9 Cummins bad injectors is a rough idle. 7 in it that has 183,000 miles on it and it has a weird knock in it. Remember the mantra “te Subscribed 188 29K views 4 years ago 2019 6. Lift the idle or hold against the cover and it disappeared. I just went in and got my second oil change since they are free from the dealership for the first few. 198k. 7 Cummins engine is a powerful and reliable diesel engine that is widely used in trucks and other heavy-duty vehicles. Inspect the engine for bearing play using a dial indicator and … A few days/week or so ago, I started hearing what sounds like the old Hemi “manifold tick” upon further investigation, I heard nothing … Hearing a ticking noise from your 6. Loaded or empty. 7 dually with a knock while in gear at idle. What is the purpose of the fuel shut-off valve? a. Under … Loud rattling noise at idle. White … As title says, I’ve developed this knock sound. shop … With the engine cold, add TUNAP 955 into the engine crankcase. 7L Engine - 2022 RAM 2500 My 2020 does the same thing, very noticeable rattle at around 1200 … should I replace my injector(s)? new-ish to diesel engines. no blowby at all. I have an 06 mega cab, 59k miles, intake and edge juice/attitude, stock exhaust. 7mitchellm Jun 16, 2020 ehgent orange … Knocking, Rough Idle, No Codes 2003 common rail knocking no codes rough idle Jump to Latest 380 views 4 replies 3 participants last post by YogiBayer Mar 17, 2025 Re: Engine Knock At Low RPM It has no check engine codes, no rough idle, or anything that would indicate a problem. valves were done recently. 7more Ram 2500 6. In this episode of Project 4th Gen, we tear down the Cummins diesel engine to find the cause of th Cummins ISB 6. 7 (2020 RAM) makes a clicking noise intermittently during idle Well I just finished doing new injectors, glow plugs, return lines, turbo oil return gromet and valve cover gaskets and the awful knocking … Engine Knocking - Pinging - Rattling Noise - Most Common Causes Are you hearing an annoying, engine knocking, pinging or rattling … Rough idle knocking noise Jump to Latest 14K views 20 replies 5 participants last post by rghavana Nov 6, 2019 Ryguy413 Discussion starter But if it's a wrist pin knock or a rod knock, it should get pretty loud when you get on it, and higher rpm should be louder than idle. After … 8. … Full tear down and diagnosis of this 6. Hearing a ticking noise from your 6. There's a few … This is my first diesel truck and it seems to have a rattle, that I can only hear at idle and fades away when I turn high idle on. And won't knock at all til it's ran a few mins and starts … The noise was only after driving for a while and was up near the firewall. 9 Cummins diesel. 9L cummins engine vehicle and everytime load is given via accelerator high rpm's on idle or under high load there is a loud high pitch bearing noise that i cannot … The fuel system in Cummins ISB and QSB engines plays a critical role in ensuring optimal engine performance. It makes that clicking sound. 14 votes, 82 comments. The noise was only after driving for a while and was up near the firewall. Truck is recently deleted and did not notice the knock … I have a 2022 6. Changed lift pump, fca, fuel filters, high pressure relief valve, almost did all my injectors too. 7 has what sounds like some random injector knocking and idle changes. 9 Cummins turbo diesel?This video outlines a possible solution for this issue if it presents in you As you start running the engine at idle (around 650 or 750 rpm), you will achieve a more effective compression ratio, and the smoke clears. 7 powerstroke. I have a 5. Check it out, all h Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. 7 Powerstroke and Stop The Engine Knock?!Come join me in this fast and accurate diagnostics on this 6. If the injectors are gummed up a little, it can … The causes of why an engine makes a knock noise when it is idling. T. Rough Idle or Slight Miss Another symptom of 5. Truck in sig, all stock injectors. Cummins x15 knocking noise Discussion in ' Trucks [ Eighteen Wheelers ] ' started by Navigatorpirate, Jul 8, 2023. 58K subscribers in the ram_trucks community. 7 Cummins 150k Truck developed knocked about a week after I purchased it. Knocking goes away with AC on, pushing brake, in gear, or turning steering wheel. 2500 4x4 built auto. 7 Cummins engine may produce a squealing noise at idle due to a worn or cracked serpentine belt, which can result in a loose … Got a 2011 6. I had my injectors tested for flow and nothing was abnormal. It is responsible for … So I’m a very excited, first time owner of a 2019 2500 limited 6. Shut-off fuel to the engine if … Troubleshooting is a critical skill for anyone working with Cummins ISB and QSB engines. Mechanical Knock or Detonation Knock Mechanical Knock: A mechanical component is broken. … 4 comments Rough idle knocking on acceleration in 2003 cummins Jacob Griffin Cummins 5. Knocking noise is produced by the injectors. What the heck is it? RIP lifters. Discover how low quality fuel, carbon buildup, and incorrect ignition timing can contribute to this issue. 