Harley running rich symptoms Has a lot of black on plugs etc from running rich only. The unburnt fuel goes out of the engine and to the exhaust. The carb needed major cleaning, but then it ran fine. Runs really rich at lower rpms. Tappets, lifters & pushrods. It sounds as though the rear cylinder is running in advance timing and the front cylinder running in retarded timing. This is what is called running rich. How to fix a motorcycle running rich: 6 easy waysMotorcycle running rich (symptoms and how to fix) Why does riding a motorcycle make you tired?Motorcycle accident injuries and road rash. Both conditions can be very harmful to your bike and cause serious damage as well as create an unsafe riding condition. Spoke with the support at vance and hines and they were not very helpful. Lean. Your Harley engine needs the right spark timing and fuel-air mixture to start flawlessly every time. So just after 1 day of ownership of the bike, she started to misfire and ran a little weird Apr 15, 2024 · Prevent air from entering your bike’s engine. I pulled the plugs today after 120mi ride yesterday with a mix of city/hwy/ and I only got 25mpg (which is terrible) and my plugs are white telling me the bike is Aug 2, 2023 · The absolutely worst thing for Harley Davidson reliability is their owners. During cruise, mixture is adjusted in a lean direction until the engine stumbles, then slightly enrichened. But when the engine is running lean it runs hotter and this will include your exhaust headers. If the bike starts to die at idle after a few miles, a too-rich idle mixture may be fouling the plugs. 2. At low RPM (cruising like 35mph) it sputters a little or misses briefly. Aug 16, 2013 · I put my bike in the shop (1981 Sportster XLH) to have the timing set, valves adjusted, new points and carb adjustment. Is it possible that the seafoam created a false lean condition, so that once it was run out the ecm AFR settings are now causing the rich condition?. A rich fuel mixture can result in poor fuel economy and increased emissions. It is running rich. Causes For Engine Running Rich Condition Symptoms & bad effect of bike and scooter running on rich air-fuel Dec 7, 2022 · Black smoke indicates that your bike is running too rich and complicating the combustion process. I am trying to revive a bone stock 1984 Kawasaki GPz 550. I figured that out when I May 28, 2011 · Good day fellow riders. I just checked the plugs after about 250 miles and the plugs indicate that I am running too rich (black soot present). a larger air cleaner will give you the air but since you are still running on the ecm map for original set up it will still be running lean. Here are the symptoms you can notice if the motorcycle is running rich: #1. When I Jan 17, 2025 · The good & bad health effects of riding a motorcycleRunning your bike in: why it is important for new motorcycles Motorcycle running rich vs lean: symptoms & signs (+ what to do)Motorcycle running rich (symptoms and how to fix). my main concern is this is a new engine will running a touch rich be harmful to it during break in? can't get it on the dyno to tune it Oct 14, 2024 · Motorcycle running rich vs lean: symptoms & signs (+ what to do)How to fix a motorcycle running rich: 6 easy ways Motorcycle running rich (symptoms and how to fix)Pin by matthew hoppe on adventure. May 24, 2007 · Rich: Emits black smoke, esp on hard accel, sooty deposits in exhast pipe (sometimes even wet, sooty, gas-smelling ones), Running rich will foul plugs, deposit carbon in the cylinders, but is not likely to cause major engine damage - just can 'gunk things up' over long periods of time. Have a question concerning my bike. Check out the EFI section. I started w a fuelpak and started experiencing like a surging at low speeds (20-40). I figured after it dried out all would be fine. Carburetors can be pretty annoying. Is there any dead give aways to see if im running too rich or too lean. Engine Running Rich Symptoms. 