Mustang Bogs Down When Accelerating

Now, when I accelerate over 75mph, I get a loud rumble and a strong vibration from the rear of the vehicle. 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. Scan picked one code P1349. com (or Ford 4L or Ford 4. A defective fuel pump can also cause similar symptoms. When I first put an edelbrock 600 on my older 302 (have a 1990 5. It needs a little servicing probably. Another cause of blue smoke is bad valve stem seals. check out your spark plugs and see what's up, you should be able to hunt down the problem starting from there. Perform the last two mods only if a bog still exists after modifying the air valves, or if a bog occurs during a quick throttle opening immediately after doing a long burnout. The 2018 Ford Mustang GT is the most important new performance car this year, and we delve deep into its performance claims in this full feature review. No scan tool is needed to troubleshoot and test the Mustang TPS and this article will show you how to get it done. feel free to ask me any other pertinent specifics. It's not quite a stutter, not quite a stall, and it doesn't matter if the engine is hot, cold, or low on gas. and acceleration and braking exceeded. will the transmission causes my 1999 ford expedition to bog down & sputter when accelerating the 4. He asked me if this is my problem and I confirmed. If it bogs down too much I take it out of OD until it passes that 45-50 mark then it's fine. my 1988 mustang gt convertible usually runs great but sometimes it idles up and down and will even die. That bog or flat spot is where the pump shot duration ran out and the booster venturi fuel flow alone is not enough to keep the engine running efficiently. 6-Speed question regarding throttle/acceleration. I put a tremec 5spd behind a slightly warmed-up rebuilt 289 in a 65 mustang. The engine bogging down is a good signal to say that the alternator is working, as it tries to ramp up the current. There are no fault. I also turned on the headlights. This makes it easy to walk right up the. The fuel pump brings gas to the engine via fuel lines. 5 v6 bogs down on acceleration and won’t pull itself past 40mph. I guess I didn't word it correctly and you missed it. The rods are pulled up out of the jets as you accelerate, the first stage or. Funny thing is I never got a misfire code or any CEL at. It has no acceleration at all. engine bogging down I have an 02 trailblazer that i recently replaced the alternator on. loss of power troubleshooting: bogging down [107,092 views] We've launched an improved GY6 Technical Center for 2014! We're in the process of bringing all of these old articles to the new system. I don't know exactly when the acceleration problem began because I naturally slowed down. when I accelerate when the car is moving it bogs down and it will blow black smoke and build carbon on the spark plugs very quickly. Sssigning. I asked if I could do this after work (same day), and he said "absolutely, bring it down. ” Continue Reading. tw557, May 29, 2017. "Bogged down" is a relative thing though - it still went hard, just a little less so in mid-range. When I'm driving, and the car changes from 1st to 2nd gear and with my foot on the accelerator, the engine sputters and the car loses power and then slowly catches up. 2 engine when i accelerate the engine bogs down when you let off the gas it. V6 (1994-2004) Mustangs - Bogs down when given gas - So i bought a 2002 convertacle mustang and it bogs any time i punch the gas any ideas as to whats wrong. Also when reversing I get this sort of stuttering if i suddenly release the accelerator. turned off everything as recommended. I have a 93 chevy Blazer s10 4. Today I would like to focus on the Edelbrock Performer 1406 with electric choke. No noticeable bog or over shifting of the clutches when going from a stop to 85 MPH WOT. It was so bad that black smoke was pouring out the exhaust and it eventually died and wouldn't start back up. In general it feels like it has lost horsepower. When i drive the car and accelerate from a stop it bogs down almost to the point of stalling before it finally will go. So I've been a fan of the Carter AFB Edelbrock carb on my street cars for many years. I had returned to the interstate for approx. 