went thru hell trying to figure out why on rapid acceleration engine would roar and truck would not accelerate until rpm s reached 4 000 then lurches forward and settles down. I'm going to check around the brake booster for leaks. 3 Answers. I was wondering about the fuel pump too. … Asked by beardogdroid Mar 30, 2015 at 08:33 AM about the 2004 Ford F-150 XLT Ext. What would cause my engine to sputter when traveling at 40 mph, there are no Check EGR for being plugged/faulty, could be an issue with carb's settings/ float levels/accelerator pump, choke, etc., check for pinched, collapsed fuel line, check fuel pump flow. Ford can little afford to undercut the image of its EcoBoost as premium engines justifying premium prices, nor tarnish the F-150's image. Any ideas?? If your Ford F150 is shuddering when accelerating, the motor mounts can sometimes be to blame. no codes now.. no check engine light.. truck still sputters when accelerating.. have Used Cars New Cars Financing Car Values Sell My Car Research Questions More. Ford F-150 2001 Ford F150 5.4 Triton XLt 221000 miles. There are a lot of possible causes for this condition, recheck for vacuum leaks, use a can of starter fluid to spray around intake , carb. have put a new motor in it (400 ) but it has 1995 F150 bucking and hesitating Straight 6. showing no DTC s codes no check engine light it was very discerning trying to find the problem. i have 1997 ford f150 with the 5.4 Triton, Lariat edition. @lrussell. February 09, 2013. Forget passing unless downhill or 10 mile of clear lane to do so . Of couse they don't feel anything. Lance Wallace By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. I believe separate in tank fuel pumps, fresh gas is a good idea, if running better on front tank, rear tank pump could be weak, bad gas/filter,etc., also recheck check timing after fixing vacuum leaks timing can change, possible for vac. It is especially apparent when driving around 45-60 (although I can feel it other times as well). i have replaced the - Ford 1991 F150 question When I start accelerating during take off, my truck jerks and sputters. changed fuel filter, two plugs in bank one and two, bank 2 injector, PCV valve, Idle air Content will be removed if CarGurus becomes aware that it violates our policies. Car Service Estimate Shop/Dealer Price; 1977 Ford F-150 V8-7.5L: Service type Engine is sputtering Inspection: Estimate $89.99: Shop/Dealer Price $103.99 - $114.49: 1990 Ford F-150 V8-5.8L: Service type Engine is sputtering Inspection: Estimate … Step 3 - Reflash your ECU Now it sputters the whole time you're driving at low speeds and has started jerking along with the constant sputter. I've put gas treatment in and if I keep a full tank it's fine, but once it gets around half a tank it sputters. 1980-1986 Ford F-Series. wiring is correct. pcm will fully adjust during this period. Over drive light flashing and truck sputtering during acceleration . My F-150 just started missing and sputtering during acceleration around 50 Mph - Answered by a verified Ford Mechanic We use cookies to give you the best possible experience on our website. With the scanner it showed errors P0755, P1747 and P0743, I was told it might be the gas … 2003 Ford F-150 Lariat Crew Cab SB-Maintenance & Repair. All I'm thinking of replacing the coil next and the control module due to my hunch that it is ignition related rather than vacuum related. ford fuel-system focus. The 4.6L starts and idles okay but sputters and shakes when I step on the gas. What could be making it do this? © 2021 iFixit — Licensed under Creative Commons — Privacy — The latest sputtering was after the replacement of the distributor and smog pump. The carburetor I had rebuilt, replaced plugs , wires, cap rotor and distributor. I cleaned the base when the carburetor was out but just bolted the egr back on without any inspection. Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Good luck with the truck. It was ancient so I decided to replace it once I got it out. Asked by mike ladner in Pascagoula, MS on . What would cause the engine to sputter when accelerating? My 1997 ford f150 4+4 started misfireing and said it was the number 5 plug so i pulled it Do you know where they are located? Of important note, the engine in your vehicle is known for a cracked EGR tube, which causes a leak between the exhaust system and the intake manifold. They also isolate the surrounding engine parts from the shaking an engine makes, so passengers don’t feel the vibration of the engine when it’s running. If … reflashed the pcm with updates and there is a significant difference initially. i actually switched bank one and two coils. What would cause oil to be completely soaked in oil up past the plug wire. It was working fine and the next day I used it I felt the truck heavy, it didn't have the normal acceleration, and then I realized it didn't have the power to go uphill, it went sluggishly and when the revolutions go up it started shuddering. done the same with th... no power to the electric fuel pump in my 1996 ford f150 4 wheeldrive extended. Have 07 f150 4.6 2valve with similar issue went from really awesome pickup from stop or passing on highway speeds and 19 mpg to 11 mpg just barely ok acceleration from stop to hard to get from 55 to 70 mph. Accessibility. what would the cause be if i have no power to my electric fuel pump in the tank. Repaired some vacuum leaks and replaced the smog pump that had froze up. This would typically cause the check engine light to illuminate. check plugs, wires, and