45 volts), then the ECM will answer with a lean command (reducing injector pulsation), or if the signal is on the lean side (below 0. This is my first harley and just thought everything was normal. A rich fuel mixture can stem from various is In order to truly tune my carb, I want a better understanding of the symptoms of lean vs the symptoms of rich. Now the engine starts with no issues/idles beautifully and has great response. Basically told me not to worry about it and Dec 15, 2024 · 5 Tips to Keep Your Motorcycle Running Forever Harley motorcycles running rich symptoms: spot & solve the issue. Oct 21, 2024 · Harley motorcycles running rich symptoms: spot & solve the issue 5 expert tips to make a motorcycle run smoothly Harley motorcycles running rich symptoms: spot Nov 3, 2005 · If you're too rich you will see black smoke coming from the exhaust pipe. Running your bike in: why it is important for new motorcyclesFuel system 5 expert tips to make a motorcycle run smoothlyMotorcycle running rich vs Mar 15, 2024 · How can you tell if your motor is running too rich or too lean? In this video from Partzilla. That too-rich condition has consequences. Jan 9, 2025 · Restricted airflow can result in an overly rich mixture. However, back off the accelerator pump all the way. But yesterday, it started running a bit rough when I'd give it a bit of extra throttle (ie: trying to maintain speed up a hill, etc). Fouled plugs - - Change plugs, check gap. It does around 120 miles to the tank and blackens the spark plugs. You're running a 28 intermediate jet, which is good. So my questions tot he forum are : Jan 27, 2025 · The P0172 code indicates that the engine is running too rich on Bank 1. It is caused by excessive oil burning in your exhaust pipe. Apr 14, 2019 · Great article, I love the symptoms charts. Harley motorcycles Running Rich Symptoms: Spot & Solve the Issue Harley motorcycles running rich symptoms: spot & solve the issue Oct 22, 2014 · With a 96" I'm running a Thunderheader 2 into1 exhaust/SE high flow breather/K&N air filter/N65C needle shimmed 50'/48 pilot/195 main/air-fuel mixture screw 2 turns out from seat. Aug 23, 2010 · Fouled plugs will not fire correctly. Motorcycle running rich (symptoms and how to fix)Motorcycle running rich vs lean: symptoms & signs (+ what to do) Running keepMotorcycle running rich vs lean: symptoms & signs (+ what to do). I loosened the throttle cable to lube them and did not think about having to reset the throttle positions in the PCIII. Here are some basic symptoms, some duplicate. Understanding the signs of a rich-running motorcycle is crucial for maintaining optimal engine performance and fuel efficiency. No more farts and nice throttle response. Lean Mixture Symptoms - I have not pulled the spark plugs yet, but I plan to do so just to check them out. Exhaust backfire and overheating. Diagnosing Rich Conditions. I've listened in the fuel tank for spiting sounds but fuel builds an holds pressure, also filling tank does not stop problem, plugs are sparking nice. if it is running rich they will be black with carbon build up. However, that's not the full story here, and I doubt it's actually running rich. When a motorcycle runs rich, there will be lots of unburnt fuel. It’s running waaaaay to rich; even with the air filter removed. Same story with the TM40. If you're too lean, usually you'll find the bike pops on decel. They absolutely look like it's running rich. I don't really want to go down Aug 31, 2010 · I disconected an bypassed the power comander and it still does same thing. Your bike in particular is 100% running lean. com, John is walking you through the differences in the symptoms Nov 25, 2024 · Motorcycle running rich vs lean: symptoms & signs (+ what to do) Motorcycle running rich (symptoms and how to fix)Motorcycle running rich vs lean: symptoms & signs (+ what to do) Harley motorcycles running rich symptoms: spot & solve the issueRunning your bike in: why it is important for new motorcycles. There are tons of dyno'd maps for your set-up. The engine may sputter or stall when the bike is idle. Take it in and get a good tune done to the bike. when you open up exhaust you need more air to maintain proper mixture. How to fix a rich running engine Feb 20, 2024 · Learn how to easily tune the air/fuel screw in just a few minutes:2 stroke - https://motocrosshideout. Symptoms & bad effect of bike and scooter running on rich air-fuel Causes for engine running rich condition Harley motorcycles running rich symptoms: spot & solve the issue. Motorcycle Accident Injuries and Road Rash Motorcycle running rich vs lean: symptoms & signs (+ what to do) Jan 21, 2025 · Pin by matthew hoppe on adventureRich spark lean symptoms plugs motorcycle fuel carb condition settings plug white grey looking vehicle carburetors causes common burn Motorcycle running rich vs lean: symptoms & signs (+ what to do)Causes for engine running rich condition. If a carb, then the float valve may be leaking and fuel is running in when it is off (as above). Harley-Davidson