to get the flashing CEL for misfire on cold start. 2 that has been playing up. Changed many things (oxygen and temperature sensor, air filter, voltage regulator, Join our community to talk about all things Fiat 500 related. 2 vvc engine, plugs changed, coil/leads changed, air filter changed. Misfire at Idle. My name is Alessandro and i live in sweden, my english is a little bit bad but i hope you can understand me . I've had cambelt done and changed spark plugs. The other code for the idle air speed is usually caused by the misfire as well or a vacuum leak in the 2013 fiat 500 pop- misfire cylinder 2. 3L 120 multijet, a few months ago I noticed what I assume is a misfire whilst at idle (sounds like a hiccup) whilst idling and during the misfire the rev counter doesn’t change or move. It’s unlikely Are you sure the new coil is okay, was the misfire originally on cylinders 1 and 4 , Fuel pump is quite a common failure and is often worse in hot weather. I have replaced the spark plugs, ignition coils, PCV O-ring, PCV Upgrade your FIAT 500's handling and rigidity with My sister has a ‘13 Pop that has 79K on the clock and she started experiencing a rough idle upon start up and throughout P0303 misfire intermittent when cold. When an ignition coil start to fail or has failed in your 500X, it will cause the engine to misfire and the check engine light may illuminate in the instrument cluster. Join our community to talk about all things Fiat 500 related. If was overheating wouldn't it be an issue driving at 50mph. Another indication of bad ignition coils in Fiat 500X is rough idle. When performing diagnostic check hi all we have 2014 twinair 105 has about 38k on the clock; its just recently started shaking at idle. 3 days after started to have the same misfire and bad cold If it’s not a vacuum leak check the cam (last year i had a misfire at idle and the cam tore itself a new high lateral load, tunes, mods) the car might be starving itself of oil where a car like the 500 abarth wouldn’t. A quick google image I have had my 500 for 9 months and in all that time it has had the "classic" idle misfire/stumble that manifests itself by excessive vibrations felt through the seat and can be Fitting Iridium plugs would have been my first suggestion; the second would be to check the coil packs (there have been some issues reported here; several early cars had them So my 500 has an intermittent misfire. There are also non-ignition-related circumstances that can cause your Fiat 500 to misfire. Cylinder one is typically the closest to the front of the engine. I currently have 45K miles on the car, changed the spark plugs at 30K Check out our discussions on the Fiat 500, Abarth, 595, engine specs, MPG’s and more! Show I've got a lumpy tickover. My 2013 Fiat 500 started shaking at idle and when we did the diagnostic test the P0301 code came up (misfire in cylinder 1). Any clues at to what it may be to look for. I hope you all enjoy, like, share, comment and Greetings to the group! My wife's 2012 500 Sport with 96,000 miles came down with a idle miss and MIL the other day. 000rpm and back to idle. otherwise it seems to drive ok; ive had a Thank you all for tuning in to Super Mario Diagnostics! Today we are diagnosing a misfire on a 2012 Fiat 500. General Fiat 500 1. Edit: it's 3 weeks later and I haven't had any more misfires at idle. (Video Link) 02-11-2019, 09:54 AM ***Video link below!!!*** After some "ugly" starts and rough idle in the morning, I got the CEL. the oil is resonabaly new, etc etc Upgrade your FIAT 500's handling and rigidity with our sleek Carbon Fiber even at idle. Just jerks all over when you lay hard past 2,000RPM. The rough juddering idle is still there and seems to be getting worse. Issue only seems when idle for 30 secs or so and engine is warm. The car had a service with cambelt/water pump before we collected it and was running perfectly when we left the dealer. . Check out our discussions on the Fiat 500, Abarth, 595, engine specs, MPG’s and more! I recently had an ignition coil on cylinder 1 replaced due to a misfire code which makes me think it might be the 10-20 seconds of rough idle / misfires. The internet's #1 online community and oracle for all things FIAT since 2002 - if we don't have the answer, no-one does! Ask questions in the forums, and the similar tech in the 500 Twin-Air does give misfire problems when the variable valve operation starts going AWOL. The problem Mine has developed a tendency to 'misfire' at part throttle under load, you usually stop and idle and this usually gives the valve time to catch Yeah the egr on the 1. by Check out our discussions on the Fiat 500, Abarth, 595, engine specs, MPG’s and more! Show Less . Fiat 500 General Discussion Forum Fiat 500e - First Gen (2013-19) Fiat 500 Slight misfire at idle with full tank. i changed the Plugs with IR NGK . manwithtool New member. You’ll He didn't say, but he did think unlikely to be a mechanical issue due to only 30k miles and only just turned 4 years. It drives fine and the lumpyness is less when the engine is warm. However the rough idle remained. Anything above 1,000 RPM and it smoothed out. Just Fiat doing Fiat things I guess 🤷‍♂️ My Abarth just started misfiring at idle today. Euro 5, And it's had some time out of the Fiat mechanic community so no guarantee what oil it has had. Car runs rough & has trouble accelerating when Fiat 500 and Punto engine management ECU malfunctions are common causes of power loss and intermittent to permanent misfire. it's a 1. My first measure of action was to replace the spark plugs, and which I did on all four cylinders. If it's bad enough to cause your 2012 500 Abarth Misfire, No Engine Code . 9 times out 10 misfire in hot weather would be the coil pack. Sometimes setting off quickly from cold start up leads to bogging down, slight misfire and blue smoke which disappears after 10-20 seconds. I'd point to plugs or coils otherwise. Car starts and runs ok but when accelerating away cold it misfires, the harder the acceleration the worse the misfire. My daughter has a 2010 fiat 500 1. pulling away is awful, chnging gear, when revs drop then come back up. Fiat "500" Stainless door sills by Mopar. It pops and gurgles (not like So I've been having a few issues with my Abarth lately. Fiat 500 USA Forum is an independent Fiat enthusiasts' site and is in no way connected to Fiat Chrysler Automobiles N. The car was a repo & was purchased at auction not running. 2013 Fiat 500 E. Engine misfires. P0301 is a cylinder-specific misfire code, meaning it’s only the first cylinder that has a misfire. This is because the affected cylinder is not receiving the appropriate amount of fuel, which can lead to issues such as vibration at idle, roughness in acceleration, and poor overall performance. Via. If a motor mount is causing the Hi, my 2012 500 Sport, manual transmission, 232520 miles is giving a P0301 code. @atimechanicContact, szivotoroktisztitas@gmail. KMJ; Apr 14, 2024; Replies 3 Views 1K. We then replaced the pcv valve and it shook less but the same code shows up. ESC light comes on a brief moment after the car is started. otherwise I can accelerate to 3,500 without engaging boost and it runs great To anyone who may come up against this misfire issue, it was a simple fix in Hi dont know the values but my car had a misfire i could hear in the exhaust too,kinda like a stumbling ! the idle speed felt to low ,and the low speed running was lumpy! you could feel the rough running as a shudder through the base of the seat ! changing the injector rail cured it but i suspect it was only one of the actual injectors that was faulty! The injector will fail to atomize fuel properly in a cylinder and when this occurs that cylinder will misfire. The TA/MA systems rely on solenoids to fill oil chambers that affect the effective valve length, and therefore the valve timing. 4 16v 6 speed manual 2007 57 plate and have a misfire at idle and revs to about 5k i have fault code p0016 camshaft problem i have changed the ECU/ lock Help please for a newbie. I have plugged it it and found a misfire of No2. On the drive home from collecting the P0302 in the Fiat 500 is a common OBD II trouble code. Compression chrisb7777 Inline for a good time! Joined Dec 13, 2010 Messages 280 Points 69 Location Cornwall. Sep 21, 2015 #12 i have a fiat grande punto 1. Next Last. My 2005 panda 1. It sounds and runs awful. There is no tap at idle or when revved in park/neutral. The fault that Hi Our 2012 Panda Twinair has developed the exact same problem. Well this totally sorted the misfire and 2 weeks later of regular use it's still running like a dream! It may not be the only solution but worked for me. 9 TwinAir Turbo Year: 2011 Model code: Type 312 Engine code: 312A2. Misfire only affects idle - it's fine on the gas. An engine misfire at idle can be an aftermath of an incorrect air-fuel mixture, faulty oxygen sensor, vacuum leaks or a faulty catalytic converter. Engine misfire for Fiat 500 is caused by a faulty engine management ECU, this will also cause limp mode and flashing EML. Also, see repair breakdown by problem area and cost Still dying. Recently when i start my Fiat 500X and when its cold outside "under -10C" the idle on the car is a little bit high and the engine sounds is very high and rough. Seemed to happen when the car is Hello, I have a 2013 fiat 500, 38000 miles I’ve noticed the front of my car shakes when idle but will stop when I put my foot down on the clutch? It’s going into the garage on Friday but any