Thank you for watching! This could become apparent even as you start the motorcycle. Take it to a Honda dealer and ask him to run diagnostics on it. Causes of Bad Ignition Coil. The ignition coil needs to be tested, as the specific service manual of the motorcycle says. The first and generally most overlooked cause is time. Also, if you have no idea when they were changed last, that might be a good indication that theyre spent. components of your electrical system to see what is causing the excessive amperage. In general, you will notice that your engine is not running like it should. insulation can cause arcing in the plug wire. One sign Hence, your bike will sound as though power is missing. Without such a high voltage, the current wouldnt be able to jump across the spark plugs electrode gap. If it does, the stator is faulty. A properly functioning accelerator on your motorcycle is critical to having a fun and safe ride. Your email address will not be published. That is when you feel excessive vibrations and unwanted noises coming from inside of your bike. Here at Gear Sustain we recommend and review different products and services in the Automotive, Dirt Bike, and Motorcycle industries. It should not read higher than Vehicle Stalling You will need a multimeter and the shop manual for your specific motorcycle to troubleshoot the electrical You need to make sure that your battery is in working condition. The main reason that stators get burned is from high amperage. This wont completely warm up your engine, but it will make it warm enough to get it started. Youll need to figure out which wire is poorly grounded. You can try your best to avoid hitting large bumps but your engine will still experience vibrations. not diagnosed right away as it will make it seem like there is something else wrong with your bike. Failed Harley ignition coil results Symptoms that youre in the wrong gear: this mostly applies to kick starter motorcycles. Vibration also does a lot of damage to your stator. After coating the stator, you will want to cure it in an oven at 300 degrees for about 30 minutes. Just a guess but I'd imagine on a piece of tech like the st1300, you might have more than one coil. Step 6 - Test the Coil. Your vehicle will cough and splutter regularly. So, you must be very careful about it. OBD2 Scanner: https://amzn.to/2QBLLp1. Vehicle backfiring. It will, Connect your multimeter leads to the connector and check for resistance by If it has a really low number, such as 9 volts or below, then you battery is pretty much toast and youll need to purchase a new one. This will make your motorcycle run much more smoothly. setting your meter to Ohms. To test the ignition coil, youll require a digital multimeter. Some symptoms are very common, matching other different symptoms in motorcycles. Bad Ignition Coil. Please enable JavaScript in your browser to submit the form, How to Make Harley Davidson Pipes Sound Louder, 10-Point Checklist For Buying a Used Motorcycle, Harley Davidson Electra Glide vs. Street Glide Comparison. A check engine light can also point to either, as can difficulty starting the engine. You can soak it in hot soapy water then rinse it. Once the ignition coil fails or has problems, the pistons frequently misfire or do not fire because the charge to ignite the gasoline is not delivered. If you need to replace a spark plug, make sure you replace all the other ones as well even if they dont need it. Thats because early ignition systems had just one ignition coil feeding all the spark plugs via the distributor, Haynes reports. Then take the positive and negative wire leads and attach them to the posts of the primary winding of the ignition coil. Check Engine Light comes on. Vehicle backfiring is very common and one of the early signs of a bad ignition coil. The following are the Harley Ignition Coil Symptoms: Once you find out that your ignition coil is bad, the first thing to do is to disconnect the negative terminal on your battery and locate the coil that needs to be replaced. How to fix it: there is no way around it, youll simply need to get a new starter. that can make the bike run poorly or completely die at what seems to be random times. Kyle currently works as a mechanical engineer and graduated with a minor in automotive engineering. So, you must be very careful about it. And when you get to a stop sign, the engine may fail to start, or its idling. You also may experience other issues that will appear in different circumstances. This website is where I report everything I've learned and continue to learn. Looks like a fairly simple procedure and it would be great if it indicated the problem. Your stator will wear out over time. If it did not, the issue is more than likely faulty contact points or incorrect timing. Generally, you can get a reading of 0.2 ohms all the way up to 5 ohms. function. How to diagnose motorcycle ignition problems. to have access to another working box. However, if you know the signs of damage, that would be easier for you to tell. Checking all of the If you dont have access to your owners manual, check out emanualonline.com for an easy and affordable download of your motorcycles specific manual. By the end of this article you will understand the purpose of the stator, how it works, and how to diagnose a bad stator. Your starter will make a brief clicking noise then make a humming sound. Everything wears out over time. Look into your specific motorcycle for the appropriate size of enameled copper wire. Luckily through my own trial and error, my education in mechanics, and a little bit of luck, Ive been able to troubleshoot several areas of the motorcycle. Essentially, their Can A Loose Motorcycle Chain Cause Vibration? car may completely stop working or fail to restart after shutting up. The ignition coil issues can cause different problems in your vehicle. Strange noises, backed up by a poor response from your engine resulting in vibration or jerking when idling, can be warning signs that your vehicle's ignition coil is on its way out. Usually, if your bike is at high speed, the engine will jerk and spit, making some unpleasant vibrations. First, its possible for the ceramic coating to get cracked. There are other contributions, too, such as poor wire connections and the starter becoming overheated. Theyre connected to the electrical components. It is usually located off of the positive battery wire. A properly functioning accelerator on your motorcycle is critical to having a fun and safe ride. In most cases, it is seen a worn-out ignition coil is creating issues like engine misfiring. pulled in. While the ignition coil transforms the power, the spark plug wires assists to ignite the fuel. One thing you must do is to make sure that you test the type of Harley coil your engine is using, knowing whether it is coil-near-plug or coil-on-plug. Your motorcycles stator is very similar to an automotive alternator except that the stator is only one part of an alternator. Symptoms that your motorcycle is too cold: This is only applicable to motorcycles that have a carburetor and does not usually affect motorcycles that have a fuel injection system. If you have a doubt about your bikes ignition coil, it is suggested to take a visual inspection and seek professional help for further assistance. The stator can be an extremely hard component to diagnose as there are quite a few potential symptoms and they are all also symptoms of other component failures. Order / Questions? It will require some attention to detail, but you can do the entire thing yourself. 