enthusiasts know the distinct rumble of their bikes, but an engine running rich can quickly overshadow that iconic sound with less desirable symptoms. I've driven about 1000 miles since then with no issueswell, no engine issues anyway. This section will discuss two common symptoms: rough idling and backfiring. Running too lean is more dangerous than rich, but running too rich can cause problems like washing the oil off the cylinders. How do I know if my MAP sensor is bad? A bad MAP sensor will produce engine symptoms such as poor performance, rough idle, stalling, difficulty starting, and poor fuel economy. Rough idling is a common sign of carburetor trouble. Also had s&s camplate and s&s hvoil pump installed. Typically, you’ll find that there’s an excess flow of fuel in the engine and there isn’t enough air. Sep 29, 2008 · I have put V&H basic slip ons, SE air filter and a PCIII on my flhpi Road King. An engine that is jetted too rich will have combustion temperatures that are too low to burn the fuel and oil effectively, leading to deposits and wet fouling of the plugs. Understanding the symptoms helps in diagnosing the problem early. Installed both bike ran great. 2012 brute force 750. Upon using an OBD2 scanner, stored diagnostic trouble codes such as P0172, P0175, and P2097 may appear. It started happening after harley Jul 26, 2020 · I have an 18 RGS. When it comes to rich vs lean, all we're really talking about is the ratio of fuel to air inside the combustion chamber. Terms often used are: Stuttering Hesitating Running Rough etc etc. ” May 15, 2013 · Running to lean, the bike will run hot, spit out the air cleaner and so on. The jets are correct per the shop manual. The spark plugs were basically black and if I put silencers in the exhaust it turns those black as well. Difference Between Running Lean And Running Rich. Rich mixtures foul plugs and waste fuel. Harley motorcycles running rich symptoms: spot & solve the issue . I have a Mikuni HSR42 on it jetted: 160 main 97 needle clipped in middle 50 acc pump nozzle 22. I am planning to change plugs today and reset the idle mixture about 1/4 turn. . As the gas speed increases the momentum increases which is what allows the gas to continue to flow after the valve closes, if you keep the gas moving while the valve is closed you will increase the scavenge when it opens next. If it hasn't been tuned to run that rich, and the only mod has been pipes, than the carbon fouling is likely not an indication of If the signal is on the rich side (above 0. Apr 13, 2024 · Motorcycle Running Rich Vs Lean: Symptoms & Signs (+ What To Do) Harley motorcycles running rich symptoms: spot & solve the issue. You CAN get rid of the decel pop. Jul 8, 2022 · So I decided to get it dyno tune in case it was to rich well that was a big mistake pick up the bike and noticed the engine was running a little hotter and valve noise needless to say I wasn’t happy, took the bike back to the tuner and said put back where it was and I’ll live with it running rich and burning a little more gas, they added Jul 12, 2023 · The signs of a carburetor running rich include excessive fuel consumption, burnt spark plugs, poor engine performance, and rough idle. Unfortunately it was a private sale and i cant find the dudes number to ask if he tuned it. Reduced Power - Sluggish at certain RPM's. When your engine runs rich, it’s very common for the check engine light to illuminate on your dash. 5" exhaust w/ se intake. Common indicators of Harley motorcycles running rich symptoms include a fouled spark plug and a strong fuel smell. I've adjusted it as per instructions and checked float setting (it's good). I've tried measuring the fuel pump output. Symptoms of Running Lean or Rich Identifying whether your engine is running lean or rich starts with understanding the symptoms. Beforehand my bike seemed like it was running lean under load because I was getting a detonation noise, so I tried to richen it 1 notch with the clip position but now I'm getting Jan 9, 2025 · Running keep Harley motorcycles running rich symptoms: spot & solve the issue The good & bad health effects of riding a motorcycle. The engine may bog down until you reach a lower RPM and then suddenly power returns. But seeing the BST has no ACV you can't get rid of decel pop on a perfect set up. I bought a pair of Wild Pigs on ebay and a PCIII from Fuel Moto. Watch the video above or read on below to learn about how to tell whether your motorcycle, ATV or side-by-side's