Aug 24, 2018 · Got the truck running, it started VERY hard, lots of cranking. 7 Misfiring and Rough Running - A couple of weeks ago my 2013 F250 started shuttering alittle in 6th gear at low rpm. Treating your injectors with Stiction Eliminator will remove the stiction gumming. Rough running, a decrease of power and fuel economy, and the unwanted check-engine light flashing on the instrument panel are all common signs. Vacuum Leak A vacuum leak allows air to enter the combustion chamber unmetered, which increases the air in the air/fuel mixture. Malfunctioning Turbo 9. Excessive heat from the engine and vibration can cause the FICM to overheat or fail. Jul 18, 2015 · 2002 F250 7. 4L running rough - Truck: 2002 Ford F-150 5. Jun 9, 2008 · GM Diesel Engines. The truck had 136000 miles on it I change filter filter last year but only 6000 miles on it. ICP was running about 1000 psi. 2005 F350 with 2006 engine no start, I found the driver side stand pipe oring completely shot. HPOP duty cycle was running about 32%. excess oil. 2L Diesel Engine Suspension & Steering - 2001 - 2010 Top Contributors this Month View All Jan 4, 2023 · Hello, new to the forum. You can quickly identify the cause based on the color of smoke coming out of the exhaust pipe. You can have ALL these problems and the diesel engine will run, but it will become extremely ornery. listed Dec 18, 2015 · The bigger issue is that the truck has a very rough and choppy idle. The PCM will then use default settings for the ICP and the rough running should go away. In that first 5 seconds or so, it sounds like it is starving for fuel, and Feb 27, 2009 · Truck started running rough (sounded like rocks in the heads) and service engine light came on. 5-2005 (LLY) 6. Then on a short drive Saturday it shuttered at low mph in The engine will continue to run until those are burned off. Especially in the morning with white smoke when first started. 3 and 6-spd manual. Nov 11, 2023 · Symptoms include: the check engine light, rough engine idle, stalling and a hissing sound coming from the engine bay. Mar 11, 2011 · 6. The past two days have been 80+ and the rough idle is back. 2L Diesel Engine Suspension & Steering - 2001 - 2010 Top Contributors this Month View All Jun 7, 2018 · 6. Intake air leak or restriction 4. 0 runs rough, like it's skipping after you crank it up, did it real bad during the winter, and it's been in the upper 50's , and low 60's in the mornings here lately, and it still doing it , till you drive it a couple of miles , and get the engine warmed up, then it smoothes up , and runs ok. I turned around and took it straight home. 9 4x4 with full 4 inch no cats, cold air and EFItune. Hot or cold start didn't matter. After it was run up to temp 5 miles, it was idling much better, glass smooth. Mar 31, 2015 · A typical diesel burns about 25,000 litres of air for every litre of fuel. It still sounds OK while idling, no white smoke, just when giving it power it starts to run rough. bad spark plugs or plug wires. Idling it sounds like a big block chevy with a monster cam! Read where these trucks have a crankshaft position sensor also. Changed fuel filter and truck ran fine for 20 minutes. Feb 21, 2016 · It's smoking at idle and the engine is shaking horribly and slightly knocking. WHAT CAUSES ROUGHNESS? Aug 29, 2009 · To check the pump timing, get a hold of someone local with VAG-COM or buy your own. If your engine seems rough when cold but smooth when running warm, there’s a good chance stiction is causing the problem. When you see this occurring your best bet is to be towed to a garage where the problem can be diagnosed and made. Today, started right up and ran fine for first 20min and then went back to runing rough, no power. . It sounds like it has a miss in it at an idle. Most newer vehicles, however, have a throttle to regulate engine speed and airflow through the system. Yesterday, on the 1/2 way back from a 100km round trip, the truck lost power and started to run rough. 3 ICP is causing that rough running by unplugging it. 0 Running rough - Hello everybody I’ve went from a no start to having a miss under partial load. I have a 2002 Ford Excursion 7. 3L Power Stroke Diesel - 2002 7. Genuine Bosch remans 1000 miles ago. I've replaced ICP, IPR, and had the FICM bulletproofed and tuned. Problem was with the shift selector switch on the transmission, prone to corrosion. If you’re running a manual transmission, you really need to get an air filter as soon as possible. 0L Power Stroke Diesel - 6. 