5k rpm range. Hey there, it sounds like you may have an issue with fuel getting to the engine. Could be several reasons for the problem you describe. i have replaced the cap, rotor, plugs, wires, fuel filter and egr. Noise may also occur out of Why Does My Car Bog Down When I Accelerate? Cars. I put it in park and re started it. Why would the A/C make my car accelerate rough? July 30, 2011 12:44 PM Subscribe. Especially off the line. The ECU or the coil gets hot and expands. my 1988 mustang gt convertible usually runs great but sometimes it idles up and down and will even die. If I accelerate fast from 0-60 there's no problem, only if I take my sweet time. Have you checked the total timing ,most people dont ,set at 32/34 and then see what the timing is at around 750 revs. On a cold start it runs and drives just fine, but any time I stop somewhere then have to restart the engine it bogs down and often kills. If there is a high drain electrical fault (i. 10 gears, often used for drag racing, take more from your car's top speed for a greater boost in acceleration over 3. Remove the air cleaner and with the engine off manually open the carburetor while looking down the throat and see if you are getting two shots of fuel (one from each side) while the butterfly opens up. My issue is that I can't get the footbrake to hold the car long enought to build boost (the skinnys just skid) , and when it goes from the foot to the transbrake the motor just bogs and goes from low 12's afr down to high 9's afr. My 2004 Mazda 3 (JDM version, 1. Overall, performance is cheaper, more efficient and reliable than ever. so I put my 1. Q: The truck starts up and does fine until I put it into drive. I guess I didn't word it correctly and you missed it. Re: Hesitation and slight popping during acceleration? Why? i have the same problem. tw557, May 29, 2017. Q: What does kickdown mean in an automatic transmission? A: Kickdown is a downshift in an automatic transmission triggered when the driver pushes the car's accelerator to the floor. Car is a 1994 Camry with 252K+ miles 4-cylinder automatic transmission. my 1988 mustang gt convertible usually runs great but sometimes it idles up and down and will even die. This is a class action brought on behalf of current owners of all 2004 through 2008 Ford passenger car and light truck vehicles sold in the United States and equipped with a 5. but after the going to the dealership they didn't see anything wrong but i got my oil changed and that was at 3100 miles and i haven't had a problem out of the car since then. Also, when accelerating from into a turn car will bog down then pick back up. The local automotive supply shop will have some 5/16 in (internal diameter) rubber hose suitable for 100 psi or so. Take it for a test drive, and acceleration is great: quick, with no real flat spot. If you replace or clean your Mass Air Flow Sensor it might take up to 50 miles of driving for your check engine light to reset and turn off. 0, that bogs down on acceleration, have already changed the plugs what now? - Answered by a verified Ford Mechanic We use cookies to give you the best possible experience on our website. The RPM goes up and down by its self without my pushing on the gas. i cdan get up to about 1200 rpm and thats it ,put a new fuel pump in but that doesnt help,any other things i. Anyway, when I started the car to go home this evening, it struggled to start and the idle was a bit rough. So I've been a fan of the Carter AFB Edelbrock carb on my street cars for many years. Rough Idle, hesitation on acceleration, loss of power I have a 94 4. Why is the engine bogging under acceleration? I recently managed to get the moped running properly, albeit for only a short time. Technical discussion about the 2005+ Ford Mustang GT 4. In my first post I mentioned that it seems like it is bogging down. Bog on acceleration - now noticeable loss of power - posted in R35 GT-R: Hey guys, Ive had the car for only a couple months now and have put about 2k miles on it. Buy For Ford Mustang Black Coated Aluminum Air a bit then bogging down with intake installed. He reassured me this would be the correct fix. It has no acceleration at all. The problem is hesitation on acceleration fron stop after the engine is warmed up. Originally Posted by mustang_revival Its got stock exhaust manifolds down to weld in cats (stock) so there's nothing I can really unbolt. Drive shaft noises and possible causes are as follows: Grinding and squeaking from the drive shaft is frequently caused by worn universal joints. A loose piston pin, for example, causes a sharp double knock usually heard when the engine is idling, or during sudden acceleration then deceleration