engine is running rich or lean. Rough Idling. Apr 24, 2020 · in the previous video I replaced the bank 1 sensor 1 oxygen sensor. Feb 3, 2016 · Why is my bike running rich, when everything indicates it should be running lean. Harley motorcycles Running Rich Symptoms: Spot & Solve the Issue Pin by matthew hoppe on adventure Oct 18, 2024 · Running keep Harley motorcycles running rich symptoms: spot & solve the issue Motorcycle running rich vs lean: symptoms & signs (+ what to do) Motorcycle running rich (symptoms and how to fi Mar 20, 2023 · All of these symptoms point to an engine that is running rich, even though the problem is in fact a lack of proper combustion due to a problem with the fuel ignition. Jan 17, 2024 · Harleys are known for their robust character and the rumbling melodies of their engines. Sreamin Eagle Air filter and using Vance and Hines Fuel Pak. If it happens, you need to clean the carburetor as soon as possible. I have a 2012 fatboy lo with the 103. com/fuel/W Small aircraft have a mixture knob. Ignition coils can start to fail if there is a problem with the internal wiring coils and their insulation. Jun 1, 2004 · From your bike's mileage I would guess that you have either a Dyna or Softail series motorcycle; 36 mpg is about right for a Dynojet-kitted FX Harley. Just the opposite has occured. Both are incorrect fixes for plug fouling. Reactions: be able to recognise lean or rich running noises and symptoms, IMO. The big touring machines usually get closer to 32 with the Dynojet kit. running rich is safer than running lean. He suggested a Screaming Eagle Air Filter upgrade and a FP3, if I'm keen on good performance too. Also, smell the oil. I used the canned map #807-016 and also saw a side bar that this map may run rich, on bikes that have had the new type injectors and down loads under the HD recall. Supposedly running reasonable, then coming to stop light, started running rough, won't idle, black smoke out of pipes, black spark plugs. Mar 25, 2024 · How To Fix A Rich Running Engine. Dec 12, 2024 · Harley motorcycles Running Rich Symptoms: Spot & Solve the Issue Causes for engine running rich condition. Insulator may be white. Just had zippers 468 cam kit installed. Nov 26, 2007 · Ok I have a 2000 Road King I bought with 1600 miles. Climb mixtures should be rich to help cool the engine. The following list will help you determine whether your Bike is running rich or lean. you can isnstall a steath larger air Oct 3, 2024 · What to do about a motorcycle road rash injuryHarley motorcycles running rich symptoms: spot & solve the issue Causes for engine running rich conditionMotorcycle running rich vs lean: symptoms & signs (+ what to do). 5 key factors that determine if you're good on a motorcycleMotorcycle running rich (symptoms and how to fix) Running your bike in: why it is important for new motorcycles5 tips to keep your motorcycle running forever. My bike did recieve the new injectors and new flash A lousy coolant temperature sensor will send a false report resulting in an engine running rich. Jul 15, 2016 · I know on cars if a fuel injector goes the car runs ruff. Causes the engine to overheat. Harley motorcycles running rich symptoms: spot & solve the Jul 16, 2008 · I recently bought an xl1200, which was stored for about 4 years. The bike doesn't break up like it did but, now it sounds more like a Harley wannabe instead of the Harley it is. Oct 19, 2008 · By the time I got home I suspected I had sucked some water in the air cleaner. Apr 23, 2014 · Many people will tell you all sorts of band-aid fixes, from running less oil, to running a hotter plug. Jun 4, 2010 · Ok, here is what I got: '02 Dyna WG, stock as far as I know. What you need to look at is gas speed, the faster you can keep the gas moving the lower your pressure will be at the port. As you climb, there is less O2 available and the mixture becomes rich. Apr 25, 2018 · The Service Head at the local HD Dealership told me it's because "the engine is running lean, Sir". Float Set Too High. My assumption is that it's running rich because I've been playing with the clip position on the throttle needle, but I was wondering if there's a way to know for sure. Your car may also fail the annual emissions test. To prevent your vehicle engine from undergoing the effects of an engine running rich, you want to know the symptoms associated with the engine running rich. May 23, 2019 · If the bike is running rich and backfiring it is a tuning problem IMO. From power loss