5 - 1997 7. List exact results on engine codes. Are you using any fuel additives? If so, please list. Fuel Quality: Jul 7, 2021 · When starting a generator, the sound usually starts off rough then smoothens itself out as the generator becomes stable. Jan 6, 2011 · Lately, twice, after filling the tank (I only run on the front, rear does not work) my engine runs rough nearly stalling, If I keep the revs up she keeps running and after a little while this goes away. A single cylinder diesel is one of the roughest running engines that I know of. Oct 23, 2008 · I have serviced the engine oil/filter every 3000 miles. A valve adjustment (on engines up to 1885) followed by a compression test must be done first. Aug 29, 2012 · A Hot start lumpy running problem is well documented here, but it is not normally accompanied by similar cold start issues. To be clear it is not missing or anything, just really noisy. Finding something to block off the intake can slow down the RPM and stop the engine from running. the engine as 307,000km's. It runs fine after it warms up but still feels like it’s lacking low end power for a diesel. Internal engine problems. Jan 11, 2003 · Have you noticed any change in power, throttle response, or fuel economy? A stretched timing chain will also cause your injection timing to be "late" in relation to the valve and piston position. Offering a complete application guide for finding the injection pump, injector, or turbo charger that fits your agricultural, industrial, or light truck needs. We also recommend using Diesel Extreme Sep 30, 2011 · With the seasons changing the rough idle is definitely related to air temperature and engine temperature. Might be something else to check. Fuel filter was recently visaully checked and looked ok, Air filter is good. Nov 6, 2019 · Low engine compression: In addition to causing a Cummins diesel engine to run rough or not start, low compression can also produce white smoke. Was really hard to start afterwards because theres no primer on the filter adapter. Several factors can affect diesel engine performance, including turbocharger issues, air intake restrictions, and fuel system malfunctions. Please indicate any modifications to the vehicle that might help us diagnose better. 5 turbo diesel that is running rough at idle. Any answer would be appreciated, Thanks. You can check to see if the 7. May 8, 2013 · Some 2011-2013 F-Super Duty vehicles equipped with a 6. I noticed the fuel pump was extremely loud (could hear it over the engine) and assumed it was getting weak from all the checking that was done to find the bad injector so I went ahead and replaced it. ABOUT A YEAR 14a. I checked the rates last week and they were all damn near perfect. 2L Diesel Engine Suspension & Steering - 2001 - 2010 Top Contributors this Month View All Oct 30, 2009 · Every once in a while, while driving along the check engine light will come on and the engine starts sounding like a powerstroke, doesn’t go into limp mode at all though. Believe it or not, there are different kinds of rough idling. in an attempt to cure engine roughness. You may also notice the rough running suddenly while the generator was running just fine. 3L Power Stroke Diesel - Loss of power with my 7. Idling at 700 rpms when warm. 3 running rough - Need help, I have a 97 f350 7. Aftermarket lift pumps are very common among Cummins owners. Don't know if it is related, but: Mar 11, 2009 · I've got a '99 F-250 with a 7. It’s got to be able to breathe in, and breathe out, and any restriction in either direction may result in rough running, loss of power, and black smoke Feb 4, 2021 · What engine do you have? Our 2014 had some similar rough running issues and after some research I saw VW did a silent revision on the 2014 timing chains (1. Hunting is when the engine is idling up and down in intervals Oct 14, 2022 · If your diesel engine is idling roughly, there are a few possible causes. The local IH dealer gave us a chart of sensors but the sensor is not where the diagram says; near the thermostat housing. Common Causes of Rough Idle. What Stops A Diesel Engine From Running? In order to stop a runaway diesel engine, you must either cut off the air supply or the fuel supply. I believe i'ts gotta be a fuel problem. It started running rough no matter what gear it is in. Runs awesome off idle. The temperature last week rarely got out of the 50's. No codes will come up. We're always interested in the Oct 19, 2014 · 6. When you throttle the truck up it almost smooths out at one point then it starts to miss or run rough and is smoking like crazy. Since it’s drawing fuel from some unknown source, the easier option is to cut off the air supply. There’s a good chance that stiction is the problem if your engine runs rough when cold but operates smoothly when warm. I tried 4 different places. Run the engine at idle with a no-load for approximately 5 minutes, allowing the engine coolant to reach normal operating range, 88-96°C (190-210°F). Jun 8, 2010 · Turns out that was not the problem and it still has the rough idle. The next day drove as usual. Checked the basics and all seems Apr 5, 2023 · Other symptoms of bad spark plugs include poor fuel economy, difficulty starting the engine, and the check engine light turning on. Didn’t drive it Friday. A twin cylinder is better. Dealer said there was a bunch of bad diesel in our area. and during exceleration in neutral I see black smoke. Was running great all summer until I refueled it. Various issues could be the culprit when your engine runs rough intermittently. DT86 Elite Member. Mar 18, 2014 · 99 & up 7. Service Engine Light while running?- on/off/intermittent No 11a. Inspect the camshaft and tappets. 7 Cummins engine is a powerful and reliable diesel engine that is widely used in trucks and other heavy-duty vehicles. While aftermarket systems can get rather expensive, most will relocate the pump closer to the gas tank. I have also run some Power Service through it although it was not the injector cleaner per se. 33. 