The exact mechanism depends on if you have a conventional system with a distributor, a more modern distributor-less system, or the newest coil-on-lug system, Advance Auto Parts explains. You will need a multimeter and the shop manual for your specific motorcycle to troubleshoot the electrical You wont be getting smoother rides like before and feel loss of power with an ineffective ignition coil. Repeat the process for the negative diode. Electrical problems This is all how you generally test a motorcycle ignition coil on your own. If youre going to own a motorcycle, I recommend having a few basic but essential tools (see my list of recommended tools here) handy in case youre left in a crunch like this. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. First, check the positive diode. Youll get to hear weird noises or feel the low power in starting the engine. But it doesn't have to be that Be sure to look through the jet holes and make sure there are no blockages; any blockages will cause poor performance on your motorcycle. Bad Ignition Coil. Besides, itll give you poor fuel economy, which can cost you more. These are parts that dont last forever and with continual use, theyll eventually become dysfunctional. 10 Best Beginner Dirt Bike for Teenagers | Pick Your Best Choice, Best Electric Dirt Bikes for Kids And teenager motocross riders, 10 Best Dirt Bike Handguards Review & Buying Guide, Best Motocross Chest Protector And Roost Deflector Body Armor For Rider, 10 best dirt bike tires for woods And trail riding, 10 best dirt bike universal training wheels for kids, top 10 best motorcycle wheel balancer and truing stand, 10 best dirt chain lube Protect From Rusting, 10 best motorcycle chain cleaning brush [Buying Guide], 10 Best Motorcycle Chain Cleaner with Buying Guide, Best Dirt Bike Hitch Carrier That Will Make Your Life Easier. A motorcycle with a faulty main fuse may create an intermittent connection that can make the bike run poorly or completely die at what seems to be random times. This series also includes other hard-to-tackle components such as body work and electrical. You can find more detailed information about this in my guide to long term storage. First, use the multimeter leads to check The best way is to check and assess the faults in the ignition coil. Once you get the epoxy off, you can remove all of the windings from the stator. The plug cap should be removed for this test because it can add resistance. How the motorcycle engine timing gets off: its possible the timing was not set right if someone has previously taken your engine apart and reassembled it together with or without professional help. starts to send some irregular sparks to the spark plugs. This website is where I report everything I've learned and continue to learn. Your motorcycle stator performs a critical function on your motorcycle. with two working CDI boxes. For some riders, they find their motorcycle is accelerating unintentionally. 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. (mostly older), they can be separate. Thats the sound of the electric motor and the starter trying to spin but it cant. A bad started can make several strange sounds. This bumps the 12 volts from the battery into 50,000 volts or even more. to test for the CDI is to swap it with a CDI that is known to work. When the magnetic field gets cut off, it creates an electrical current between the inner and outer coils. Excess power is converted into heat by If you notice your battery loses its charge quickly, it is probably due to parasitic drain. it. It is natural for all bikes or any other vehicle to lose its efficiency over time. For example, if your engine starts misfiring, losing power, or idling roughly, that can be the sign of a bad spark plug, Autoblog reports. I'm too lazy to go looking for code readers for YOUR bike. In most cases, it is seen a worn-out ignition coil is creating issues like engine misfiring. 3. Then check the secondary winding of the ignition coil accordingly. Harley coil symptoms can sometimes What are the easiest types of motorcycles to restore? Another simple way of testing if its the coil or the spark plug is by swapping parts. For example, you may notice that your motorcycle runs fine at lower rpms but when you get to the higher rpms, it starts to run really rough. If its too far or too close then it wont spark right. So, you must be very careful about it. with no sparks coming from the cylinders. Symptoms of bad ignition coils that you may experience are an engine light, rough idle, loss of power, and a smell of gas. 80XS11, XJ11,83XVZ12 mlew, May 7, 2012 #2 To begin, you should first check for continuity from the terminal tabs of the connector and then see if of 10.5 volts after being charged, it is likely that one of the cells of the battery is shorted. If you have an electric starter, take your air intake off, push the starter and squirt starter fluid straight into your carburetor. the primary wire that comes from the CDI box and the ground or ground wire. You need to make sure that your battery is in working condition. Symptom #2: Backfiring To do this, place the positive lead into the positive diode. Automobile engines run maintaining sequences. You can soak it in hot soapy water then rinse it. The simplest ones are made out of 2 coils of wire around an iron core. The spark could ark through you since youre grounded and can cause severe burns. It can be very easy to want to look into other things when you start to experience problems and completely overlook the stator. But those signs could also point to a faulty ignition coil. The longer you have a motorcycle, the longer it is exposed to vibrations, heat, cold, wind, water, etc. If the battery has a full charge with no load on it, you can then check it while you turn the engine over. The actual number of the voltage And you decided to accelerate your bike a bit to go faster. If the condition is too bad, the vehicle can stall and give you a very bad riding experience. It will also vibrate when you are running idle at a stop sign or intersection. #honda #cbr600rr #stylishgreasemonkeyFinally was able to get out and ride the HONDA CBR600RR and the ignition coil failed while I was on the freeway. Further, it occurs when there is gasoline in your combustion engine cylinders and is referred to as backfiring. lead to the negative terminal of the battery. The battery should Kyle currently works as a mechanical engineer and graduated with a minor in automotive engineering. If you need higher amps, it will shorten the life of your stator. It completes a circuit and sends power from the battery to the ignition coil and back again. A new stator can cost around $300-$400 some for vintage or hard to find motorcycles can even end up as much as $1,500. That causes a magnetic field to form in the ignition coil. Newer vehicles use either coil-on-plug (COP) ignition coils or coil packs. See my article here for more details about what happens when a battery just sits. The third sign to look for is hearing no sound whatsoever when you try to start it, even though you know the battery is good and the starter is hooked up correctly. It will, Also, plug wires can be checked for proper resistance using an ohmeter. is not terribly important. What are the symptoms of a bad motorcycle stator? within range. For troubleshooting, the stator connector that runs to the engine m ust be Maybe your motorcycle has related symptoms but isnt an ignition coil, could it be symptoms of Harley intake leaks or even fuel filter symptoms? This could become apparent even as you start the motorcycle. It all came from the day I, Read More 10-Point Checklist For Buying a Used MotorcycleContinue, Riding a motorcycle is more than just the miles or the destination. For more info, see my article here. While spark plugs and ignition coils arent the same, theyre both part of a vehicles ignition. The purpose of this guide is to help riders to begin the process of troubleshooting We will also teach how you can repair your own stator and what to expect to pay if you buy a new one. business day. If you'd like us to follow up with you, enter the details below. 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. Below are 5 common symptoms which can be attributed to a bad ignition coil. This could be a result of a bad stator. The second reason is due to old or dirty oil. Failed Harley ignition coil results Ive been there many times myself. It's for this reason that the CDI The ignition coil is not a huge component of a motorcycle, yet it is important for your bikes health. One noise would be a clicking sound. This will ultimately create old gelled up fuel that will clog your injectors and will simply keep the fuel from going through. The only way for a home mechanic When your engine fails to start, it A vibrating motorcycle is not only uncomfortable, but its also scary and would make any rider My name is Kyle Cannon and I love everything about motorcycles. There are so many different signs pointing towards a failing stator. 10 Best Electric Scooter for Teenagers: Safe, and Affordable! Sometimes this will happen while you're already stopped and other times it will happen as you're moving. Stators can fail for multiple reasons. Sometimes someone tries to wire up aftermarket lights or a horn and put the wrong wire somewhere. And when you get to a stop sign, the engine may fail to start, or its idling. This is mostly a safety feature intended to stop people from starting their motorcycle in gear and instantly jolting forward. Switching lead wire sides is not an issue in this case. You can use a multimeter to test the voltages around the ignition coil to make sure thats the true problem before buying a new one. Cannon Entities LLC is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Now you dont have to be an automobile expert to understand what is wrong with your motorcycle. To maintain their status as an authorized dealer they will be required to purchase certain tools. In this article we will dig into these symptoms and what causes them. If the stator doesn't provide enough power, the the voltage of the battery up to about 14.2 to 14.8 volts. Engine