ideas of what this could be in the meantime? Thank you for posting to AskMechanics, throwaway4398034985! If you are asking a question please make sure to include any relevant information along with the Year, Make, Model, Mileage, Engine size, and Transmission Type (Automatic or Manual) of your car. hi newbie here so would like to say a quick hello,I have recently bought a 2013 fiat 500 twin air s which is misfiring under load and had a lumpy idle from cold,it has covered 45k and I fear it's services have been neglected as only 1 stamp in the service book and the oil level was very high when checked, which since has been drained and filled with the correct oil and I own a 2013 fiat 500 abarth ive been having some weird issues i cant seem to solve lately. tiaf 005 New Re: Re: Re: Re: Misfire at idle Brava 1. Charlie . Shortly Hey all . Even had it to the Fiat garage and they did nothing apart from put it through the diagnostics and then told me theres nothing wrong. (Sold, we My girlfriend has a Ford KA mk2 which I believe is really a Fiat 500. ECU: Magneti Marelli IAW 5SF. M. Now it’s doing it again but at a full tank. Spark Plug Wires – While not every model and engine combination of vehicles today comes with spark plug wires (a lot are now coil-on plug), if your 500 happens to have plug wires, they can go bad and cause a rough idle. (FCA) and any of its subsidiaries The use of all names, Your 500 will run rougher at any RPM, but a misfire will be most pronounced at idle. Here's what I did -Swapped the coilpacks hoping to switch misfire to Hi all, I'm looking at a 2013 500 for a friend of a friend, a 1. Since the cold weather has set in, I have been receiving terrible cold starts – misfiring, idle all over the place and eventual Having an issue with the 2013 Fiat 500 Abarth. I have bought my daughter her first car, a Fiat 500. A. 2013 Fiat 500 Sport AT, Xpel Ultimate Clear Bra, 3M Crystalline Window Tint, Black top stripes, Black "500" (wide) side stripes. Repair seemed successful for a week or two. Fuel injector replaced. 4 It was impossible to tell were the water was coming from. OP. Restarted a few times and ended misfire. It's been to two garages, one replaced plugs the second replaced the Engine misfires from cold (improves when warm or above idle speed) Engine management light illuminated; Engine rattle evident during cold start (improves when warm) On the screenshot below, we have the initial cold I also have a poor idle and going nuts. the car is a 1. I have a 2012 500 NA that I purchased this fall with 82K. A few things can cause an engine to misfire. I limp it home but it is un-driveable. 3 is burried at the back of the engine and on the 500 and panda can't only be accesedt from underneath and the mounting bolt can only really be found by touch . Plug_in diagnostic says cylinder 1 misfire. I recently changed all the evap stuff for this exact issue, however that was not at a full tank. Surely someone has had this problem fixed as it doesn't Earth strap first to check , then hatch wiring, after that might be worth putting replacement injectors on those cylinders ! i had a rough and lumpy tickover and tried all the electrical stuff first- but it was the injectors that cured it! FIAT 500 RUNS ROUGH WHEN WARM, OR DIES WHEN HOT WARMIf you have Fiat 500 or Fiat 500 Abarth and it runs rough when it is warm or hot or misfires when it is w I’ve had masses of problems with rough idle all documented on my Love 500 YouTube channel under Loopy Harold. So in my 61 plate 2. Have switched plugs and coils around between cylinders and still shows up as nr. Haven’t been able to stick an OBD scanner on the car as it happens once in a while. See real-world 2012 Fiat 500 engine problems and repair histories as reported by other 2012 Fiat 500 owners. Very limited in detail at the moment, until it happens again! During start up the VVT is in a locked position, thus causing the system to over-fuel to heat-up quicker and reduce emissions. I have had my 500 for 9 months and in all that time it has had the "classic" idle misfire/stumble that manifests itself by excessive vibrations felt through the seat and can be seen by the air filter box vibrating back and Technical Fiat 500 1. Is will be going back to the garage but I notice it seems to be a regular problem among owners. Arrived home running on 3cylinders, scanned the ECU & I have the dreaded p0301 code. Other times it'll misfire and then a restart will fix The reason your Fiat 500 shakes at idle but smooths out when accelerating is that the engine is spinning faster, which smooths out any misfires. When scanned, 16 codes are being thrown, but when the OP is talking 1242cc FIAT 500 , only in 8 Valve spec. The car is entirely fine with anything less than a full tank, I only pump until it clicks off. no MIL, no codes, not even history codes. 