3 Injection Control Pressure sensor–ICP–sensor failure, will make your diesel engine run rough. 3L IDI Diesels (Not Powerstrokes) 1988-1993 Aug 17, 2013 · 1999 - 2003 7. Jun 11, 2011 · 1999 - 2003 7. 3, 170K, running rough, knocking loudly, missing, shaking, no power to get up driveway, intermittent, no codes spit out at all. May 3, 2010 · I started my YM240 (24 hp diesel) this spring and it runs absolutely fine for about 1/2 hour - plenty of power under load, no smoke, no blowby, everything seems normal. - Runs well, not down on power. Aug 29, 2019 · A super lean running engine will often idle rough. Never had a problem with it running rough until last year. Malfunctioning throttle pedal 6. When a diesel tractor is running rough, the three most common causes are: Incorrect fuel-to-air ratio. The engine is not giving a check engine light or any indication of a code. Dec 12, 2012 · 11. The truck temp started going up, hit about 230 and stopped. Any suggestions? Nov 17, 2017 · 32. What I did is take something sharp like a ice pick (I used a sharpened piece of 3/32 tungsten since I'm a welder), disconect the connector from injector seven, then try and bend the metal clips in a bit so they make a better connection. If left unresolved, a rough engine idle can lead to poor gas milage, starting issues, and even major engine problems. Good, yes to Nov 27, 2020 · Engine misfires; Lean AFR’s; Rough idling and poor performance; Hard starting or engine stalling while running; Boost below target; P1693 fault code; Lift Pump Replacement Options. 3L Power Stroke Diesel - '99 7. In older engines with a carburetor, this vacuum pulls the fuel into the engine. Cleaning or replacing the fuel injectors can often fix rough idling issues along with many others. #9 – Head Gasket Leak Jun 1, 2009 · I have just bought a 1992 F350 w/7. - Any throttle and it clears up. Joined Dec 19, 2010 Messages 3,944 Location VA Tractor Kubota. Installed a 2 micron filter and Baldwin water separator 1000 miles before that. Troubleshooting Rough Acceleration in Diesel Engines • Diesel Engine Woes • Discover common causes of diesel engine roughness during acceleration, from clogged injectors to bad Dec 1, 2020 · Ford’s 6. This isn't a diesel engine, propane one but it has cam and crnk sensors. So far I’ve replaced the Jan 27, 2020 · Hi, my 04 f250 here lately has been idling pretty rough at times when at a stop light or stopped for periods of time. Ignition problems, fuel system issues, engine misfires, and exhaust system problems are among the most common culprits. 9 Cummins or 7. 12 Reasons John Deere lawn mowers are running rough: Plugged air filter; Stuck choke; Old gas; Clogged Oct 28, 2017 · Diesel Engines | R5, V6, V8, V10, R50 TDI 2013 T3 TDI engine running rough. Refer to 3100 HEUI Diesel Truck Engine, SENR6566. 2. Filled the tank and problem went away, drove for about 1 month without further problem. While a rough idle may seem like just a minor annoyance, it’s actually an indicator that there’s something wrong in your engine. Identifying the Symptoms Jan 14, 2020 · After a few minutes of driving, I'll usually be idling at a red light, when I press the acceleration it starts to run *really* rough. The engines now cause a vibration through the hull and deck at 800RPM, something they never used to do. Diesel fuel conditioner is just added to tank to help clean injectors (eg redex diesel treatment). If your diesel engine is experiencing performance issues, you may notice: May 11, 2011 · I have also had intermittent rough idle events. I thought that maybe it was running out of fuel due too a dirty filter so i changed it. I have changed the air filter and fuel filter which did not seem to make much difference. Part of it is the nature of modern emissions equipment from the factory. Oct 30, 2023 · When your car’s engine isn’t running smoothly at idle, it’s often a sign of underlying issues that need attention. Kind of new to the diesel engines so I don't know if standpipes might be an issue or may there is an HPO leak. It is an automatic with the EGR still in place, I have fitted a 3" exhaust and new DPF fitted (the rough idle was present before the exhaust was fitted) The car has just over 200 000km and has been dealer serviced up till 185 000. A quick check on hot start would be to hold the starter "ON" for a fraction of a second after the engine appears to have fired. If running Veggie Oil fuel setup, indicate details of your conversion (homemade or packaged system). If this over-fueling operation is not operating properly, it can cause white smoke and damage to the engine. When the choke is in the wrong position or is stuck in the open or closed position, the engine may begin to run rough and bog down. Stiction Eliminator can also help if Apr 6, 2022 · I have a 2016 1025r. 4L 180K Km's Problem: I was going down the highway on Saturday morning, all of a sudden truck starts to stutter and SES light comes on. 2L Diesel Engine Duramax Third Generation: 2006-2007. Feb 26, 2012 · 2) Get some diesel in a portable container 3) Pull out the fuel filter 4) Drain some of the old