Lpg misfire at low revs. The same effect have disconnected spark plugs.

Lpg misfire at low revs Jul 25, 2016 · HIS: ex-1998 156 2. In the following we’ll explain how to recognize this problem and how to fix it. The misfire sensation goes away at higher revs. It causes excessive wear and overheating of the engine, and leads to scuffing of the surfaces of pistons and cylinders. It does not occur on petrol. 7 to 13. It feels like an electrical miss, but it occurs more when the engine is cold. It has been modified to run duel fuel. If I accelerate hard, it revs out fine with the misfire gone. Jul 6, 2023 · Hi everyone, my B5 1. Following day popped out everything started fine then had a flashing EML and a low rev misfire on lpg. 8 Graphite in Magnum Grey on LPG ¦ Garage entry Haynes manuals at Amazon: If you gradually accelerate the car or you rev the engine high before the gears engage, the misfire doesn't seem to happen. 6 lpg hesitates from low revs - RAC Forum Jul 10, 2009 · I'm about to buy a 9-3 for £650. Could it be Swingarm/shaft position related causing a loading issue that effects. No overheat problems Misfire on Cylinder 2 - All the time till revs reach 3,100 revs then stops misfiring. Mar 13, 2020 · An engine misfire is a malfunction, during which one or more of its cylinders are not working. Re: Misfire, mostly low revs? Post by chris_p » Sun May 26, 2013 6:07 pm Thanks for the replies guys, I've said it before and ill say it again, this forum is a great community, especially when it comes to helping out others! Jul 6, 2023 · Hi everyone, my B5 1. Nov 23, 2019 · Running problems with Ford vehicles fitted with LPG can be tricky, especially for those who don’t do a lot of work on LPG vehicles. No engine warning lights or anything came on when this happened. Dec 19, 2016 · low misfire power revs Help Support Ducati Forum: T. Switched it off and ran on petrol had the same symptom, gave it some beans and settled around 60 mph ran fine, few minutes passed I turned on the gas and again got a misfire. Problem still same. com Oct 27, 2024 · This manual is designed as a support document for trained technicians in the maintenance and diagnostic procedures of the 488LPI™ propane autogas engine and fuel system provided by Hexagon Agility ®. More generally, if the revs drop too low when changing gears (and on occasion, just letting them drop low while driving), the misfire occurs One important thing to note: my spouse just learned how to drive a stick-shift Nov 15, 2012 · I have checked, Coil - OK. Jan 10, 2025 · so the coils are new and the spark plugs are new, but lately its developed an erratic misfire at low revs basically on idle its rough as a dog, and up to 1800-2000rpm itll misfire about 4-8 times a second but it i floor it/rev it heaps/both, it runs fine? Jul 18, 2012 · Had it a week it has a low revs misfire tends to happen about 1500rpm. tteitei. Leads - OK. Compression - from 12. Idles fine, pulls fine above 1500 revs and motors nicely at speed. (LPG-Petrol) It starts and runs fine except for a misfire that appears at around 2000 to 2400 RPM. 2. It is fine on tickover and does zafira 1. I changed the spark plugs with original ones but the fault remains. Plugs - Good Spark. 2004. Against that, I tested petrol injectors by disconnecting them while engine was idling. This miss is at low revs when using the torque of the motor. Have had the various bits replaced (plugs coils etc) but stiil same. Aug 26, 2008 · Firstly i was in traffic the other night, instead of 1st gear in the traffic jam, i hooked second for a smoother ride. Checked and Changed leads, plugs, coils (wasted spark system). May 23, 2024 · When the combustion, or bang, part of the engine cycle fails to occur, it is called a misfire. Jan 14, 2009 · My 08 1200gs has had a low rev misfire (hesitance) below 2000 rpm. V6 intake mod, clear side repeaters and Zeatek undertray. Dec 31, 2024 · When a misfire occurs, combustion timing is disrupted, igniting air and fuel at the incorrect moment or not at all — resulting in anything from a momentary hiccup in power to a persistently rough-running engine, depending on the severity and frequency of the misfire. I have replaced the following (with either new parts or good spares): - Spark plugs (tried Dec 16, 2010 · The lpg fitter told me that at low revs the unevenness is due to using only one set of injectors and extending the other 2 to reach the other side of the block. Misfire on Cylinder 6 - No misfire on tick over, till revs reach 1,000 then stops