of the engine. Both can get a slight tear and cause flooding. turned off everything as recommended. Also probably a new PCV valve if it's blocked. STILL have not solved the problem due to lexus dealership could not find anything wrong with my car and why its bogging out so bad from 700-3000rpm they tried telling me it was my intake and i said its not even when i proved them wrong putting the stock one back on and it still is effed up from what someone told me, its possibly the. It was so bad that black smoke was pouring out the exhaust and it eventually died and wouldn't start back up. There are no fault. hell, it might even be your ignition coil not getting a constent connection or not firing at right timing. WOT Bogging I have been working on a tune for a 2006 Mustang GT Manual, when he installed the CAI and elbow the car began to run very poorly, i have gotten everything up to 75% ish throttle dialed in but at WOT the car feels like it dies, it surges and then sputters. In fact, you'll be slowing yourself down before it does. It was so bad that black smoke was pouring out the exhaust and it eventually died and wouldn't start back up. its a part throttle bog mid range at moderate loads. Any Ideas what this could be? Update: It's a 2001 Bullet. Your 90 mustang gt bogs down in the take off what can it be? What is the problem with my 1990 Chrysler lebaron 2. has anyone had a problem with their engine bogging down while gradually accelerating. MAC Performances Air Chamber System Cold Air Intake completely replaces the stock air box and restrictive paper filter element in your 2002-2004 4. Hear & compare BORLA®'s exhaust systems for the 2018 Ford Mustang GT! Borla® CrateMuffler® Program! The world's first performance mufflers designed from scratch to optimize the sound & power of crate & custom motors. my carb friends tell me its the fuel pressure. It runs smother at higher RPM but still lacks the same power as before this sudden change. Having problems with pump whine, stalling when downshifting at speed, stalling at idle. My Honda Crv Is Making A Loud Noise When I Accelerate, Why? Maintenance & Repairs. Bogging down at acceleration fan going crazy Yesterday after unplugging my camshaft sensor an d putting back in. Down here it's called a hose tail T connector. Putting it up on EBay now. This causes slow acceleration or stalling. This delay would last 1-2 seconds, where there would be no power. Usually the smoke is more noticeable during acceleration. but if i give it a lot of gas it bogs down and then after a few seconds itll boost forward a little then drop down. 35 seconds at 115. Please let me know, ill do my best to help you out. Fuel consumption increased and the car drags when accelerating. 1994 isuzu: diesel. The next step would be to ensure that the fuel injectors are as clean as possible. None of them will get better without a repair and as they grow more severe your car may stop running altogether, which presents a safety issue for you and your passengers. Hesitation Definition - An engine hesitation is an interruption of continuous power during acceleration. 3 ltr Stumbles during acceleration around 2900 Rpms: 3: 1987 cobra omc (bayliner capri 3. 3L bog down after startup Thank You, I have been looking for a fix for this for over a year, I have changed fuel filter and cleaned the entire air intake system to no avail. Just took a quick trip around the block and hit 100 MPH and over 5K. at first i thought it might have been my msd spark plug wire lose from when i tightened my header bolts on the driver side. com : Car complaints, car problems and defect information. I did quarter turns on both sides until I got max vacuum. 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. I have an 02 wrx, and it doesn't seem to be running like it should. Your 90 mustang gt bogs down in the take off what can it be? What is the problem with my 1990 Chrysler lebaron 2. It's not quite a stutter, not quite a stall, and it doesn't matter if the engine is hot, cold, or low on gas. Any Ideas what this could be? Update: It's a 2001 Bullet. will even handle moderate acceleration, put the foot down hard though, she bogs severely,will not pull and the symptoms are worse in the higher gears due to the increased load. When a engine is hesitating it will cause the car to lunge or surge which will cause a sudden jerk as the car slows down. It runs smother at higher RPM but still lacks the same power as before this sudden change. It will go about 5 - 10 feet and hesitate, just enough to make everyone behind you think you are going and they close behind you enough to almost hit you because they don't realize the care hesitates. 