diesel out of the filter and then fill it back up with new diesel 5) If problem persists then replace the filter completely and fill with new diesel before installing it. Here are the most common causes: Vacuum Leaks. A 7. P0251 P0370 P0406 13. Sep 7, 2019 · Rough start, no start, and rough running conditions often occur due to the FICM, or Fuel Injection Control Module. It feels like it will be running on half the engine. I have also cracked all of the fuel lines on the driver’s side and the forward most line on the passenger side while the engine was running and the engine idled worse when each line was cracked. No blow by, no oil in the coolant and no water in the oil. Apr 23, 2008 · 2006, 2500 quad cab, long bed, 4X4, 48RE, 55gal Titan Fuel tank, air bags, Autometer Gauges, Deleted cat, Warn Transformer Grill Guard and winch,RV Puller Jun 29, 2017 · 6. Hot Shot’s Secret Stiction Eliminator can be effective in cleaning out the gumming behind this issue. To put it another way, a 20hp engine at cruising revs is chuffing its way through a cubic metre of air every minute. Dec 17, 2009 · Running rough at idle, Consistent smoke seems to smell of raw diesel. An engine misfire can be caused by a problem with the fuel injectors, spark plugs, or other engine components. Using an electronic service tool check for logged or active diagnostic codes. If it then runs OK then consider an ECU reflash to the latest spec. that was problem at first now between 50 and 65 miles an hour while accelerating the truck vibrates and hammers like freakin crazy and also when i back up. May 7, 2009 · I have too keep my foot too the floor too keep it running or else it stalls. Apr 24, 2024 · Don’t worry if your engine has been running rough after you replaced the fuel injectors; this is a frequent glitch that is simple to correct. Once it started it died shortly after. Your Diesel Engine Has A Dirty Fuel Filter. After a dose of Liqui Moly Jectron, my X5 started experiencing loss of performance and gradually worsened from a mild acceleration hesitation to worsening rough idle until the engine light came on so I punched it on the freeway to clear any gunk, only to get the flashing engine light then jerky when slowing to stop Aug 3, 2011 · We replaced the coolant temp sensor and the engine runs better when hot but still misses slightly at 18-1900 RPM. Plugged exhaust 5. 8's got the older design and are prone to stretching. I was running low on funds so i used Conventional delo 15-40 because I was able to get it for free through my companies shop. I drove back and the truck would do the speed limit of 55, but does not have a lot of pick up and runs real rough. After the truck runs for a while it smoothes out quite a bit and has no white smoke at idle, but runs rough when put in drive and sitting at a light, and even more when put in reverse and holding the brake. with the truck idling. He replaced the wiring to the injectors on that side of the engine and it didn't help. I have been told by a diesel mechanic that all the Kubota diesels he has seen runs very smooth from idle to full Mar 31, 2016 · I noticed a little miss every once in a while so i changed my oil because i know how delicate these injectors are especially when it comes to oil. Twice while at red light it started to idle rough and smoke. 13. It will randomly run rough and act like it's starving for fuel. Once the engine is warm she runs okay. Not as noticeable under WOT. Once it stalls it runs extremely rough. New FCA at the same time. However, one common problem that many 6. Rough Idle Another sign of a worn out diesel engine is a rough idle. 3L Power Stroke Diesel - Service engine light no codes runs rough 7. Condition of Battery terminals (removed, cleaned and tightened). If your 7. At first I thought Jun 25, 2018 · - Changes from rough to smooth idle in park occasionally. If there is smoke coming from the exhaust it could indicate a more serious problem with the engine. Oct 7, 2009 · Engine oil is clean but was supposed to be changed about 3K ago, looks to clean for a diesel. Truck has been running perfect, it's my daily driver, and just put a couple hundred miles on it yesterday with no problems. Will idle just as rough when bringing the throttle back to minimum after 3+ hours of mowing. 3l powerstroke diesel. Rough idling, bad fuel economy, and a check engine light are all common symptoms of an oxygen sensor problem. 23. Have you scanned for engine codes? OBD1 NO 12a. No smoke visible, no leaks visible, New fuel filter, air filter, update cam sensor, new fuel rail May 3, 2012 · Like I said your going to have to do the "ice pick fix" on injector number 7. By understanding the causes of a car engine that has a rough idle, you can resolve the issue easily. The #1 Cause Of Rough Engine Idle, Is A Vacuum Leak. 3L Engine Power Strokes 1994-1997 General 7. Jul 5, 2016 · I have put about 2500 flawless miles on it, it has amazing power, sounds awesome and I love everything about it. Jun 12, 2007 · And when I say "rough" I mean REAL rough - bucking bronco style (the whole truck shook very hard). A properly-operating engine should run smoothly and without excess noise. The dirty air filter in your mower can cause your engine to run rough, which can lead to decreased gas When troubleshooting why your lawn mower’s engine begins to sputter or run rough, begin by looking at items that can keep the engine from getting sufficient air, fuel, and spark. Jan 11, 2009 · 1999 - 2003 7. Service Engine Light while running?