2021 6. Goes away at anything over an idle. 7 that sounds like a knocking rod, wrist pin or piston skirt but only when hot. -When you rev the engine the knock … The 6. It manifests once the engine starts to warm up and remains … Cummins X15 Problems: Finally, another problem that you can get on the X15 Cummins engine is knocking … I have a bad knock sound coming from my 2005 dodge 2500 5. It also shows the smoke comi Then i started the cummins again and still nice and quiet, brought it up off idle, great, brought it up to 2000 rpm and it dropped down to idle smoothly. 7 Tick/Knock Tags 2021 knock knocking ticking noise Jump to Latest 17K views 30 replies 15 participants last post by Spooler Sep 24, 2025 Superglide99 Discussion starter cummins 6. Sometimes it's louder than others. 9 is not idling smoothly or has a slight … Incidently I have a bad injector, picked a new one up today. ® online community for all Cummins Turbo Diesel enthusiasts. Sold: 2006 2500 SLT Mineral Grey, 6 speed, 4x4, Thunder … So I'm wondering what you guys think of my issue. 9K views 8 replies 2 participants last post by Cuda340mpi Nov 13, 2009 C ultranothing Cummins 6. Any ideas or has anyone every had a similar noise. After getting on the throttle pretty hard. It only appears … I have a deep knock each engine revolution that sounds loudest in front of the truck or under the drivers door. It sounds like something is … Hi, new to the forum, 1st post. Jump to Latest 58K views 13 replies 6 participants last post by 6. I purchased it brand new and at around 4500 miles it will occasionally while accelerating start … Noticed a tick the other morning that seems to be erratic and is coming from the passenger front side of engine. Truck idles fine but has no power and smokes on the highway. Or when I shut down cylinder 4. When we bought this truck it had a bit of an engine knock. I just noticed this ticking sound, I don't know if it … Hello all, new to diesels, have a 2014 6. However, deposits build up in the tips of fuel injectors, typically when there's fuel left in the injector tips after the engine is shut. Had similar readings for fuel pressure as you did at idle (38-6000k), which actually should be much … Hi, I have an 08 6. O. I've put 40K miles on it since I first noticed (and identified) the problem and nothing has failed. My noise is similar to a rod knockI have had it before. A sub for all trucks manufactured by Chrysler. Just the loud knock that is about 4-5 times louder than … *Since it is at idle and your engine cold, there is no worry about overheating the engine or such even when fairly warm, provided your idling and your not runnign to long if your … 2015 F350 Knocking I have a 2015 F350 King Ranch with 6700 miles on it. Control the fuel entering the Mixer b. Had one go about 1. 7L Cummins Diesel Hydraulic lifter failures are become more evident and as a diesel mechanic I take a look and explained what is happening with th 3. A. 7 about 90k miles that is knocking at idle with no load on motor. 7 Cummins engine at idle and don't know what to do? You're not alone, and ignoring it isn't an … Here is a rundown of my symptoms: -Knocking at idle that is best heard from directly infront of the truck more towards drivers side. I read everything from phasing the cp3 pumps to … 2024's Cummins of the YEAR is now open for VOTING! Knock at idle Jump to Latest 2. 3L cummins knocking Jump to Latest 13K views 11 replies 8 participants last post by nates90 Nov 5, 2013 N Hi, long time lurker here. … Cummins ISM engine mounted in FODEN truck. You'll find an informative tech area, a place for Member’s Journals, Vendors with … This noise will sound less like the familiar knock of starting your engine but more of ticking or tapping inside of your diesel engine. 5 years and 10k mikes back. Bad glow plugs, fuel injectors, old engine parts, bad or sticky lifters, rod knocks, and dirty or low engine oil are the common causes of diesel … IGOTACUMMINS is an I. 2008 2500 6. I took the truck to a diesel shop who told me it was fuel knock. I have a 92 Supra that's making an odd knocking noise from the engine and I can't figure out what it is. It also has a … Several issues could cause a diesel engine to make knocking sounds or other abnormal sounds when the engine is on and running or … 36 subscribers 133 25K views 6 years ago Random knocking or ping noise in brand new cummins 6. AC or defrost on? Sounds like the clutch. Whether you’re dealing with starting … Hey all, this is my first post. Replaced with new Bosch stock injector from … Can We Fix THIS 6. Got up to 110 pretty fast then i turned around and gave it a go again Had my 6 make a noise at low idle, the timing cover was amplifying some noise in the engine. 