6-Speed question regarding throttle/acceleration. often when i drive car (mostly on acceleration) ignition turns off, then comebacks with errors. Other symptoms you'll see are: Check Engine Light On with one or both of the following codes: P0171. I put a tremec 5spd behind a slightly warmed-up rebuilt 289 in a 65 mustang. When I start the engine its starts up right away with no issues. Adding a correctly tuned amount of acceleration enrichment to an incorrectly tuned fuel table is still going to result in an incorrect amount of fuel. not that this really has anything to do with a ford, or even a carb, but my mom's '89 acclaim does something similar. VIN: KL4CJFSB3EB674015. << I'm driving 5-speed mustang, and it slows down my acceleration >> I would think a big phat V8 in that puppy wouldn't have any problems with a/c??. When the engine bogs, I’m guessing it’s doing it because it can’t get the air necessary to comfortably handle the load. WOT Bogging I have been working on a tune for a 2006 Mustang GT Manual, when he installed the CAI and elbow the car began to run very poorly, i have gotten everything up to 75% ish throttle dialed in but at WOT the car feels like it dies, it surges and then sputters. Jul 24, 2017 · Ford says Mustang's acceleration will blow doors off rivals. V6 (1994-2004) Mustangs - Bogs down when given gas - So i bought a 2002 convertacle mustang and it bogs any time i punch the gas any ideas as to whats wrong. com is an online database of 1/4 mile drag racing timeslips, dyno graphs, drag racing videos and pictures submitted by drag racing enthusiasts. Heavy Acceleration and Bogging Down. It was so bad that black smoke was pouring out the exhaust and it eventually died and wouldn't start back up. 4L Ford f-150 xlt 2wd. If the bogging is worse when the car is cold, it might be worth checking next. Yet another showcase for what the latest Mustang GT can do with a power adder and the right supporting combo, Ali’s car is the quickest supercharged 2018 Mustang of the moment thanks, in large part, to a Whipple Superchargers Gen 5 twin-screw supercharger atop its stock Coyote. Once in a while it gets a pre ignition chatter when I accelerate. If I accelerate fast from 0-60 there's no problem, only if I take my sweet time. will the transmission causes my 1999 ford expedition to bog down & sputter when accelerating the 4. The engine starts, idles, and revs perfectly in "sittting position". I assume that the driveshaft was rebalanced. When I'm driving, and the car changes from 1st to 2nd gear and with my foot on the accelerator, the engine sputters and the car loses power and then slowly catches up. I've got my timing set to 6 BTDC (that is if the balancer is where it's supposed to be). truck runs fine but once in a while she starts bogging down as if loosing power. I seem to be having an ongoing issue with my truck. Also from a roll and nailing it it would bog down. Here is a brief overview of the 05-09 TSB's: TSBs for S197 - Technical Service Bulletins for 2005-2009 Mustangs | Stang Pit I can't find a definitive list for the 2011's… nor anything related to repacking the diff with […]. << I'm driving 5-speed mustang, and it slows down my acceleration >> I would think a big phat V8 in that puppy wouldn't have any problems with a/c??. the rest of the car). A "slight off idle hesitation" doesn't happen when quickly stabbing the throttle and revving the engine. While more than 395,000 Ford Taurus and Mercury Sables face government scrutiny for sudden acceleration problems, a problem that has stymied automakers and even NASA engineers, an anonymous gear. And that is why the Mustang runs 12s and not 11s. 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. Engine hesitation, almost by definition, usually goes back to a misfire in one or more of the cylinders. desperately need help with my 5. Used 2018 Buick Encore from Lockhart Motor Company in Lockhart, TX, 78644. there has been little (got to 60mph in 5th gear the other day and that. 6liter engine. " On the way down in my work clothes I glanced up at my outside temperature. Putting it up on EBay now. has anyone had a problem with their engine bogging down while gradually accelerating. I've tuned a hundred Carter AFB / Edelbrock 1405 manual choke carbs and they are a breeze. 