- NO 11a. Those are usually despera-tion moves on the part of a mechanic who has run out of ideas. Indicate fuel that you are using: Bio-Diesel, #2 Diesel, SVO/WVO, other North dakota winter blend, power service and lucas fuel injector cleaner, fuel less than a week old 32a. i pulled egr valve very dirty it was just dry not sticky i cleaned it and replaced gaskets and o rings took out mass air flow Aug 4, 2011 · Without looking up the specs, IIRC the popoff pressure has to be within a 150-200PSI range of each other for a perfectly running engine. Mar 6, 2021 · Occasionally while travelling / using front end loader, motor runs rough / bogs down as if it's under heavy load. They keep dirt and grime from getting in and causing your engine to run rough. I run howes conditioner in every single tank and am very very picky about where I get Apr 27, 2012 · Investigated several diesel forum's, the first thing I tried was to start the vehicle in neutral. Dec 1, 2020 · Hi. Jan 13, 2017 · This year, out of the blue and with 1/2 tank, the truck lacked power and ran rough. 3 running rough, missing, no power - 2000 F250, 7. Just an idea, as I know nothing about MB diesel engines. It still runs but as if it is not firing on one cylinder (vibrates nice like a diesel). Engine & Fuel Storage Menu Toggle. 1. 3l, rough running HELP! - I have a 2001 ford 7. Here are ten of the most common causes of a rough engine idle. May 30, 2008 · during cold start up. Continuous “light” white smoke. I usually run motorcraft semi-synthetic 15-40. no engine work as ever been done to it. I have drained my thank changed both filters several times. runs rough at all times even after warms up. I'll immediately stop tractor, take hands and feet off any controls so there should be no load on motor, sometimes it will run smoother after a short time, or if not I'll switch tractor off for a while. White smoke comes out of the exhaust, can't go faster than 10-15 miles an hour. That has not made a difference. 4 Common Reasons Why Your Engine May Be Idling Rough 1. I was pulling a trailer with a light load and when I accelerated to merge onto the interstate, it started to stall. But, surges, runs rough and struggles to maintain stable (RPM)s at idle. Regularly service your engine, change the oil and filters as recommended, and inspect the fuel system for any leaks or issues. Dec 8, 2011 · Just made time to replace the cps, put it in started it up, it idles better and runs smoother but at 70mph I lose about half my power sometimes more. Solutions to Fix White Smoke from a Diesel Engine 1. Known condition and age of Batteries. Usually after I turn it off for a minute and then back on it starts running fine again, although sometimes 5 seconds later it starts running rough, or sometimes a few days. The engine doesn't shake at at. This can lead to rough running, and the things mentioned above. Sat in a parking lot for a couple min. Good luck, and please report back what fixed it. That is the one on the passenger side closest to the fire wall. The interesting thing is that if you even just slightly nudge the throttle it immediately clears up and runs perfectly smooth. 3 runs fine, then starts running rough and shuts off - my truck starts running really rough randomly, shuts off battery light comes on, has a hard time cranking over and will run rough and clear up and drive fine for awhile, only when the truck decides to shut off is when the Aug 13, 2009 · 1999 - 2003 7. Oct 10, 2011 · it idles rough. It started fine, but still shaking. but for a example, Sep 16, 2016 · "Run silent, run deep" 2016 RAM 1500 EcoDiesel 4x4 Laramie 6'4 Rambox with 3:92 Rear - Air Suspension - All Packages - NAV - AntiSpin - Sunroof - G2 BackFlip 2015 Volvo XC60 T6 AWD Apr 20, 2024 · An engine misfire can cause your car to run rough or hesitate while driving. Got it running again and it was fine until last night. GOOD 14. Any help appreciated. Aug 6, 2015 · Unfortunately, excessive carbon buildup on the throttle body is a known issue on the Ram 1500 and can cause rough idling as well as poor engine running conditions. Oil pressure appears normal There is a faint smell of diesel but I cannot see any leaks or fuel sitting on top of the block CPS was replaced at 150K After running the truck, although I dont do it for long with it running so rough, there is a very faint May 21, 2014 · OK, admittedly I have not had a diesel in a while (last time was a 1987 diesel VW Jetta), but I swear this engine sounds like it wants to throw a rod when cold. fuel smoke i am guessing b/c it smells like fuel bad. If the compression is weak or highly imbalanced you will not be able to solve the rough running problem short of an engine overhaul. If engine will not reach operating temperature refer to manual : Idle speed is set too low for accessories : Check and adjust the low idle screw : Engine mounts are over tightened, damaged, or loose Jan 26, 2009 · At idle and low rpms it seems to run fine. Duramax First Generation: 2001-2004 (LB7) Engine Running Rough. Also smells like it’s dumping a lot of fuel at idle and gets about 9mpg. And sometimes it did it after running at hwy speeds for a spell, then slowing down to stop - it would shake, rattle and roll at the stop sign. Jul 22, 2017 · First and foremost thank you for this forum, it is a vital resource for owners. Service Engine light does glow during start/cranking/bulb check: Yes 12. 