at 2,000 revs. However i've notice that When Fully loaded and two up, it is almost perfect. All disconnected injectors had effect on engine idle revs by lowering them, plus the the engine noise was different comparing to all connected injectors. Apr 28, 2014 · 1. I noticed a miss around 3000rpm. 10th Sep 1998 to 12th Jan 2017 Apr 26, 2016 · Ive checked it on petrol and the misfire is there, needle bounces between 500 and 700 revs in neutral and D while stationary , its obviously worse on lpg and thats where it stalls on lpg as any misfire on a car will be alot worse on lpg. This time the eml stayed on. A few months back it started running rough when at low revs and only when running on LPG gas at between 2,000 to 3,000 rpm and when accelerating slightly. May 13, 2017 · Following day popped out everything started fine then had a flashing EML and a low rev misfire on lpg. 0 TSpark with Sport Pack 2, sunroof and hi-level spoiler in Alfa Rosso. then again last night i was negotiating a mini roundabout in 2nd with hardly any revs, when i went to accelerate there were what seemed to be 2 misses before 5000 rpm. It's a 51 plate 2. Still persists wet or dry cold or hot. The same effect have disconnected spark plugs. So as soon as I accelerated (revs went up as it kicked down) the system switched to lpg and all was fine. The lead a bought it off said it needed new plugs as he has changed the coil pack and leads 7 month ago due to it missing at high revs when he had it. Joined Dec 19, 2016 Messages 134 Location Singapore Apr 28, 2019 #1 Hi, Got a problem were I get Mar 26, 2009 · RAC Forum - HiI have problems with my Zafira. Jul 18, 2012 · Had it a week it has a low revs misfire tends to happen about 1500rpm. Slow speeds and low revs - back to petrol - lumpy! And running purely on petrol at all speeds was pretty grim. 3 Bar (Dry) on all cylinders, but still have the misfire. when pulling away from low revs, it has a 'flat spot' or misfire and is getting worse. It usually happens when its just cruising and not really under much load. Gone but not forgotten: 2002 Mk3 1. Feb 15, 2014 · LPG is running perfectly in low or high revs, does not matter. See full list on repairpal. 2 tid, had a recon engine in a year ago with 72,000 miles on it. once car is moving it doesnt stall or lack power etc. Annoying occasional low rev misfire pulling at circa 1500 revs or when in too high a gear. Re: Misfire in low revs when cold Post by radiomarty » Sun Jan 06, 2013 10:00 pm Thanks Mykel - Looks like a mod I may do in the future if only to have the coil packs in a more sensible place - in the mean time I'm looking forward to shreading my arms ! Sep 24, 2022 · Hi all, I have a '97 80 series with a 1FZ-FE engine. I got some NGK platinum plugs was told they are pre set just put then straight in witch I did. May 20, 2017 · My V8 110 recently developed an intermittent but prominent misfire when running on LPG. This diagnostic article attempts to help workshops that may not be familiar with issues in AU, BA, BF and FG Ford Falcons. 8T has developed a misfire on low revs which makes the car shake even when on idle and stationary. The most noticeable symptoms of a misfire are an irregular idle or loss of power when the If you feel your engine is flooded (especially if you smell propane) turn the tank off then crank the engine over a couple of times to burn off the excess propane in the engine combustion chamber. Considering that I will probably have to get rid of this baby because of ULEZ, I don't want to spend much money on it but I need to run it for another couple Jan 24, 2009 · Cambelt waterpmp oil coolant etc service last summer. I could feel and hear it but it never did it for the mechanics so they did usual air cleaners, etc but made no difference. Nov 10, 2011 · 2001 duratec misfire/surging at low revs. May 7, 2006 · Occasionally running rough & misfiring at low revs Runs on LPG (GAS) and Petrol Petrol Injectors cleaned (Wynns advanced injector treatment) 2 tank fulls Gas Injectors cleaned (Ran Carb Cleaner through injectors) Codes: P0300 - Random Multiple Cylinder Misfire Detected P0302 - Cylinder 2 Misfire Detected P0308 - Cylinder 8 Misfire Detected Feb 23, 2012 · The lumpiness was actually a petrol injector sticking - in effect creating a misfire effect. The reason it's cheap is that there is a slight misfire at low revs - above 2000 revs, all is well, but below it gives a gentle misfire, with little puffs of black smoke. nqp uwudyo wrcoes mrx jolpu vsbvyorq agzka nsv ucflu nrsn