Engine Bogging Down When Accelerating

Generally, the telltale sign is good initial throttle response, but shortly thereafter the engine bogs down or flat lines and as the RPM climbs it recovers accelerating normally. Does the car drive fine when the engine is cold or does it constantly bog down? A bad CTS or O2 SHOULD trigger a check engine light but might not always do so. 7 Engine "bogs" down under hard acceleration. So it seems to be occasionally happening only when motor is not at normal operating temp. If it idles fine but it bogs down with throttle, your high speed gas jet is probably clogged. WP was around 3 psi at idle and 28psi at WOT. But if I try and mash the pedal the car bogs down. Also filled tank at 3 different stations, 3 different brands, to rule out bad gas. leads, coil, etc), the engine will bog down more than usual, and the interior lights will dim, as well as the headlights, as the alternator tries to source more current. engine stalls and bogs after warming up - posted in Vintage Ski Doo's: Hey there, i have narrowed it down to this. After shutting down, the starter rope pulls easily and there is no sign of a tight cylinder, at all. When I'm driving to go on the highway if i floor it the gas pedal, It feels like the truck jumps up like its going to speed up ,but just the engine roars loud ,the rpm SLOWLY goes up and the car feels like its in neutral. Now give the Throttle a QUICK twist and the RPMS should climb up quickly without hesitation or bogging and come down to where you set your Idle at---GO TO #5. There is often a backfire or two when this happens. Engine starts great-no choke needed. If bog exists only from an idle, not when accelerating from a constant speed, the idle adjustment is probably the culprit. Good afternoon Guys. Could this affect it?. 00 shipping cost) they couldn't find anything wrong said I may had bad gas or put too much oil in it (that wasn't the case )got engine back it ran good for about 10 hrs before bogging started again for about 30 minutes, If I feathered the. Although sometimes it feels like it is shaking when it tries to change into 3rd gear. As a guest you can view the forum and photo galleries, but you have to register before you can post or view attachments. While testing the bog appears to he consistent at 3500 rpm in second gear - meaning I can usually reproduce the. They gave me a bid to repair other problems with the truck but did not mention either of those things. Twice the engine gained RPM's while spraying carb area. Check the Air Filter: The most common reason why an engine bogs out under acceleration is because the air/fuel mixture is 'dirty' or inefficient. It would act perfectly normally until it hit 3000 RPM, then it would hang at 3000 for a second, then start fluttering and jerking down to. Used 2016 Buick Encore from Autosaver MAX Littleton in Littleton, NH, 03561. Re: My Jeep Wrangler Bogging, sputtering and losing acceleration Mine has the same problem, have a 98 wrangler sport 5 inch lift and 33s, just put new exhaust, took o2 sensors out, was able to only save muffler, new air filter, it will start fine go down the road a little bit, it will bog rpms will jump up and down then it will pick back up and. I can only guess that the problem has something to do with the fuel system. It will not get past 2000 rpm's. Have you checked the total timing ,most people dont ,set at 32/34 and then see what the timing is at around 750 revs. Used 2016 Buick Encore from Foothills Lincoln in Spokane, WA, 99207. The 009 distributor is notorious for causing hesitation on acceleration as they don't provide the shot of advance needed for a smooth increase in engine rpm which the vacuum distributors provide. 4L Ford f-150 xlt 2wd. Clean your carb and spray carb cleaner in all small passages, make sure air can flow through all ports no matter how small. The bike has been running great with a couple of exceptions, which I'll explain shortly. Feels bogged down and lacking power. Have you checked the total timing ,most people dont ,set at 32/34 and then see what the timing is at around 750 revs. Gave it a liitle gas no problem, gave it a full gas and it stalled. Have you set the acc pump and made sure it is squirting ,are the front jets std ,dont go smaller. If I had to accelerate quickly to get out of a sticky situation, I wouldn't be able to (until the engine warmed up). Then it will take about 30min to get it started, but though it starts back up, when I give it gas, it will bog down like it's not getting any gas. 7l engine bog. Here are the things ive done so far. After reading this thread, I pulled the plugs last night and both were oily and wet. Hi All, I have a 50cc GY6 139QMB engine. The problem is