9. Dec 5, 2007 · My truck started to act up today. Dec 17, 2013 · Had one injector replaced about 750 miles ago and it's been running normal until now. Previous owner replaced injectors at 120,000 with injectors from Lincoln diesel. 3 IDI and the truck starts up instantaneously almost every time but smokes and idles rough. The RPM's stay at 750 just like always. Camshaft, tappets, or push rods are damaged. I changed the ipr, icp, cps, and the fuelfilter. Jan 22, 2018 · 1994. On Sunday I towed my boat outside of town about an hour when the truck started idling rough and shaking. Pop off pressure is somewhere around 1600-1800PSI, and a diesel shop can determine that. Consequently, a proper running diesel engine should produce no visible smoke from the exhaust. 5 (LBZ & LLY) Top Contributors this Month Oct 14, 2011 · 1999 - 2003 7. Low fuel pressure 8. You can only hear it through the exhaust. Modern diesel engines are designed to deliberately over-fuel the engine (or just one cylinder) for brief periods to create heat to burn carbon off of the Diesel Particulate Filter or DPF. - Will run rougher on deceleration until about 10 MPH, where it returns to idle. Jump to Latest 3K views 13 replies 7 participants Jun 26, 2013 · 11. 3L Power Stroke Engine & Drivetrain 6. Nov 16, 2008 · 6. Most of the time it idles really smooth. Apr 16, 2007 · 1997 - 2003 F150 - 2002 F-150 5. Sep 9, 2009 · This weekend my check engine light came on and the truck started running rough when given any throttle. Starts and runs fine besides rough idle and small miss driving around town. 3L Power Stroke Diesel - 1997 7. Now back to square one. Then, after about 1/2 hour it starts losing power and in a period of about 3-4 minutes it loses so much power that it can't climb a small grade unless I drop it into 1st gear. I will have to see if putting the transmission is neutral and revving the engine to 1000RPM helps any. I almost forgot about the rough idle. A vacuum leak can cause a rough idle. Oct 22, 2008 · a friend of mine who's a mechanic at this place says it sounds like the valve that on the high pressure pump might be sticking because of the bio and putting the fuel back in the return instead of to the injectors this would be a reason why the pressure is only 4 - 6 k psi Sep 2, 2017 · I have an 07 dodge with the 5. It runs and drives just fine, I took it around the block and the driveability is perfectly normal. Important note for modern diesel engines. 3 - What will set on the SES light. 2L Diesel Engine Closed / Archived Marketplace Ads Top Contributors this Month View All Oct 4, 2020 · Test the Engine with Resolved Fuel Flow Perform the following steps to determine if the fuel flow resolution resolved rough running or stalling: 1. Regular Maintenance: Preventive maintenance is crucial for keeping your diesel engine in good working condition. 5L Diesel Engine Duramax First Generation: 2001-2004 (LB7) Duramax Second Generation: 2004. Sep 16, 2013 · But it idles really rough. Also getting oil fumes coming from the dipstick holder and lots from the oil fill cap when I remove it. Other times, however, the generator might start off rough and remain that way until you shut it down or it goes off by itself. When something thing goes wrong, the engine can start running rough, especially while idling. Under the load of the snowblower at 2800 rpm the engine runs rough, produces blue smoke and the smell of raw diesel. Could it be possible for the connectors to get loose or break Mar 10, 2024 · 1999 - 2003 7. Pulled fine in all other gears. About 2 years ago it was only the port engine now it is both. The problem is that when I start it after it has been sitting for a few days, it runs very rough for about 5 seconds, and then clears up and runs good. I check codes and said exhaust pressure sensor. The truck has 245000 miles on it with no real problems. Under a load on a hill and the turbo is spooled if you listen closely you can hear a little sputter in it. 3 with 189,000 miles. But have had my rig for over 3 years with no engine issues, it’s 2007 5. It started runing very rough, was about dark so I parked it. Filled tank and changed fuel filter, no change. 22. It is a F250 2001 7. 3- rough idle, loss of power, shaking - Ok folks, here's the run down. A very common reason for low power complaints is the fuel filter. Still throws the check engine light and hardly runs with no power. We want to replace the temp gauge sensor but can't find it on the engine. Had the injector connectors at 2 and 7 changed several years ago (truck was running the same way). Service Engine light does glow during start/cranking/bulb check: YES 12. AFTER IT CAME ON the engine started to run rough until about 2000 rpm. First, check the air filter to see if it needs to be replaced. 