jerking, rough idling, and power problems are clear symptoms of whether your ignition coil is bad or weak. As a consequence, your 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. Motorcycles are a lot more simple to repair compared to cars. If the fuse continues to blow, you will have to check other Using a high gear and 5k rpm in a mild uphill makes the engine sound like it spits fuel out of the exhaust. The stator also performs the extremely important role of generating the power for the spark plugs in the engine. Vibration also does a lot of damage to your stator. power from the alternator into DC power so that it can charge the battery. link to 6 Reasons Why Your Motorcycle Accelerates By Itself. You can try your best to avoid hitting large bumps but your engine will still experience vibrations. Your stator will wear out over time. 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. extra power needed to charge the battery during operation. The first and generally most overlooked cause is time. Generally, our first thought is to assume that those other components have failed, and we do not consider the stator. Symptoms of a bad ignition coil: A bad ignition coil will cause your motorcycle to have poor spark circulation. If you notice that your motorcycle is very hard to start and that the difficulty of starting it seems to change with the temperature of the bike, you can be pretty confident that there is a stator issue. link to 6 Reasons Why Your Motorcycle Accelerates By Itself. If you have experienced a problem with our website, please describe the issue in as much detail as possible so our team can explore it further. If it does, the stator is faulty. 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. Poor idling and stalling will lead up to this problem. When you start your bikes engine and still havent made a move, its called idling. If you ride your motorcycle fairly often, then you constantly have fuel going through your inject which ultimately cleans it as it goes. 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. When the sequence gets interrupted by a damaged ignition coil, your bike starts to misfire. mechanics. Follow more updates from MotorBiscuit on our Facebook page. Label parts using some tape if you need to. Some bikes will not start with the side stand down, if the bike is in gear or if the clutch lever is not Symptoms of bad spark plugs: When a spark plug is about to give out, the motorcycle is running poorly, sounds louder than normal, and almost seems gutless. Eventually when a spark plug has gone completely out, your motorcycle will attempt to turn over but simply wont fire up. Readings over 1.5 Ohms are an the negative diode while connecting the negative lead to the stator inputs. 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. See what else happens to your motorcycle when you let it sit by reading my other article by clicking here. You can experience the misfire by hearing the horrid sound coming from your exhaust valve. Is Leatt Knee Brace a lightweight and comfortable? Lets assume that your stator has just burned itself up. It could happen because of a bad ignition coil. How spark plugs stop working: a spark plug can go bad a few different ways. So, without further delay, lets get into the details. If youre a beginner, do not attempt to diagnose and fix this yourself. For the electrical testing, firstly, turn off the engine of your motorcycle. battery will continue to drain as the bike runs. With the negative lead connected to the Another significant symptom of a bad ignition coil is the lessening of fuel economy. To begin, you If it did not, the issue is more than likely faulty contact points or incorrect timing. Theyre connected to the electrical components. Symptoms of a seized engine: If you have an electric starter, your engine will not even turn over. You might also be able to simulate the heat by using When you match the symptoms and assume its a bad ignition coil, the only troubleshooting process is to get it tested and install a replacement ignition coil as soon as possible. Because thats what powers the spark plugs. drop too far if it is making it difficult for the starter to turn the engine over. Youll need to take some of the carburetor apart and purchase a few new gaskets for when you reassemble it. They attach directly to the wiring and indicate when charge flows through it. Essentially, their Can A Loose Motorcycle Chain Cause Vibration? if they are malfunctioning. 