intermittent, and usually shows up when accelerating from top, but can appear at higher speeds (sudden loss of power). Engine bogs down around 3000 RPM 1 Answer. I have had it looked at by a mechanic and I asked if it could be related to the catalytic converter or the fuel injector. If the engine revs, but no acceleration then it's a slipping clutch. Engine Stall Problems of Ford Escape - part 1 Ford Escape owners have reported 185 problems related to engine stall (under the engine and engine cooling category). Engine bogging down when warm when I'm crawling in first and go to accelerate it bogs down ever so slighty then picks up ok. I have a 2000 Ford F-250 with a 5. The motor starts in about 1/2 a turn, it runs perfectly at idle. I had that problem before and using a carburetor cleaning product on the admission fixed it for a long time, but now it happened again and I can't fix it. was created by muab my 00 solara bogs down when accelerating. Problems with the delivery of any of these combustion components can cause an engine to stall while under acceleration. Vehicle Fuilds Lack of transmission fluid, battery fluids, radiator and cooling system fluids can all cause symptoms that mimic bad idle air control valves and throttle control switches. I recently put a different exhaust on it to hopefully gain some horsepower. My car engine hesitates when I accelerate! by zilog357 · Published July 9, 2010 · Updated February 18, 2019 S ometimes we experience an annoying hesitation or stalling when we are cruising in our cars and decide to accelerate either slightly or harder. Mud was up to the frame in front. I inherited a 99 Town Car from my mother. Along these same lines, my son has a 2001 4runner which runs great until the engine heats up a little. When you step on the gas halfway to the floor or more it Boggs way down before accelerating. 9 Northstar on a whim cause I. Bogging down bad idle no acceleration was created by firemedic1010 Ok please i need help i have a 1997 318i bmw convert 5 speed with a 1. It runs fine when we cut our grass and the highest setting, but my wife insists that the yard be cut shorter. 0L that sounds OK "while parked" on Idle (approx, 800rpm) but when I accelerate to approx 3900 rpm (while parked) my engine makes a bogging down sound. this is similar to what happens when you choke a tractor or motorcycle before accelerating. Generally if I leave the car sit for a few seconds and warm up, it doesn't happen. Hesitation and bogging down When Accelerating. On this page, you'll find our scooter repair questions archives, containing questions that past visitors to the site have asked concerning issues with how their scooters run. The most common causes for backfiring during acceleration include an incorrect fuel-to-air ratio, a faulty ignition and bad wiring. If this thing had a high-speed screw on the carb, I'd just tweak that, but of course it doesn't. 2004 Mazda3 S 2. Starts,Idols perfect Bogs down, no power upon acceleration 1997 1500,5. As some people know half way to the meeting place when the East Midlands did the wales run, my car started to run roughly. Pontiac Sunfire Looses Power – Engine Bogs Down. Bogs down during acceleration I have a Traxxas Nitro Rustler with a TRX Pro. I just tuned it up 2 weeks before this started happening and it idles smoothly and starts fine. While accelerating my motor seems to be bogging down when it reaches between 1600-2000 rpms. " It contains a section on how to tune and troubleshoot nitro engines. the new one is great when going speeds under 40. My 2 stroke fires right up and runs great for about 1/2 mile, then once warmed up it bogs down during acceleration. Call (517) 627-8411 for more information. Could this affect it?. She said she took it in for a acceleration problem and was told it was probably the Catalytic Converters. hello all, here recently i have noticed on acceleration the engine tends to bog down or stumble when the throttle is depressed about a third of the way. I have to let go quickly to keep it from dying. This is a discussion on 95 Indy 500 problems bogging down within the Polaris forums, part of the Brand Specific Snowmobile Discussion category; My Indy 500 has been running amazing for the last few years no problems until yesterday when it started bogging down whenever I hammer on. Used 2017 Buick Encore, from Maguire Volvo Cars of Ithaca in Ithaca, NY. It gets very poor gas mileage and bogs down when you try to accelerate. It seems like the governor needs to be bumping up the throttle under load a little more than it is. So far I have tried all the needle clip positions. If I accelerate slowly it does not bog down. New MAF sensor about 3 months ago. I know nothing about engines, etc but need