2L, Pop, 2016. Joined Sep 25, 2021 Messages 15 Points 3. A power balance could help confirm that. That would include a lack of fuel pressure, bad fuel injectors, or even a When a spark plug is misfiring, it is often most pronounced at idle speed. Apr 13, 2021 #1 Hello all, Hope somebody can assist with a real brain ache. I've noticed a few extra pops and bangs than normal while driving sometimes. I recently picked up a 2012 500 Sport auto w/ 78k miles. Changed the plugs, leads and coil pack but it got worse - misfire on No2 and 3. After this it was quite consistent with its misfiring and would be doing it every time we started the car P0301 and P0136 which are misfire and O2 sensor bank 1 sensor 2 (post-cat). It won’t start this behavior right away. Or Google “Fiat 500 ECU misfire” instead, because this is the last part that could become defective. So my 500 has an intermittent misfire. 1 cylinder misfire. On “V” configuration engines, it’ll usually be the first cylinder on the head closest to the front of the engine. More often than not, it’s going to be the spark plugs or coil packs that are the culprit. OP . I only ever seen "Il Viaggiatore", The Traveler. Talked to Fiat service department about warranty but it 2012 Fiat 500 S that has a misfire around idle. Manufacturer: Fiat Model: 500 0. Both in a Panda and also in an Alto Seeing as this has already been changed. sea foam ran through it. V. Rosielp New member. The internet's #1 online community and oracle for all things FIAT since 2002 - if we don't have the answer, no-one does! Ask questions in the forums, 1. BlueTooth music streaming. 2 engine misfire when over 50 mph 1; 2; Next. Found missing electrode on spark plug on cylinder Hi Friends. K. Dying at idle, misfire and check engine light. Now I am at the P0302 cylinder 2 misfire. He's a good experienced mechanic I've known for many years so think he would spot what you mention. ralphnz New member. 2 almost two weeks ago and have had a couple of limp mode issues, the first one on the drive home. If you know whether rich or lean, which cylinder(s), you can begin to narrow the paths of potential backfire causes. Also Hello all I have a 500 twinair 85 in my care at the moment with a rough running issue. It's also sometimes taking two turns of Fiat 500, 1. I don't believe it is internal engine noise. Hi there, just purchased a 2008 fiat 500 diesel, on the test drive things went well, it wasn't until I had parted with the cash did things go wrong, car felt like it was running ok but I noticed allot of white or grey smoke from the back of the car, but it didn't seem to be connected with the level of rpm I was doing, after a few mins it cleared with none more on my 130 mile Technical Rough idle/misfire? Thread starter Ducatomick1988; Start date Mar 11, 2022; Tags (SCV) in Fiat-speak is the "Fuel Flow Rate Regulator", a solenoid valve under the control of the ECU which adjusts the I pull over and plug in my CODE reader and there are no codes, but a pending P0301 "Cylinder 1 Misfire Detected". The engine is a petrol 1. 1 of 2 Go to page. The story so far: The owner says it's running terrible and can smell petrol in the cabin. I guess I pushed it a bit too hard. Other times it'll misfire and then a restart will fix The car has never left me stranded & love it all the more for it! -But Merging onto the highway, I heard a backfire and the car started to misfire badly. In park, the idle is not great, but when it is put into gear it Fiat 500 USA Forum is an independent Fiat enthusiasts' site and is in no way 2013 Fiat 500 Sport AT, Xpel Ultimate Clear Bra, 3M Crystalline Window Tint, Black top stripes, Black "500" (wide) side stripes. So my Abarth recently starting having a rough idle. Pulled coil packs and plugs. CEL code P0304 pops up due to a misfire in cylinder 4. This one has me baffled entirely. i bought a 2013 fiat 500 for my wife . Ok, so here we are: ECU trouble in Have just bought a Fiat 500 for my wife and it has a very bad misfire. I'm not sure that it was doing this before or not as I had only driven it to the paint shop and back. Here are the most common issues that cause your 500 to jerk when accelerating: 1. My sister has a ‘13 Pop that has 79K on the clock and she started experiencing a rough idle upon start up and throughout the duration of the engine. 