to hesitation to lean issues, engine overheating, low oil pressure, or bad oil viscosity, air intake leaks manifest in several noticeable and not-too-noticeable ways. Oct 25, 2024 · Motorcycle running rich (symptoms and how to fix)Rich spark lean symptoms plugs motorcycle fuel carb condition settings plug white grey looking vehicle carburetors causes common burn Smoothly pj1Motorcycle running rich vs lean: symptoms & signs (+ what to do). Feb 14, 2015 · I think, before you go father, after you start it, you should be ready and try and ride it then, before it fouls the plugs. Original Jul 31, 2016 · Since I finished the session I keep seeing codes for both cylinders running rich. Running your bike in: Why it is important for new motorcycles. V&H big radius 2-1, a ness big sucker stage 2 and a cobra powrpro auto tuner about 6000 miles on the bike now. Screaming Eagle ignition,V&H Short shots. Last fall i got a jd jet kit for my 2009 wr250f. When your Harley is releasing a lot of dark smoke, the carburetor is most likely dirty. ( big but ) tuning it WITH an active ACV is much more difficult. These all relate to there bring excessive gasoline in the exhaust He had a very intuitive understanding of engines and could quickly identify an engine running too rich or lean by throttle response, bogging, surging, or sputtering (I still don't know the difference or how to identify a sputter, hesitation, or bog as being either too rich or lean) So I'd thought I'd make a thread of some common tricks, hints Jun 18, 2014 · running hot means Too Lean and probably more than Xieds will Cure ( I run Xieds on my Dyan and Love them ) since you are running a Very Open Intake. But a after market carb (s&s super) and after market exhaust(2-1) was on when i bought it. my Harley had some mild signs of a lean condition and while recording the diagnostic code Dec 11, 2024 · Harley motorcycles running rich symptoms: spot & solve the issueRunning keep Motorcycle running rich vs lean: symptoms & signs (+ what to do)Pin by matthew hoppe on adventure. The bike will start but is running so rich that it will not idle at all and when it does run it just fogs black smoke out the tail pipes and the idle mixture screw does not have any effect. If it's been running really rich,(which is what it sounds like), then the oil can be really diluted with gas, and this causes all sorts of havoc. Running rich can also damage an engine, it will wash the bores allowing metal to metal contact, this polishes the piston skirts, takes the hone off the bore and damages the rings. Aug 9, 2014 · Ok so here's the story. Running rich will cause black smoke from the exhaust and an increase in fuel consumption. Jun 23, 2024 · Help! My 2003 Heritage is running really rich (black plugs) and bogging down then stalling on idle the longer i ride it. It's all in the jetting. A motorcycle running rich indicates excessive fuel in the air-fuel mixture. Some background: S&S 107 with a Super E carb with a . Ive checked over all my wiring and have not found anything wrong. Rich running will make a bike pop and carry on as well, which is why it clears up at high rpms, as it's clearing out, however, fouled plugs will emulate a lean condition as well. Jul 1, 2009 · It's running rich, you know that, if you haven't changed anything then it has to be the carb system that's getting too much gas or too little air, it could be the sync but usally there's other symptoms like vibration, uneven idling or poor mileage but it's worth takeing a look at, another thing is the idle adj screw to see if it's backed out or Aug 1, 2019 · If it is rich enough to wash down the cylinders, then normally the power will be pretty flat. Feb 12, 2025 · A faulty carburetor can cause many issues with your Harley Davidson. 4. I’ve seen more engines damaged from running rich that lean. Too much fuel and the mixture will be too rich. 45 volts) then the ECM will answer with a rich command (increasing injector pulsation). So, if your bike shows signs of running rich, you should clean the air filter. I'm wondering if this is more likely the symptoms of a motor that is gradually fouling plugs or if I should be looking at other things. 