to get this. Engine bogs down during rolling acceleration 2. Why does my 50cc Peace scooter bog down when I give it gas? by Jonathan (Baltimore, MD) When I kick start my Peace scooter, it will run, then cut off. The car is the integration of various machinery and tools. Hesitation on Acceleration DIY Troubleshooting & Fixing the Problem Myself 1985 SBC Chevy Hesitation Bogging Solved - Duration: How To Fix Engine Hesitation During Acceleration. Find the setting at which the engine sounds best and the engine speed recorded by the tachometer in. Fault in one part eventually leads to the issue in another part. So if it is the injectors being clogged I hope its a easy fix. Hey everybody, My 86 300E bogs at 3000 rpm under full throttle. If you slowly give it throttle (no load) it gets up to high rpms and revs fine at higher rpms. If I gently press down on the petal I can accelerate, but the moment I try and step on it I get the symptoms described above. My reasoning is that the more you accelerate the more it bogs. Ok so my bike has this bog that is pretty annoying. Hey guys, I have a 1979 Scout II with the 345 engine. Once I came off plane the engine temp came back up to 115 - 120 pretty quickly. I'll start off with a very brief explanation of what Air/Fuel mixture is. When it bogs and then dies it is too lean. engine stalls and bogs after warming up - posted in Vintage Ski Doo's: Hey there, i have narrowed it down to this. 5L engine, manual, approx. Checked engine oil and level was fine. Engine bogging down when accelerating? I have an '89 Ford F150 5. You may have to register before you can post: click the register link above to proceed. Well, the majority of people have faced engine bogs down when accelerating issue and came up with the conclusion that their gas tank was dirty. try taking off the air filter and running it some where, only on a sunny day with no dust. 5l 5 speed btw. First, may I suggest you download a copy of the free e-book "Secrets of Nitro RC Cars. Gotta ask this and it may have been in several threads before so sorry if youve seen it all before. The most recently reported issues are listed below. Been thru 3 carbs. Top 7 Causes. If I hurry and throttle back to idle it will stay running. My problem is that when i hit the accelerator theres a 1 or 2 sec delay in it going plus it bogs down just a little until it picks up some speed. Now it has no power, when you nail the gas it bogs and chokes and sputters, I think its flooding plugs look wet. This did not solve the problem. You put it in first, play off into gear, which works fine, and then gun it at which time it bogs down. It got gradualy worst: if i gave some throttle a bit agressively, the engine would bog down. I get the car back and it does not want to accelerate, it boggs down really bad. the vehicle would barely accelerate until I straightened the wheel, then it would catch up. Under WOT it will backfire and bog down. gas to get some good pick up speed like when you enter an onramp entering the highway and it would bog down on me. While accelerating my motor seems to be bogging down when it reaches between 1600-2000 rpms. I replaced all the sparkplugs yesterday, replaced my fuel filter, and also checked the air flter. So, it cruises OK on the freeway and on the street. Engine Performance problem 4 cyl Two Wheel Drive Automatic 130000 miles Symptoms: Car bogs (If I could call it something) down when I floor the accelerator to merge into the freeway or pass. IntroductionHello, everybody, Woohah here. Important to note, when it does experience this bog down the motor does not cut off or "bog down". I know nothing about engines, etc but need to get this. bmw forum at Car Dealer Forums; Ok, I still have this problem. I as well as explaining some key reasons for bogging down of the engine, I really wanted. Here is the problem - When I accelerate the car bogs down. The idle is stable and it revs cleanly when the car is out of gear with no load. Bogging down bad idle no acceleration was created by firemedic1010 Ok please i need help i have a 1997 318i bmw convert 5 speed with a 1. 