8 TSI) early in production due to poor design. At first the service engine light was not on but it came about 20 minutes later. It feels like it's only running on 7. Fuel is not being burned effectively. The sound is subjectively from the left side of engine ( in direction of travel). The motor sounded very "airy" and as if it was about to stall out. The engine may stall or the check engine light can sometimes turn on indicating a problem with the engine’s performance. Poor engine performance can manifest as reduced power output, excessive smoke emissions, and rough idling. When I take off and the engine is under a little load it runs rough up to 1,200 rpms. Almost like it was starving for Apr 3, 2020 · 2009 Silverado 2500HD CCSB LTZ Diesel FASS 95 Lift Pump (with Baldwin filters), Edge Evolution CTS2 Monitor w/Dash Pod Mount, Factory FF as Tertiary Filter, Bilstein 5100 Stock Height, Steel Diamond Plate Bed Rail Caps, AMP Research Bedstep, Fumoto oil drain valve, PS Oil cooler, Pioneer AVIC 7200NEX GPS/Stereo, Air Lift LoadLifter 5000 Air Bags. Jump to Latest 13K views Check/correct the gear train timing alignment. 2L Diesel Engine Suspension & Steering - 2001 - 2010 Top Contributors this Month View All Dec 20, 2009 · Tractor: Iseki TU2100F - 24hp 3cyl The problem started yesterday afternoon after several hours of use. 3 that just started to run rough. I have a 1999 ford 7. 2L Diesel Engine Suspension & Steering - 2001 - 2010 Top Contributors this Month View All Mar 9, 2023 · When your car engine runs as it should, everything should be smooth without any noise. Ford isn’t alone in running into issues with some of this newer, complex emissions stuff. I took it to a local shop and the mech hooked up his computer and got a code(i think it was 1277) that indicated some electrical issue feeding the #7 cylinder. This condition typically occurs on light throttle tip in between 64-113 Km/h (40-70 MPH), and will not set diagnostic trouble codes (DTCs). It gets better when hot, but still rough sounding, with a lot of mechanical hammering noises. Engine will run smooth after moving with the throttle at about 1/4 - 1/3 of movement range( even when cold). When I first noticed the problem I was towing a trailer going up a grade and got into the throttle almost to the floor and noticed a loss of power and the service engine soon light Sep 8, 2023 · If you notice a check engine light coming on (either constant or intermittently) or your car has a rough idle, then you could also have a faulty O2 sensor. Failing injectors 7. The early 2014 1. 7 Cummins owners experience is rough idling. Aug 26, 2017 · A couple days later drove 20 miles into town. Coupled to the noise is uneven running in the state . Once the engine starts and warms, the choke lever must be adjusted to the off position to allow additional air required for the engine to continue to run. Rough running is a sign of cylinder imbalance, compression pressure check on all cylinders is a good start. 70f (20c) engine runs rough with puffs of black smoke. 3 runs rough after warm-up - I have a 99 F350, 7. I had been having some transmission issues when I tow heavy Mar 12, 2012 · I'm lost. Mar 20, 2007 · 6. Aug 19, 2022 · The 6. Oct 10, 2010 · 6. A sticking valve would also cause white smoke and rough running. I have a 2004 John Deere 4120 with a 4 cylinder turbo diesel. 3L suddenly idling and running very rough, and doesn't have any power. 2004) sounds like a diesel. Finally got one that worked. To run correctly, a diesel engine needs precise timing of the injector pump and proper pressure. Many system faults can be the cause, but let’s look at the three most common sorts of misfires. This article will help diagnose the underlying causes of diesel engine smoke. Low compression affects heat generation, and a low temperature causes the fuel to burn incorrectly. Volkswagen engines can experience rough idle due to a variety of reasons. Nov 25, 2019 · Think about why. Vacuum Leak. It’s unfortunate, because there’s almost no way a fuel pump problem can cause an engine to run rough, and it’s extremely rare for a magneto issue to cause an engine to run rough. Apr 26, 2010 · my 2005 6. It even shakes a little at idle. ICP was all over the place until i ran it down the road about 5 miles. To check the timing belt, you'll need to take the valve cover off and upper timing belt cover, rotate the engine over by hand until the top dead center mark is visible on the flywheel (there's a viewing hole on the top of the transmission bell housing, it also has a pointer to help you perfectly line up the Nov 7, 2019 · Feels like a noticeable misfire and if you try to drive it there’s virtually no power until the turbo spoils around 2500rpm. The truck will drive fine, then I will be sitting at a stop light and it will be idling rough. The air-fuel mixture in the engine is affected by the amount of air that enters the engine. 7L Powerstroke may not be the most reliable diesel engine around, especially compared to some older diesel engines like the 5. 3L Power Stroke Diesel - 7. 