1974 Suzuki GT750 Lemans (Water Buffalo) I took it to the shop and had the cam chain tensioner replaced when they discovered it was running rich. Nov 28, 2024 · Harley motorcycles running rich symptoms: spot & solve the issueCauses for engine running rich condition Motorcycle running rich (symptoms and how to fix)5 expert tips to make a motorcycle run smoothly. Pin by matthew hoppe on adventure Motorcycle running rich (symptoms and how to fix) Running your bike in: why it is important for new motorcycles Mar 21, 2017 · Hi all I have a 2001 Road King with fuel injection, stage 1 with power commander III and V& H fish tails. Popping on Decel can be caused by a too lean mixture but most often when its severe, there is one or more Air Leaks in the Exhaust System. The key to solving this problem is to fix the faulty component responsible for the excess fuel intake. It is even possible to ignite oil or gas residue in the air cleaner causing a fire! If your H-D has these symptoms, there are several causes and several easy fixes. Rich conditions are less common and mostly happen due to float problems. Jan 30, 2020 · So in my quest to find out why my bike is running rich, I've been digging. How to fix a rich running engineFuel system Motorcycle running rich vs lean: symptoms & signs (+ what to do)Running your bike in: why it is important for new motorcycles. Wide open throttle yields no power. v&h has sent me 3 tunes and the bike is still very rich. I have an fp3 rc components tormentor headers& 4. Intake leak - Mar 23, 2024 · Motorcycle running rich vs lean: symptoms & signs (+ what to do)Rich spark lean symptoms plugs motorcycle fuel carb condition settings plug white grey looking vehicle carburetors causes common burn. Below, we have given the steps you can follow to clean the air filter on your bike. 031 intermediate jet. Lets start at the beginning. Difficulty Starting. Just idling it is hard to get everything cleaned out. Intake manifold Oct 14, 2022 · Spark plugs are the hands-down best way to determine whether your engine is running lean or rich. It's running rich. Aug 9, 2024 · Motorcycle running rich (symptoms and how to fix)The good & bad health effects of riding a motorcycle Harley motorcycles running rich symptoms: spot & solve the issuePin by matthew hoppe on adventure. Jun 26, 2012 · I've found that it's running rich as my plugs are eventually getting powdery black. An FXD or FLST that delivers 36 mpg at 65 mph is running too rich. Mar 21, 2010 · Running a lean mixture makes the bike run hott and this could cause a burned piston. And most people here are correct that running rich is better than running lean. com/carb/4 stroke - https://motocrosshideout. 1978 Strokershovel Lowrider 100 inches. Sometimes, an issue with the MAP sensor may cause the engine to run rich or lean. It fouls the plugs in about 4 -5 minutes of running. Look at your spark plugs they should be a nice chocolate color. Symptoms of Lean and Rich. Replace the speed sensor (because the old one failed), replaced the crank position sensor, replaced the engine temp sensor, replaced the coil and plug wires, tried HD, Autolite, Champion and E3 plugs. com Jul 6, 2014 · I was running a 48/190 NC65 needle (shimmed 0. 5 idle jet air screw 2 turns out What do I do? I ordered new idle jets to Oct 2, 2018 · When tuning a bike for the first time, it may be difficult to figure out if your bike is running too rich or too lean. After around 1000miles it starts to mis fire and eventually stops going. Spark plugs are clean - No residue. 1. How to fix a motorcycle running rich: 6 easy waysCould someone please tell me how much it might take to get this Harley motorcycles running rich symptoms: spot & solve the issueDoes riding a motorcycle relieve stress?. If your plugs or a plug is black due to running rich because of the intake leak it will backfire and pop until it cleans up. This can lead to poor performance and increased emissions. Nov 1, 2024 · Harley motorcycles running rich symptoms: spot & solve the issueCauses for engine running rich condition Motorcycle running rich (symptoms and how to fix)Motorcycle running rich vs lean: symptoms & signs (+ what to do). Dec 2, 2024 · 3. yes, by making it run too rich on closed throttle. And worse, many claims of lean conditions and rich conditions are contradictory. May 17, 2022 · What Are the Symptoms of Engine Running Lean? How Do I Fix My Running Rich or Running Lean Bike? How does air-fuel mixture affect engine performance? Can running rich damage the engine? Is it better to run an engine lean or rich? Which Is Better – A Lean or a Rich Mixture? Here’s the thing… The 6 main ways to fix a motorcycle running rich are to: Adjust the air to fuel ratio; Check if the needle is sticking in the carburetor; Check for stuck open floats; Clean your air filter; Check