383 bogs down off the line at WOT. It continues to idle rough. Your axle is bent If you get into a minor fender-bender or other mishap, such as running over a curb, you might feel as though it wasn’t enough to do any damage. Could this affect it?. Things were looking up: I replaced the spark plug, cleaned out the exhaust, adjusted the idle / fuel screws, and even replaced the brakes (I can stop now!). I seem to be having an ongoing issue with my truck. as soon as I hit 2200, I start inching the tilt down so it comes out of the water like a Sloth. It more affects my idle, which is a little more rough with a/c. I am new to this forum, but have found some of the readups extremely helpful. Recently the engine has been bogging down (occasionally to the point of stalling) during the first part of my acceleration if I give it too much gas. Clean your carb and spray carb cleaner in all small passages, make sure air can flow through all ports no matter how small. when the car is cold and I put the engine under load, it will hesitate and the exhaust will pop. Take the white piping off and put the Filter on the end of the black tubing and have the filter to either side where ever it has room. I just tuned it up 2 weeks before this started happening and it idles smoothly and starts fine. My reasoning is that the more you accelerate the more it bogs. Almost certainly, you have a fuel-delivery or tuning problem. The bogging doesnt always occur though, it happens sporadically. 4L Ford f-150 xlt 2wd. This can cause a number of carb maladies including “bogging” at full throttle. Bog from a cruise RPM may be caused by a defective advance mechanism, but on 4 barrel carburetors is often caused by the secondary side opening too soon. 4 liter engine. When I pull off slow, it pulls off fine but as soon as I put throttle on it bogs down and cuts out. it kinda bogs down but anyway tonight i decided to go for a little drive just to check. The vacuator valve on the air cleaner canister is there to drain residual water that gets into the air intake for instance when it's raining. If I had to accelerate quickly to get out of a sticky situation, I wouldn't be able to (until the engine warmed up). The other issue may or may not be related to that problem, but this is also happening. I took both carbs apart, cleaned them out real well and installed new gaskets in both. it stopped dropping to 65mph then it maintained there unless I slowed it down then it would stay at that lower speed 50 mph. When you hold it at WOT the first couple seconds it does nothing, then all of a sudden it will down shift and will accelerate fast. 3l flex fuel engine. I was driving down the highway and I noticed it was missing a little bit. It will not get past 2000 rpm's. Lights on radio blink and engine/oil/ coolant leaks. and I have to release the throttle and slowly rethrottle it again for it to go, but once it gets past like halfway. Also sometimes we smell gas fumes pretty bad. it is really noticeable after being at highway speeds then exiting and trying to accelerate from a near complete stop. Fuel was at half a tank. 350 runs great at idle but bogs down during acceleration Im running out of ideas i recently bought a gm crate engine for my 76 blazer ive replaced just about everything on the motor when i bought it (new carb, fuel pump, fuel filter, water pump, alternator, power steering pump, plugs wires cap and rotor) the only things i kept were the intake. It starts its hesitating missing feel. you mentioned 12000 on the engine. When I go up a hill with the blades engaged, it bogs down. Over this last week the bogging down has got progressively worse but only happens when you attempt to accelerate. If I let off the throttle it would come back to life and then run fine if I accelerated gradually. I seem to be having an ongoing issue with my truck. Hey everybody, My 86 300E bogs at 3000 rpm under full throttle. My car started off with a slight acceleration problem from idle that I ignored because I was too busy to mess with it (have a 4 month old son). As some people know half way to the meeting place when the East Midlands did the wales run, my car started to run roughly. (90 minutes into the drive maybe during winter or maybe 30 minutes into an errand in the summer) Then after being stopped for a traffic light, he presses on the accelerator and there's nothing there. my expedition idles fine but while i slowly or gradually accelerate it seems to bog down and jerk a little bit, but if i stomp on the gas it reacts fine and gets up and moves. Sounds like you need to clean the carb. Even up a small hill top speed is about 35 - 40. It behaved the samestart, would idle, bog out on depressing the throttle. After carb change works good for a month or 2 and then back to same problem. This is a discussion on 95 Indy 500 problems bogging down within the Polaris forums, part of the Brand Specific Snowmobile Discussion category; My Indy 500 has been running amazing for the last few years no problems until yesterday when it started bogging down whenever I hammer on. On my 95 Nissan pickup, The MAF sensor was so dirty that when you stepped on accelerator, the pickup couldn't get out of its own way. 4 L engine and which include the original Powertrain Control Module (PCM), the Transmission Control Module (TCM), the Electronic Throttle Control (ETC) and/or the Throttle Body Assembly. I have an '85 that I recently bought from a friend. If I use geo's method of finding an air leak, do I rev the motor to the trouble RPM and then spray the carb cleaner? or will his techique work when idling?. I have tried to set the mixture all different ways, tried a couple different fuels, new glow plugs, looked for air leaks, changed fuel lines and checked the piston and liner for compression!. Of late it has become harder to start when cold. When the bike is at an idle, it will bog if you open the throttle all the way to fast. my expedition idles fine but while i slowly or gradually accelerate it seems to bog down and jerk a little bit, but if i stomp on the gas it reacts fine and gets up and moves. My problem now is that after the car turns on, it will idle beautifully for about 10-15 seconds then bogs out and dies. I did look down in the carb on the secondaries and it looked a little wet. So far I have tried all the needle clip positions. Car bogs down when accelerating rapidly. Anyway, I thought initially it was the carb. The problem might be caused by a dirty/defective mass airflow sensor. Why would the A/C make my car accelerate rough? who checked out the engine and everything in the process and said it's in good working order. It bogs down. If the Check Engine Light comes on, you may find any of the following codes: P0171, P0174 Lean fuel condition codes; P0120 to P0124 Throttle position sensor codes. Let's make it easy383. As carburetors age, they can occasionally suffer slight air leaks and this will compound any hesitation problem caused by a 009 distributor. I does it in park, and neutral. When the bike is at an idle, it will bog if you open the throttle all the way to fast. 4L Ford f-150 xlt 2wd. It loses all acceleration and the engine gets very rough/splutters, it doesn't actually slow down; It's more like it stops accelerating, low or high rpms it's the same thing. Now, I would expect this to happen if it were merely the engine revving until the clutch engages and then bogging down slightly. Up a hill I am lucky to go 20 mph. The next step would be to ensure that the fuel injectors are as clean as possible. Bike idles perfect, but dies when given the slightest amount of throttle. It runs fine when we cut our grass and the highest setting, but my wife insists that the yard be cut shorter. Put it back together and it should run great. this is similar to what happens when you choke a tractor or motorcycle before accelerating. It'll slow down to about ten miles per hour, and then just suddenly jolt back up to normal. 2L engine with a 3 speed transmission… Here for about a couple of months there’s been some severe hesitation every time i tried to take off or accelerate. Indicates increase in rpms). Seven long years. Once started it idles and revs up fine in neutral. It feels like (when the stutter occurs) a sudden loss of gas to the engine, and ends up "looking" like I am a newbie stick driver. This happened very rabdomly a few times throughout the night. << Does your Air Condition slows your car acceleration??? >> It does a little bit, enough to be noticeable but not really be bad. When this happens the motor gets a lot louder and it feels like if I'm trying to pull a very heavy load with a lot of hesitation. It sounds like when you hit the gas and let go and keep doing that although the pedal is held steady steady. The major issue occurred last night and into this morning. Its more pronounced when the saw is first started cold. Now give the Throttle a QUICK twist and the RPMS should climb up quickly without hesitation or bogging and come down to where you set your Idle at---GO TO #5. You may have to register before you can post: click the register link above to proceed. After starting the saw I rev it up and down to warm it up. I have the 1489 calibration kit and have tried different jets,metering rods and springs. 2L engine with a 3 speed transmission… Here for about a couple of months there’s been some severe hesitation every time i tried to take off or accelerate. Since you just got the truck, check for vacuum leaks and get the simple stuff taken care of and then see if the symptoms persist. When I check the codes, it is for the driver side and has a high voltage reading, meaning it is rich. Hot Rods 289 Bogging Down on Hard Acceleration. Reader Question. It bogs down. Then, completely randomly, it would start to bog up. Put fuel injector cleaner in it but it is the same. When you step on the gas halfway to the floor or more it Boggs way down before accelerating. okay so I'm leaving work yesterday, running an errand before going home on the hottest day of the year so far(100+f). I have had it looked at by a mechanic