8 into my 95 mustang out of a t-bird, it lacks power at launch and upto 10-15 mph and it runs fine after that. 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. If I'm in park and mash the pedal the engine will hesitate a little but will rev up. it feels like a vacuum issue, but i do not think a vacuum issue would come and go like this. I have a 1994 Dodge Dakota, v6(3. At least thats the conclusion Ive drawn for the impetus behind Carroll Shelbys latest project, the Super Snake, a 605-bhp after-title conversion of the Mustang Shelby GT500. I had returned to the interstate for approx. In fact, you'll be slowing yourself down before it does. A 10lb bottle of nitrous will last 6-10 quarter mile runs depending on how much horsepower shot you are using. 1966 289 Mustang Bogging Down On Acceleration just put a cam and lifter in the 289 the motor cranks right up and will sit there and idle perfect. I took the carb off and cleaned it out. If there is a high drain electrical fault (i. This sensor allows EXHAUST GAS into the engine intake to diminish or cool combustion chamber temperatures reducing harmful emmisions (NOx), too much EGR and the vehicle stalls or bogs down. will the transmission causes my 1999 ford expedition to bog down & sputter when accelerating the 4. When it wouldn't bog down, she still didn't feel like her old self, like when trying to pull into traffic. Car is a 1994 Camry with 252K+ miles 4-cylinder automatic transmission. This is a discussion on 6-Speed question regarding throttle/acceleration within the Dodge Dart 1. 4L Ford f-150 xlt 2wd. Quarter or part throttle acceleration is fine and acceleration once the engine is up to 3000 rpm’s and over is fine; no stumbles. P0171, P0174, P1131, P1151 Lean codes, sputtering, bogging, bucking, no power, PROBLEM SOLVED!! 01-01-2014, 04:38 PM I have been battling this problem with my CSVT that I recently purchased for almost a month now. The ECU or the coil gets hot and expands. But I've had that on my 3V and 2V Mustangs as well. So I've been a fan of the Carter AFB Edelbrock carb on my street cars for many years. I can't accelerate through it, but if I let off and drive normal it's fine. 30 minutes when it started raining. My car runs good when it's cold but stalls once it warms up? What gives? Well, there is an ignition problem that can cause this when the engine gets hot and it stalls. The ignition coil receives a voltage of 12V from the car's battery and multiplies it to a higher voltage level. A clutch can last 50,000 to 100,000 miles (depending on make and model), but clutch service life is greatly affected by stop-and. recently changed fuel filter. Also from a roll and nailing it it would bog down. The main parts of a car transmission are (starting from the engine) the clutch, gearbox, dispatch box (for 4x4 vehicles), the drive-shaft, the differential and the tires. Used 2016 Buick Encore from Auburn Ford in Auburn, CA, 95603. This can happen anytime I need to stop the car while driving (lights, stop signs, etc. Have you tried another battery or charged that one up? Is your charge/ battery light on when the car is running? The belt shouldn't squeal @ all wet or dry ,not good for pulleys or belt,if your charge lights on you may have a faulty voltage regulator- not a big fix. It was so bad that black smoke was pouring out the exhaust and it eventually died and wouldn't start back up. In low RPMS when I push the gas down. 30 minutes when it started raining. Rough Idle, hesitation on acceleration, loss of power I have a 94 4. More so when it is cold, but even when it is warm to a certain extent. The main parts of a car transmission are (starting from the engine) the clutch, gearbox, dispatch box (for 4x4 vehicles), the drive-shaft, the differential and the tires. It has 92 thousand miles. spray carb cleaner around air filter hose and intakes and vacuum lines and if it bogs down then you may have a leak. When Im accelerating gradually it will buck and hesitate throughout the RPM's, but if I gun it it will accelerate fine. No scan tool is needed to troubleshoot and test the Mustang TPS and this article will show you how to get it done. The carb I am using is a NOS Holley 9834-1 Here is what happens: Car starts fine hot or cold. 