for stuck open butterfly valves; Change your O2 sensors if your motorcycle has them; The most likely culprit to a running rich problem is the carburetor. RUnning lean will give a white plug. Characteristics of a rich condition are an inability to stay at the pre-set idle level, dropping off of idle level and dying at idle. As per there recommendations to my altitude i went up to a 175 main jet from a 170, with the red needle in the third clip. but. whatever fuel management system is on there may have been sent out of wack. When my buddy was riding behind me he said all he could smell was raw fuel. Also there may be a problem with the engine temp sensor, if the temp sensor is malfunctioning then the computer will see that the bikes engine temp is low and add more fuel to the engine causing the bike to run rich. But when that melody goes off-tune, indicated by symptoms like a high idle and erratic engine behavior, it may be time to check it out — or more specifically, the intake manifold. Dec 14, 2024 · Harley motorcycles running rich symptoms: spot & solve the issueWhat to do about a motorcycle road rash injury Motorcycle running rich vs lean: symptoms & signs Jul 30, 2013 · my deuce is running just a little rich i'm not going though spark plugs like hot cakes or anything,just on the rich side i've adjusted the fuel mixture screw can't get it worked out i'm thinking its the jetting. What happens is that engines always have some unburnt fuel that exits through the exhaust. The FP3 says to run another auto tune session so it can adjust the AFR. While at a stop you Oct 27, 2002 · I readjusted the idle mixture about 2 1/2 turns from the closed position with nice results. Mar 25, 2024 · Motorcycle Running Rich Vs Lean: Symptoms & Signs (+ What To Do) Causes for engine running rich condition. It can often be confusing when deciding whether or not a motorcycle engine is running lean or running rich because they can sometimes give similar symptoms. Running a 2009 street glide with Rinehart slip on's. You may even be able to start the engine cold without using Sep 16, 2024 · Common Symptoms of an Engine Running Rich #1 – Check Engine Light On. Yes. Aug 24, 2012 · 2004 Dyna Lowrider Harley Heavy Breather,Stage 1,Screaming Eagle mufflers. Sep 29, 2021 · Hey y'all I'm new to this forum and just got my first Harley! 2019 StreetBob with 10,000 miles I just had a few questions about my brand new used bike and I'm hoping y'all could help me out with it. Jan 7, 2004 · This condition is not only annoying, but can cause the Harley to stall dangerously at stoplights, and can damage intake seals. Driving with this code may seem manageable at first, but it poses risks. Done so far: Diaphragm had a chunk out of the lip – replaced – no change. Please advise me on what the real symptoms of lean vs rich system is. Jan 18, 2022 · it's air fuel mixture pure and simple. Running rich, the bike will break up down low if the pilot jet is rich, will smell, and might get some black smoke out the exhaust, to rich up top the bike will really lack top end. In a high-flowing exhaust system, the unburnt fuel detonates within the exhaust. Your Harley Suffers Frequent Hard Starts and/or Rough Idles. stumbling and decel pop are classic sighns of a lean condition caused by the opening up of the exhaust. This can lead to a variety of issues if not addressed promptly. Feb 14, 2023 · The most common symptoms of a rich running engine are excessive smoke coming from the exhaust, increased fuel consumption, a check engine light and a fuel smell. Not sure if there is more than one fuel port in the FI units but could be clogged up. Here’s what to watch out for: Symptoms of Running Lean: Loss of Power: Lean mixtures can lead to pre-ignition or detonation, robbing your engine of power. 1996 FXDS-CONV S&S E. They both also deal with the incorrect amount of air and fuel ratio given to the engine. Your engine is pumping air faster and thus you'll need to compensate by adding more fuel. 50') and this configuration did not work well with my engine at all! I was getting 30-mpg and the engine was sluggish and had starting issues. Here's what I have done so far. Thanks. you'd need an FCR with ACV to get rid of decel pop. It only happens intermittently. Apr 6, 2013 · Replacing the plug will sometimes get it running again, sometimes I have to let it sit for a long while. See full list on motorcyclezombies. I think its the front cylinder that fails.
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