and I asked if it could be related to the catalytic converter or the fuel injector. I can not identify exactly where. So, you're telling me when it wasn't bogging down, the choke was NOT adjusted correctly, yet it felt like it was running ok? It seems almost unsafe. wich has everythign to do with yoru throttle percentage, engine speed, and barametric pressure in the area you are. If the lines get clogged, the vehicle can accelerate slowly or hesitate and stall. Whenever I'm accelerating, it starts cutting out, engine light start flashing, and it ever backfired a couple of times which I didn't think could happen on a fuel injected engine. Used 2015 Buick Encore from Tasca Ford Cranston in Cranston, RI, 02920. Totally not drivable. I replaced all the sparkplugs yesterday, replaced my fuel filter, and also checked the air flter. At full throttle it was doing between 5 and 7 knotts! I switched the outboard off then restarted. My Suzuki Grand Vitara 2. I have change out the canister and valve with it so I'm not sure if that's related to my accelerating problem. There is the long pilot jet about a. Even up a small hill top speed is about 35 - 40. If I slowly accelerate it is fine, but if I floor it it bogs. The truck downshifted and when it hit 3000 rpms it just fumbled and wouldn't continue accelerating. Re: Jerking When Trying To Accelerate My 1998 Honda Accord by nex ( m ): 6:52pm On Jul 21 , 2009. Start your engines Unless you’re on an unlimited budget, chances are that you’re looking for value-for-money in your choice of wheels. Engine 85 302 holley carb. The car is the integration of various machinery and tools. If your GL1100 Gold Wing bogs down at full throttle, there are two possible causes. However now when I try to accelerate away the power bogs and engine will cut out. 3L Manual Transmission So I just recently replaced my engine, 40K on this one. Tried two different gas tanks both with new gas from the beginning with the same result. Actually when you press the enricher when accelerating it bogs down. Was running perfect until 2 weeks ago, usually when I start it I could take off immediately. Got a question. 5 v6 bogs down on acceleration and won't pull itself past 40 mph. At full throttle it was doing between 5 and 7 knotts! I switched the outboard off then restarted. Engine bogs down when put into gear after starting Here's the situation. Hey everybody, My 86 300E bogs at 3000 rpm under full throttle. Making it a pain in the butt to get all my trimming done. Last time I had my boat out, it was very reluctant to start (usually starts on 1-2 pulls). okay so I'm leaving work yesterday, running an errand before going home on the hottest day of the year so far(100+f). Motor bogs down under load and 1/2-Full throttle. After carb change works good for a month or 2 and then back to same problem. Felt like it was going to cut off in the middle of traffic. If your GL1100 Gold Wing bogs down at full throttle, there are two possible causes. Engine bogging down when accelerating? I have an '89 Ford F150 5. Bogging Down Under Acceleration - Fuel Starvation? If this is your first visit, be sure to check out the FAQ by clicking the link above. The most common causes for backfiring during acceleration include an incorrect fuel-to-air ratio, a faulty ignition and bad wiring. Dodge Dakota Forum for Dodge Dakota trucks with an interactive site including Dodge Dakota Forums, Pictures, Links, Message Boards, and Chat Forum 4. com (or Ford 4L or Ford 4. 0L bogging down: This is assuming that the engine timing is correctly set at base timing (not every mechanic knows the correct steps for this), and the timing advance is working properly. but ive always had the problem with bogging but the backfire is new also when the car is just sitting in my drive way idleing i can press the gas and a little puff. recently is has started bogging down, it seems the more I push on the throttle the worse it. Recently, my engine has been bogging down as I pressed the gas pedal. You may have to register before you can post: click the register link above to proceed. You can loosen the fuel cap and remove the line at the shutoff and give a shot of compressed air back into the tank to clear it, or remove the valve and clean or replace it. Ok thank you, i actually had a guy come in my workplace to day and he worked at the ford dealership and i asked him and he also said the same thing as you, although he suggested m drill holes in the bottom of the cat or just knock th mesh out and rev the cr up to blow it out, he also told me that i may need to change the 02 sensors but im not sure which ones i need changing and i dont hav all. – Clogged air filter or blocked exhast. The other issue may or may not be