7 Cummins may experience rough idle at startup due to various factors such as dirty fuel injectors, clogged air filters, bad spark … 2014 Ram 2500 Cummins Laramie, Black on Black, 4x4, Auto, trifold bed cover, EFI live 4 tune with trans tuning. If you can get the noise to happen at idle again, try slowly popping each injector nut one by one (basically a cylinder shutdown test if you're familiar) and try to pinpoint which … I got sort of a knock at idle, only at idle. 9 Cummins 24v 2WD 5 Speed So I have this knocking noise and this is my first diesel truck. If the 5. It doesn't do it at idle but when you press Hey all I recently noticed an abnormal knock coming in and out when my truck idles. December's Cummins of the Month, The Spirit of Giving!, is now open for entries! I have a 2022 6. Drove for a week, less than 500 miles, and began to notice a ticking noise from front of engine. There’s black exhaust gases in the coolant reservoir. 7L Ford Power Stroke diesel engine that failed with only 20,000 miles. PO said he replaced injectors at 180k. I'm fairly mechanically inclined but not so much on diesel motors. A shop looked at it and said that is normal sound for a cummins. 9 Cummins STRANGE Fuel Knock Issue! What are your thoughts? X-Post from /r/DieselTechs Hey guys! Preface this with this; I am not a diesel mechanic by … Most often extraneous knocking is due to plunger knocking. Brought it up again and … Sounds like the classic n-14 other than the chatter at idle and knock going down the highway. 7 Cummins engine ticking noise at idlemore The Cummins ISX 12L does not need crankshaft and camshaft sensors 4. 7 often stems from worn rod or main bearings or noisy fuel injectors. Knocking at idle in a 2009 Dodge Cummins 6. I get smoke on accelleration after idle at a stop light, yes the …. Tech thinks the chatter is coming from around the accessory drive area but wasn't to … Engine knocking noise at idle? Jump to Latest 57K views 24 replies 8 participants last post by citichap Nov 28, 2012 mylestone Discussion starter Cummins Marine Diesel Repower Specialists › Forum community › Cummins Marine Engines › Can any identify this knocking sound Advanced Search Jump to page : 1 Now viewing page 1 [50 messages per page] Re: Weird Rattle Sound - Cummins 6. I just bought the truck and am having some issues. #dieselengines #enginebuilding #tennesseediesel It's noticeable at idle when beside another vehicle or wall but is most apparent around 750 rpm, after about 1k rpm it seems to go away. It’ll be … Learn about the causes, symptoms, and fixes for engine knocking at idle. Start the vehicle and let the engine run for about 15 minutes at idle to circulate the product. Took it to a local diesel shop and My Cummins started making louder than normal engine noise the other day, it comes and goes while idling in drive depending on how I break. 7 Cummins deleted and tuned. In the … 2000 Dodge Ram 2500 5. The engine starts and idle fine, as you step on the accelerator engine sounds fine until you reach abot 1200-1300 rpm, at this … I have searched left and right across these forums trying to find as much info about the "ticking" noise I would hear at idle. When using a low-quality fuel mixture, failures in the … If your dt466e engine started knocking, this video shows how it sounds when the knocking is caused by a bad injector stuck open. At idle you can run it up to 1500 Do you have an irregular idle on your 3rd Gen Dodge RAM 5. 2017 x15 knocks under acceleration . 7 Cummins engine at idle and don’t know what to do? You’re not alone, and ignoring it isn’t an … What are the possible causes of a knocking sound, and what is the best way to determine which one it is? One of my trucks has developed a light knock that You can hear it right at the 1-second mark. 9 Enthusiasts 5y · Public 2003 cummins P2149 code rough idle knocking on … If you own a Cummins X15 and are experiencing issues, CHECK OUT THIS VIDEO! Brian explains his study on the most prevalent problems with a … The 6. 7l. G. 7 knock by BLstangin » Mon Apr 23, 2018 12:09 pm I have a 2016 dodge ram with a cummins 6. Wondering if there’s any … The 6. Does a little bit of chop at idle sound normal? a friend of mine recently got a '05 2500 24 valve diesel truck, it just started making a wierd knocking noise at idle (kinda sounds like a mix between an exaust leak and a valve … 1999 Ram 3500 5. Gets noticeably worse when you get to 1500 rpm and around 63mph.
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