1) Stalling If your vehicle begins to stall as you're driving, it could be related to your ignition coil being bad. A clogged injector generally happens if you let your motorcycle sit for a really long time. that sends you an indication that you have a bad Harley ignition coil is that When the ignition coil is energized, battery voltage flows through the primary windings, creating a magnetic field. If it starts and revs up for a few seconds then that means your have a dirty carburetor. This can be frustrating if How fuel injectors get clogged: This is not very common among fuel injection systems. We and our partners use cookies to Store and/or access information on a device. Symptoms of a dirty carburetor: there are a ways to tell if a dirty or malfunctioning carburetor is your problem. The stator mark will need to be lined up with the engine mark, then youll need to remove the valve cover and make sure the valves are positioned correctly. One possibility is that your vehicle has a bad ignition coil. If the ignition coil has gone wrong, the bike engine wont give you a smooth start. How can you tell when its going bad though? Cannon Entities LLC also participates in affiliate programs with Rakuten, AvantLink, and other sites. Symptoms of a clogged injector: Your motorcycle will attempt to turn over normally when you try to start it but there wont be any combustion. Trouble with the ignition coil can come from different issues. Electrical problems voltage is delivered within certain limits, as not to damage the battery. of 10.5 volts after being charged, it is likely that one of the cells of the battery is shorted. How difficult is it repairing a motorcycle compared to repairing a car? The stator has the responsibility of generating power to run various electronics on the bike. Engine misfiring is one Harley coil symptom that is easily noticeable, which indicates that vehicle ignition coils are malfunctioning. How to fix it: There are several ways you can fix a seized engine, but unless you absolutely know what you are doing, I recommend you take your motorcycle in to a shop to get it fixed, or at least find the exact reason why it is seized. Strange Engine Noise. Compare your readings with your shop manual's specifications to see if they are There are so many different signs pointing towards a failing stator. I am 100% positive, 2 Coils. Every motorcycles process of timing is different from each other. This can happen when you run too many accessories at the same time. Youve got to watch out. You may face challenges while testing the secondary winding portion as the part and testing procedure varies from types of ignition coils to others. Ive written a more detailed article about why motorcycle fuses blow which you can find by clicking here. In some cases the performance issues may even result in the vehicle stalling. Faulty wire grounds are a very common problem, but can sometimes be difficult to track down. The best way to clean out the carburetor is to immerse all the parts into an ultrasonic cleaner and do a few rounds in it. This will let you actually get to the windings and remove them. Misfiring of engine somewhere in the ignition circuit that is losing connectivity as it warms. Then On the secondary side, youll get a way higher reading if the spark plug cap is attached on the winding. In most cases, it is seen a worn-out ignition coil is creating issues like engine misfiring. 6 Reasons Why Your Motorcycle Accelerates By Itself. But, the plug color was perfect and not indicating a lean condition. By learning to recognize these symptoms, one can often find themselves on the fast path to viable repair. This could be constant or completely irregular and sporadic. When the magnetic field gets cut off, it creates an electrical current between the inner and outer coils. if they are malfunctioning. the important details to be able to prevent further damage to your motorbike. The gasoline doesnt entirely evaporate when it is mixed with air during cold temperatures and therefore combustion doesnt occur correctly. If your motorcycle was having large oil leak issues while running and was smoking like crazy or you could hear a ticking sound when it was running, the timing is probably off in the engine. Another simple way of testing if its the coil or the spark plug is by swapping parts. Harley coil symptoms also show in the form of engine backfire. Vibration can come from just about anywhere in a motorcycle and it can make your ride miserable. Sometimes someone tries to wire up aftermarket lights or a horn and put the wrong wire somewhere. Provided that you take good care of it, it should last a very long time, but ultimately time is not a friend to any component on your bike. If you continue to see issues with your battery losing voltage, try using a battery tender which can charge your battery while youre not using it. And you decided to accelerate your bike a bit to go faster. power from the alternator into DC power so that it can charge the battery. If your engines idle RPM doesnt change, the coil for that cylinder is on its way out. Reconnect the original ignition wire onto the splitter connector as well. Certain limits, as not to damage the battery common problem, but can be! Contact points or incorrect timing like a fairly simple procedure and it can make your motorcycle is critical having... Can do the entire thing yourself with a minor in automotive engineering ive written more... Usually located off of the bad ignition coil symptoms motorcycle want to cure it in hot soapy water then rinse it your.! 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