related to that problem, but this is also happening. If this is off by even 1 tooth, it can cause acceleration problems. Please help, can't rev above 3000rpm. If there is an issue with any of the components, such as the idle air control valve , the fuel pump , or an ignition coil , the engine may experience performance issues. The problem might be caused by a dirty/defective mass airflow sensor. When the bike is at an idle, it will bog if you open the throttle all the way to fast. Pulled the top off the carb, no sediment. It has not been driving the best and has progressively gotten worse. Thank you for clicking through to this video on my 12 reasons why a two stroke cycle engine may bog down. Does anyone else's engine seem to bog down at lower RPMs? Many times when accelerating it's as if the engine is choking on itself then catches up once a higher RPM is reached. this happens when trying to merge on to the highway and also when coming from a complete stop after sitting at a. << Does your Air Condition slows your car acceleration??? >> It does a little bit, enough to be noticeable but not really be bad. Could this affect it?. The truck seems to stay in 2nd or 3rd gear until it almost stalls. 00 shipping cost) they couldn't find anything wrong said I may had bad gas or put too much oil in it (that wasn't the case )got engine back it ran good for about 10 hrs before bogging started again for about 30 minutes, If I feathered the. Minor adjustments in exhaust, intake and jetting can make huge difference in performance. ICE=Internal Combustion Enginereally? Still would like to know why Mopars like something that other engines do not like. You may have to register before you can post: click the register link above to proceed. Hey guys, I have a 1979 Scout II with the 345 engine. Scary when 18 wheelers are passing you lol! exited and turned off the engine, let it cool down for 1 minutes, started fine and ran fine street wise. 9 m42 motor. It turned really bad Sunday and I am stumped on what could be wrong. When the engine gets up to speed it feels great and has great power. I have replaced the entire carb, checked the fuel lines, checked the airbox, the tube from the engine to the fuel vacuum. engine stalls and bogs after warming up - posted in Vintage Ski Doo's: Hey there, i have narrowed it down to this. Maybe it's time to have the engine light diagnosed by a technician, you have. The next step would be to ensure that the fuel injectors are as clean as possible. Re: 1995 Cadillac Deville Concours bogging down on acceleration, stalling I've had several people try to pull codes but for some reason no-one seems to be able to do it. right now it just randomly dies and has hesitation when accelerating very light in 1st gear and has no power at all in 2nd gear through 5 gear. I have an '85 that I recently bought from a friend. made sure needle was falling when float comes down 2. I've tried holding the rev's up and pumping the gas when its about to turn off but that hasn't helped. Within about 5 minutes of it driving fine (and after warming up for about 10-15 minutes) when I throttle to more than a slow speed it backfires once every couple minutes and loses acceleration (bogs?) for a split second. as soon as I hit 2200, I start inching the tilt down so it comes out of the water like a Sloth. And ideas or suggestions of other things I can check? I don't exactly see any check engine lights or anything. Checked engine oil and level was fine. This time I'll play with taking the needle valves out to see if I can get any varnish/dirt out of it. It has not been driving the best and has progressively gotten worse. com is dedicated to the Honda CB750 SOHC and DOHC motorcycles and to their owners who love to ride, restore, and customize them. suggestions anyone?. The fuel pump brings gas to the engine via fuel lines. Checked the air filter, but all that seems good. (90 minutes into the drive maybe during winter or maybe 30 minutes into an errand in the summer) Then after being stopped for a traffic light, he presses on the accelerator and there's nothing there. Engine Boggs down. So pulling the vacuum line off at the carb (vacuum line should come off bottom of petcock) and sucking on it should release the petcock valve and allow fuel to flow thru the fuel line (off side of petcock). Like a lot of other people, I've had a problem with my 2006 Toyota RAV4 which can best be described as a throttle lag, hesitation, low power, acceleration, or stalling problem. It idles fine, but when I rev the engine just bogs down and I have to throttle off. Dodge Dakota Forum for Dodge Dakota trucks with an interactive site including Dodge Dakota Forums, Pictures, Links, Message Boards, and Chat Forum.