2l and is 2013. White smoke comes out the exhaust intermittently. It only happens when hot. Went with the the EC intake, EC intercooler, replaced the boost solenoid, wastegate actuator, diverter valve, new plugs and coils, and flashed it to "Phase 2" pretty much the standard fare of bolt-ons. (Even though the car spluttered along the road as I drove it away). So in my case when I had a misfire it occurred with a cold engine and the actuator on cyl 1 was Getting some HEAVY misfiring, bucks while driving, feels like it'll die at idle sometimes. i have a '15 ypsilon, and for my troubles, it has a intermittent misife on idle. 000 Transmission: Manual (5-speed) Mileage: 16,755 miles Free revving the engine would allow the engine to run smoothly and on return to idle the misfire had improved. It dips down to 550 - 600 rpm but never stalls. I have done the following: New Airbox breather hoses New Airbox to Throttle Body Seal New Air Filter New Spark Plugs New hi. Joined Jul 18, 2008 Messages 124 Points 35. Ple Like I said the stumble/ misfire, whatever it is happens on idle only. Fiat 500 misfiring . All following an oil change and a Multiair 'oil change' reset on Multiecuscan. The slight misfire on startup got worse over the course of the past few months, Recently bought a 2013 500c Abarth with 75k miles (My "fun car" to mess with and tune on the side). by GrigioCenre. I changed everything! Here’s a list. I scanned it and was getting a random misfire on cylinder #2, possibly and coil pack secondary failure. I can't find any more cracked breather pipes or anything, and Fiat have been completely useless, not replying to my emails or phone calls (I have rung the dealer I bought it from and that has serviced it etc 3 or 4 times now and sent a few emails). A misfire is the most common reason your Fiat 500 jerks while accelerating. Seems to only start misfiring during heavy rain, and then followed by a Christmas tree of lights. This spring, I got the cylinder 1 misfire code one day, so I took Fiat 500 USA Forum is an independent Fiat enthusiasts' site and is in no way connected to Fiat i had a code come up for #3 misfire, i changed coil packs, and engine light come back on an hour later , rescan same code, plugs are about a year old, thoughts? next weekend i’m changing plugs, i can say from the knock sensor , the o2 sensors , and coil packs i changed this weekend i can tell it is running better, feels stronger then it did, but i can feel this misfire Hi there, We picked up a 2017 500S 1. Engine ESC Light + Misfire 3+4. See Pic 1 Now, from a cold start (takes about 6+ hours from parking up this summer), the engine runs very rough and if allowed to idle, a misfire will develop that Multiecuscan identifies as from cylinder 2. Hello All, I have a 2016 Fiat 500 with 35K mileshave been getting check engine light only at idlea misfire on cylinder 2. When i was pulling the plug This one has me baffled entirely. Joined Apr 10, 2021 Messages 5 Points 2. This disappeared the next time I started the van so I forgot about it, but it’s starting to happen more and more. We replaced all spark plugs and oil and it still shakes. particularly when pulling away and had a rough idle. 2013 500c Abarth, 80k miles. I replaced #2 COP and still had the misfire only at idle. Sep 25, 2021 #1 Hi, (3 times if I remember correctly) from idle to 5. Rough idle and low power. A. Seems to idle stable, when the dash lights haven’t come on yet. Explore Our Forums. Apr 15, 2024. This leads to slower acceleration or brief loss of power in the engine. I assume that was due to the misfire shaking along with possibly worn motor mounts. 2017 FIAT 124 Spider Classica. Did compression test and cylinder is 100psi compared to 210psi on the other three. Check out our discussions on the Fiat So, check the compression if you’re still haven’t found the problem. 2 won’t idle and replaced everything R. Do you have the denso iridium plugs that everyone says not to buy? Fiat 500 USA Forum is an independent Fiat enthusiasts' site and is in no way connected to Fiat Chrysler Automobiles N. 2017 Abarth, developed cold start shudder, check engine indicates 3rd cylinder misfire. Dear All Recently my Fiat 500 TA seems to misfire when I put my foot down, whilst coming onto a motorway for example, and my dealer has had it now 5 times for the same reason and they can't seem to work out what's wrong. P0302 is a real drivability concern and should be dealt with right away. You come to an Technical Fiat 500 1. This is because when your car’s engine turns slower, it is easier to detect. 2 pop from what I can gather. 2 eleganza auto is rough at idle. been working super fine . It indicates that your car’s second cylinder has a misfire. I've been looking on this forum at previous threads about the rough running from cold start which seems to be a common problem. Professional petrol and diesel intake system cleaning. This site uses cookies to offer you a better browsing experience, by continuing to browse you agree to the use of Then one random morning it happens again. lglr wbgnsq smfsak puz zlnz baeqw gskcoxw omkfk untp ulbc