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. Of course, a misfire while accelerating meant the Toyota V6 got even slower. When I try to pump the gas as its about to die it just turns off even quicker. when you pull the old plugs out they always seem to mess that metal connection up inside the boot causing it to not get a proper spark. If gas is pressed quickly the car will bog then pick up. Sometimes when I'm driving at lower speeds it will bog down and sputter when I accelerate. Engine Vibration Causes – Free Auto Repair Tips July 25, 2009 4:51 pm dennisb - Auto Tool Sales DIY , Drivetrain and Noises , How To Auto Repair This Kia Rio had a severe engine vibration, see the picture below for the cause. it put thicker oil in it better gas set the timer put a light on it stop but didn't have that get up and go power. The feeling is unmistakable. Both can get a slight tear and cause flooding. If the lines get clogged, the vehicle can accelerate slowly or hesitate and stall. Engine power loss and sputtering 48 Answers. It was so bad that black smoke was pouring out the exhaust and it eventually died and wouldn't start back up. sometimes it does not happen for days, then when it happens it can last for a few seconds up to a day. 6L, AT), 2001 Mustang GT ( Mineral Grey , MT), 2008 Mustang GT ( Vista Blue , MT). Remove the air cleaner and with the engine off manually open the carburetor while looking down the throat and see if you are getting two shots of fuel (one from each side) while the butterfly opens up. I've tried holding the rev's up and pumping the gas when its about to turn off but that hasn't helped. 6liter engine. Drive shaft noises and possible causes are as follows: Grinding and squeaking from the drive shaft is frequently caused by worn universal joints. Developed by motorsport team M-Sport for competition in rally motorsports, it is fitted with a wide range of racing modifications including a bespoke body and a 600 hp (447 kW) turbocharged engine. Cure The Bog And Sluggish Response On Your Holley Four-Barrel Carburetor, By Properly Adjusting The Accelerator Pump Assembly If your car or truck is equipped with a Holley four barrel carburetor and stumbles upon acceleration, more than likely the carburetor needs an adjustment to the accelerator pump assembly. Ford Mustang owners have reported 32 problems related to engine stall (under the engine and engine cooling category). Grip? Yeah, we got grip. It is definitely worse under load. It idles fine, but bogs down when I get on it. hey guys, im having a problem with my 94 gt. the problem stops when i accelerate but will continue at cruising speed. Last week, I was on an 8 hour trip that included both interstate and back roads. didnt do this untill it was worked on bogs' down,loses. So low end feels weaker than stock but rise in acceleration at. A decrease in fuel economy can also signal a poorly functioning fuel injector. 08 off a mustang from my friend maybe next w 1. If there is a high drain electrical fault (i. The engine starts, idles, and revs perfectly in "sittting position". Compare BORLA®'s three sound options for the. 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. I went out to lunch last week and no problem then left the parking lot and the car hesitated a little, check engine light blinked then went solid and from there on the engine vibrated really bad on low RPM and acceleration and has a rough idle. spray carb cleaner around air filter hose and intakes and vacuum lines and if it bogs down then you may have a leak. 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. May be the engine is getting weak. Another cause of blue smoke is bad valve stem seals. i have replaced the cap, rotor, plugs, wires, fuel filter and egr. loosing power have a 1994 isuzu npr diesel. Last week, I was on an 8 hour trip that included both interstate and back roads. often when i drive car (mostly on acceleration) ignition turns off, then comebacks with errors. Sometimes when I am at a stop light it will bog down and kill. The most common symptom experienced when the MAF sensor is dirty is that the engine bogs down when you give it gas. How to Find out if a Transmission Has Gone out. it put thicker oil in it better gas set the timer put a light on it stop but didn't have that get up and go power. I seem to be having an ongoing issue with my truck. The massive torque ensures that the engine will never bog down in 1st or 2nd when merely rolling along. 8/351W) - 302 bog/hesitation - On my 82 F150 truck I have always had this issue and I have been trying to resolve it since the motor was rebuilt and I cant get it resolved. The most common causes for backfiring during acceleration include an incorrect fuel-to-air ratio, a faulty ignition and bad wiring. P0171, P0174, P1131, P1151 Lean codes, sputtering, bogging, bucking, no power, PROBLEM SOLVED!! 