7L Power Stroke Diesel - 6. The cam position sensor has been. Most vehicles have a maze of hoses throughout which create a vacuum for both fuel and air. Dec 28, 2013 · I have an '08 D40 with the 2. Diesel Engine Faulty? Which Parts Could Be Causing the Problem? When your engine is hard to start, or not starting at all, runs rough or lumpy at low RPM, has a lack of power, and emits black or white exhaust smoke, the major culprits are likely to be the fuel injectors, high pressure pump, fuel filter, fuel pressure sensor or regulator. A diesel engine's power stroke causes a rapid acceleration of the crankshaft which causes the engine to "torque" (twist). After the Engine is cold : Allow the engine to warm up to operating temperature. This is another common sign of rough running after using fuel injector cleaner. No codes. Lots of white smoke. This was on a Wednesday. Then look for items that can put extra strain on the engine. - No Check Engine or Service Engine Soon lights, or other dash lights- Yes, they do work though. 3 that after warm up the service engine light comes on and truck runs very rough. Start and run the engine. Nov 26, 2022 · 6. The engine may run well at higher (RPM)s. Intermittent signal loss may be perceived as an “unstable engine” problem. Mar 20, 2015 · Hello everybody, recently has the engine of my Cayenne V6 ( Bj. Dirty fuel filter 2. In this article, we’ll explore how to diagnose and fix a rough idling engine, helping you regain the smooth performance you expect from your vehicle. Jul 25, 2022 · The Common Problem: Rough Running Engine. If your engine starts operating in a manner that gives you the perception of “running rough,” it is likely due to a handful of common causes. It runs fine until warm up. Is that the problem or something else. If the air filter is clean, then the problem may be with the fuel injectors. I was driving down the road today, and the check engine light came on, and the engine started running rough. It was shaking like crazy, and low on power. Jun 3, 2019 · 6. it could cause your engine to run rough. 3 Powerstroke. 3 Powerstroke is running rough intermittently, one of several factors could be the culprit. Dec 21, 2023 · A rough-running engine can be a frustrating and concerning issue for any vehicle owner. Since the throttle body is a fly-by-wire system, the PCM controls minimal throttle opening while at idle, and if contaminated by carbon buildup, it can highly affect airflow. Air filters are one of the most important parts of an engine. 3 301,000. 7L diesel engine may exhibit a runs rough/misfire condition only during the exhaust regeneration process. Jul 14, 2022 · Compared to gasoline engines which run at air/fuel ratios 12-14:1, diesels run at air/fuel ratios from 100:1 or more at idle to 18:1 at full throttle and smoke limit. The check engine light came on and the idle was real rough. May 28, 2016 / Diesel runs rough/dies under load #10 . Just started running rough and blowing lots of smoke even at idle. 3. Remember, significant damage will occur if you run the engine with water in the combustion chamber. Doesnt have any problems starting and there is no stalling. The FICM supplies 48 volts to the two solenoids that control oil flow to the fuel injector. It's only got 135,xxx on it now. No rough idle, did this again in park, rough idle. Jan 21, 2022 · 6. Dec 7, 2021 · Engine flush is usually added to the old engine oil, run for 5 minutes, then drained out before adding new oil. A non counterbalanced 3 cylinder is a little better but now you introduce a second order harmonic Jul 25, 2017 · NOTE: Momentary loss of the throttle position, cruise control or PTO signal may cause a “speed burp” or brief drop in engine rpm. Running rough. then started running rough again. Apr 10, 2014 · Hi There, I have a problem with both my Yanmar 3JH3E engines running rough at idle. Check engine light 3. When sitting at a red light the passengers shouldn’t be bouncing all over the place. Diesel Engine Maintenance Basics; Small Engine Care; i2-c3. Diesel engine smoke comes in three colors: white, black and blue. Have you scanned for engine codes? Yes 1st time before IP r&r 12a. 2L Diesel Engine Closed / Archived Marketplace Ads Top Contributors this Month View All Jan 30, 2007 · to isolate fuel dilution you can buy a product called gas-glo unscrew your fuel filter and put about 20 ml into it a coke bottle cap full and run the engine at idle with no valve covers on while shining a black halogen lamp around you injectors and valves and it will stick out like anything and will glo purple/purple white sounds like you were Jan 28, 2017 · Two days ago I replaced the fuel filer and thats where the problems started. 0L Power Stroke Engine and Drivetrain 99 & up Upgrades and Aftermarket - 7. going down the highway, and I am excellerating, there is no hesitation in the engine. Misfires can also sometimes cause the engine to run rough at idle and during acceleration. If I let it sit for a few minutes and turn it on it will run fine up to 60-70 mph. Thanks Feb 13, 2008 · 94 with manual, 205k miles: From running perfectly to blue smoke, rough running and an engine knock to boot in 3 short days. It only runs rough unload and idling. 3 Engine Performance Issues. Here’s the history. rfiionccenqvtgmwdmnlouymnxasipultcwanxngvmbzjwe