coil before making any purchases. What would cause the solenoid on my 78 Ford f150 explorer edition to keep going out. replace plug and coil.. then threw bank 2 misfire. Lance Wallace. I did put in a new pcv valve. No problems noticed when … Ford F-150 2001 Ford F150 5.4 Triton XLt 221000 miles. the tsb actually works for 2004-2008 similarly equipped. Fuel injector nozzles can become clogged over time, which can lead to a sputtering engine, slow acceleration and the car not having enough power. SOURCE: misses during acceleration , rough Go get the codes ran at auto zone or advance auto parts they will do it for free. Repair guides and support for the seventh generation of Ford F-Series trucks. We have a 2011 Ford F-150 with the turbo engine and 94k miles. Figure 2. Please refer to CarGurus Terms of Use. I have had my vehicle into the dealer 2x's now and brought it up both times. Unless you are constantly watching your speedometer (instead of the road), your speed is probably going to drift up and down a bit. spark plug miss or two on an engine you may not be able to hear or feel it Engine is sputtering Inspection Estimate for Ford F-150 Ford F-150 Engine is sputtering Inspection costs $85 on average. code showed bank 1 misfire. eventually the … leak at canister do check, smog pump is new and working/ connections good, should be OK, egr can give the symptoms when stuck/carboned up. I hope this helped you out, if so let me know by pressing the helpful button. Example of a filthy Ford F-150 air filter. Have 07 f150 4.6 2valve with similar issue went from really awesome pickup from stop or passing on highway speeds and 19 mpg to 11 mpg just barely ok acceleration from stop to hard to get from 55 to 70 mph. Sometimes I wonder if they even test drive it. A clean air filter can reportedly increase acceleration by up to 10 percent. Constantly shifting down or stay in that gear just trying to stay at 65 or 70. It was working fine and the next day I used it I felt the truck heavy, it didn't have the normal acceleration, and then I realized it didn't have the power to go uphill, it went sluggishly and when the revolutions go up it started shuddering. code showed bank 1 misfire. Cab. If I just barely touch the gas it sputters and lurches forward. Models include the F100 (discontinued in 1983), F150, F250, F350, and others. Ford F-150 4.6L spits and sputters upon acceleration 1 Answer. Improve this question. base, all vacuum hoses including brake booster if equipped. I wouldn't replace any of the spark plugs , useless you have more than 100,000 miles. If you have a 1980-1986 Ford F-Series. and the socket was driping oil with oil when i pulled it out. It is not a bad connection or battery. Share. control valve, changed oil and filter, changed air filter and even took throttle body off and it to burn up one every couple of weeks.we replace plug and coil.. then threw bank 2 misfire. If each tank has its own pump, this could be the issue! Models include the F100 (discontinued in 1983), F150, F250, F350, and others. My 2003 Ford F-150 Lariat 4dr 4.6L is idling fine but when I accelerate it spits and sputters unless I push peddle to the floor. The engine compartment fuel lines I replaced when I did the filter. Poor acceleration and keeping foot on gas to keep it running Not sure where to look next. cleaned it.. still sputtering during acceleration.. Write down which cylinder it is. i have 1997 ford f150 with the 5.4 Triton, Lariat edition. Terms — Intermittent sputtering on acceleration can indicate fuel, ignition, or emission system issues. At normal city driving speed, 45-55 mph, Big Red (that’s her) tends to shudder a bit. the tsb applies to the 2006 5.4L 3v F150. Constantly shifting down or stay in that gear just trying to stay at 65 or 70. Oxygen sensors check ok according to If you have to replace the spark plugs use … - 1993 Ford F350 Dually 2wd 460 v8 automatic. Another thing to consider is fuel quality and … sputtering during acceleration ... with some true backfires I have an 88F150 with dual tanks 5.0 v8.. at idle its - Ford 1988 F 150 question Search Fixya. This condition will increase cylinder temperature during engine operation, ... My 98 ford f150 4.6 liter engine coughs and appears to be gliche in programming that developes with use/mileage. © 2021 CarGurus, Inc., All Rights Reserved. Ford Inline Six, 200, 250, 4.9L / 300 - Sputtering, Jerking, While Accelerating and Shifting - I have a '95 F-150 4.9 300 I6. I've been getting a noticeable surge/hesitation on acceleration once in a while. But something is causing Bringing it to the shop yielded new spark plugs, boots and coils. With the scanner it showed errors P0755, P1747 and P0743, I was told it might be the gas pump, but the failure continues. Any idea why? Repair guides and support for the seventh generation of Ford F-Series trucks. It's a 2008 mexican Ford … 2009 - 2014 Ford F150 - Ecoboost sputtering and bogging. obdii test.. Any suggestions? replace plug and coil.. then threw bank 2 misfire. Advertise EN. If the codes come up as a cylinder miss-fire then it is most likely a coil (being a ford). I changed all four o2 sensors and still the same thing i cant get a diognostic because the engine light wont stay lit but it does blink perodically then goes off it sputters bad at acceleration and very rough idle also … My f150 has rough idle and sputters on acceleration what is wronge . I have a 2004 Ford F150 FX4 and I’ve been having a (hopefully) minor problem for the past 15k miles or so. I first did the carburetor and when I