01-01-2014, 04:38 PM I have been battling this problem with my CSVT that I recently purchased for almost a month now. This is a discussion on 6-Speed question regarding throttle/acceleration within the Dodge Dart 1. didnt do this untill it was worked on Why the engine wont accelerate. it stalls on take off unless I push the gas pedal very slowly. 1988 ford mustang gt bogs down when pushing pedal down My car will almost stall when i punch the gas down from a stop. F1 Manager Hutch Games Ltd Games Play NEW F1® Manager for FREE and be the boss! Take control, make the big calls and master the art of race strategy to become the best F1® team in the world. I usually have to take my foot off the gas when it bogs and place it back on to finally accelerate. I also turned on the headlights. Of course acceleration dies at the same time. when the car is cold and I put the engine under load, it will hesitate and the exhaust will pop. A few seconds after planing, though, the engine bogs down and surges. Just within the last month, it has started to hesitate off the line when cold -- then runs ok when it warms and then it st. " On the way down in my work clothes I glanced up at my outside temperature. loss of power troubleshooting: bogging down [107,092 views] We've launched an improved GY6 Technical Center for 2014! We're in the process of bringing all of these old articles to the new system. Hey there, it sounds like you may have an issue with fuel getting to the engine. When you give it gas, it sputters and bogs down. feel free to ask me any other pertinent specifics. 6L, AT), 2001 Mustang GT ( Mineral Grey , MT), 2008 Mustang GT ( Vista Blue , MT). I also smell fuel on the exhaust which dumps under middle of the car. Then, gradually release your foot off the clutch as you slowly push down on the accelerator at the same time. I asked if I could do this after work (same day), and he said "absolutely, bring it down. 10s will get you into the rpm band. I have a 2004 5. The RPM goes up and down by its self without my pushing on the gas. I seem to be having an ongoing issue with my truck. line was hooked up on the wrong side so it was seeing vac at the wrong time. It is definitely worse under load. So no ditributer cap, and all that jazz, just plugs and wires?. slow down and the car kept accelerating. Meaning a 400m sprint ends either with the engine laying down on the limiter in fourth, or a run that incorporates four gearshifts. It worked fine the week before. The main parts of a car transmission are (starting from the engine) the clutch, gearbox, dispatch box (for 4x4 vehicles), the drive-shaft, the differential and the tires. Re: Engine bogging when I accelerate Probably the wires. I've tried holding the rev's up and pumping the gas when its about to turn off but that hasn't helped. To avoid replacing parts that your Ford 5. The 2011 Ford Mustang has 18 NHTSA complaints for the electrical system at 53,461 miles average. What will happen if the cars o2 sensor is out? Will it have issues accelerating? like i can accelerate but its not going above 25 to 30 without making it seem like the car is in park and pressing the gas pedal. << I'm driving 5-speed mustang, and it slows down my acceleration >> I would think a big phat V8 in that puppy wouldn't have any problems with a/c??. Also when reversing I get this sort of stuttering if i suddenly release the accelerator. 35 seconds at 115. Sometimes when I'm driving at lower speeds it will bog down and sputter when I accelerate. 8l I just recently had a problem with the car running rich. So no ditributer cap, and all that jazz, just plugs and wires?. Hey I have a 93 EX thats doing kinda the same thing. and acceleration and braking exceeded. Also probably a new PCV valve if it's blocked. Fuel is only delivered to the engine by the pilot (idle) system. 9) with an automatic 2wd transmission. Tom and Ray diagnose a carburetor problem and offer some creative suggestions about how to find a mechanic with the right, er, qualifications to work on a carburetor. didnt do this untill it was worked on bogs' down,loses. I took the old carb off, took it back and got a new one, new mechanical pump, new filter (again), took the fuel tank off and checked the sending unit, checked for vacuum leaks with a propaine torch around all my gaskets. The fuel pump brings gas to the engine via fuel lines.