went to adjust the timing the distributor was frozen in the engine. I drive a 2011 Ford F-150 with the 3.5-liter EcoBoost engine and 26,000 miles. Ford does not elaborate beyond “acceleration hesitation”. Ford F-150 2004, 4.6L engine replaced and won't start! Need help trying to diagnose skipping and hesitation problem The high performance electronics repair kit. I have a 2004 ford f150 fx4 5.4l, it hesitates during acceleration and jerking ,has no power, I can still drive vehicle daily. Not sure if the pumps are in the tank or inline. Been like this for over yr and … Repair guides and support for the seventh generation of Ford F-Series trucks. I have plugged a obd2 reader and no codes, no check engine light, did a koer test had a intake manifold control runner stuck open come up ,replaced control runner ,throttle posion sensor since then , did spark test on all coil packs all had good spark. I'll double check those. When a vehicle is hesitating during acceleration, it should be inspected by a mechanic. i have 1997 ford f150 with the 5.4 Triton, Lariat edition. Forget passing unless downhill or 10 mile of clear lane to do so . Each time I fix one thing it seems that another issue becomes apparent. Browse Categories Answer Questions . re: 2013 f150 ecoboost sputtering UPDATE Posted by DownshiftAndFloorIt on 4/30/19 at 9:34 am to cardoin They also have problems with intake valves getting carbon loaded. at idle. ford … I've tried to run the rear tank empty and the refill it with fresh gas. Ford F-150 Questions - Truck Hesitates when accelerating . Models include the F100 (discontinued in 1983), F150… Oh and yes I think that the egr is something that I need to look at. Been like this for over yr and … reference Ford TSB 06-19-3. the TSB applies to the 2006 model but actually works for 2004-2008 similarly equipped. 1,645 Great Deals out of 87,705 listings starting at, 753 Great Deals out of 38,047 listings starting at, 538 Great Deals out of 30,685 listings starting at, 130 Great Deals out of 3,121 listings starting at, 470 Great Deals out of 15,898 listings starting at, 742 Great Deals out of 31,155 listings starting at, 218 Great Deals out of 20,850 listings starting at, 497 Great Deals out of 25,163 listings starting at, 263 Great Deals out of 13,469 listings starting at, 1,087 Great Deals out of 61,427 listings starting at, 171 Great Deals out of 13,350 listings starting at, 292 Great Deals out of 14,020 listings starting at, 552 Great Deals out of 17,921 listings starting at, 168 Great Deals out of 19,095 listings starting at, 207 Great Deals out of 7,513 listings starting at, 512 Great Deals out of 16,417 listings starting at, 276 Great Deals out of 8,318 listings starting at. common problem that Ford has gone to great lengths to deny and bury. Very expensive repair, correcting it involves adding fuel injectors behind the intake valve to wash them. 97 ford f150 running rough and sputters when accelerating code PO153 check engine light on replaced o2 sensor bank - Ford 1997 F150 Regular Cab question. Put a new engine in 2004 Ford F150 … class action suit against Ford resulted in an award of $20.00 to customers. i actually switched bank one and two I have a 2003 Ford Focus and it started sputtering a month ago. Lance, Was truck acting up prior to you changing the parts? why does my 93 F350 spit and sputter during acceleration? code showed bank 1 misfire. The 3.5-liter EcoBoost V-6 is in roughly 40% of F-150 pickups. I just bought this 86 f250 with a 460 7.5 liter. It was working fine and the next day I used it I felt the truck heavy, it didn't have the normal acceleration, and then I realized it didn't have the power to go uphill, it went sluggishly and when the revolutions go up it started shuddering. Picture yourself driving a 50 mph. Motor mounts are responsible for keeping the truck’s engine attached to the frame of the vehicle. local shop that did reflash said must run for a couple hundred miles for problem to completely disappear. when i try to accelerate is does it in short less than a second spurts. Bad or Dirty Spark Plugs: Spark plugs are responsible for igniting the fuel in the combustion chamber. Report; Follow; Asked by Meathead121 Oct 05, 2020 at 06:22 PM about the 2002 Ford F-150 XLT 4WD LB. - So I have a problem for the pass week or so some thing when I get on it like wot the boost hit strong but the truck hesitates through higher RPMs. I mean these are "trained" people and they can't … Skip to content. 2007 F150 104,000 miles, Sputters during excceration mainly between 3 gear and overdrive arround 55 or 60. I have had problems with my Ford Flex with some "sputtering" while driving. pull the vehicle, the miss becomes obvious. I've been getting a noticeable surge/hesitation on acceleration once in a while. Question type: Maintenance & … sputters during acceleration, but end up in harmful downloads. I check the plugs they look great and gap at .28. My truck will run but upon acceleration it acts like it is starving for - Ford 1995 F150 Styleside Regular question my truck is sputtering. if your truck’s engine oil is too dirty it can make the engine work harder, which will reduce the available horsepower. Once the engine is under load, like accelerating, and trying to i actually switched bank one and two coils. If this mixture is thrown off in any way, it may result in an engine running too lean (not enough air), or too rich (not enough fuel). It's a 5 speed manual and sputters in all gears. I'm also wondering about the evaporator canisters as a source of the leaks.