6 Reasons Why Your Motorcycle Accelerates By Itself. Once you ignite the engine, the engine gives some noisy sound as though it were coughing or sputtering. Gear Sustain operated by Northern Media LLC is a participant in a variety of Affiliate Programs including Amazon Affiliate Services LLC, an affiliate program developed to provide the opportunity for sites to earn commissions from its visitor's transactions. Secondary windings are the closest to the Iron core. However, motorcycles and cars share the same basic systems. The gasoline doesnt entirely evaporate when it is mixed with air during cold temperatures and therefore combustion doesnt occur correctly. Everything wears out over time. Other extreme weather conditions will speed up this process. Other symptoms include getting it started but it instantly stalls, or you get it started and go down the road a few feet and it stalls when you accelerate. How to fix it: There is only one fuse that can affect the starting of a motorcycle. Your vehicle will cough and splutter regularly. Youll have the positive wire going straight to ground and its too many amps for that fuse to handle thus causing the fuse to blow to protect the battery and the wiring. should measure in the thousands. The ignition coil needs to be tested, as the specific service manual of the motorcycle says. Another simple test you can do, regardless of the type of coil you're dealing with, is to check the voltage flowing with battery connected. By learning to recognize these symptoms, one can often find themselves on the fast path to viable repair. The ignition coil issues can cause different problems in your vehicle. This amperage is absolute and cannot be decreased. happening is to check the battery cables for excessive heat. should be the last thing that you check. Its rich when theres more fuel than air present in the engine, and lean when theres more air than fuel present. Your See our Disclosure & Disclaimer. A great place to start is at the source of power. When used with the right solution, the ultrasonic cleaner emits an ultrasound that agitates the solution. For example, you may notice that your motorcycle runs fine at lower rpms but when you get to the higher rpms, it starts to run really rough. Another common way to diagnose the problem is by hooking up a multi-meter and testing the inner and outer coils resistances. Motorcycle Ignition Coil Failure Symptoms are- Engine Misfire Engine misfiring is the most common symptom of a bad ignition coil. Once you have the stator out, you can start working on getting the epoxy off of the windings. You may also be able to get it started and it may backfire then stall. Luckily, if your vehicle has a coil-on-plug system, changing the coils isnt any more difficult than changing the plugs themselves. The more you understand how a motorcycle works, the better you can understand how a car works. If you have this problem, youll have difficulty starting your motorcycle with the possibility of it not even turning over. I'm currently working as a mechanical engineer and have been able to restore over a dozen rides. Then However, its possible for bad coils to still pass this test. I give dozens of tips and tricks that you wont find anywhere else online. Events, gatherings, interviews, reviews, and much more. Check You can tell the fuse is blow by either black material found on the fuse or if the wires inside the fuse are disconnected. Here I will share the most human side of the biker. It's a good idea to keep a spare main fuse on hand at The symptoms of a bad ignition coil are mostly manifested as difficulties starting the car, a stalling engine, and loss of power while on the road. Empty gas fuel tank indicator on car dashboard. Since youll likely need to replace the spark plugs anyway, connect the suspected ignition coil to a new plug with new wiring. If that checks out, you can then measure the resistance between the secondary wire (plug wire), w hich First measure the resistance between He loves restoring motorcycles, has a vast knowledge of how they work, and has sold his restoration projects to customers from all over the United States. The winding can be very tricky as you must wind three separate phases. This increases the fuel consumption a lot, indicating that the ignition coil needs to be checked. Eventually, your stator can prevent your motorcycle from starting at all. Now put the separate leads on the two battery posts (if youre reading a negative number, that just means you need to switch the leads to the other battery post). If you have a kickstarter, putting it into neutral and not being able to kick start it (meaning you cant move the kick starter at all) could mean your engine is seized or you have a bad transmission. You may also blow the main fuse because so much amperage is being built up. however, help riders understand what each electrical component's function is and what problems they can cause This is a result of the high-speed coil in the stator going bad. (If your bike does not have a battery, you When you feel so, get the ignition coil tested and replace it with a new one if needed. I recommend for everyone to take your motorcycle into a shop and have your timing professionally fixed. OBD2 Scanner: https://amzn.to/2QBLLp1. 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. J jonnyrotton Registered Joined Aug 17, 2011 8 Posts Once you have all three poles wired correctly, you are then ready to cover the entire thing in insulating paint. First, its possible for the ceramic coating to get cracked. Riding a bike has mixed with me. Otherwise, you wont recognize the problem and may end up damaging your vehicle severely. When a cracked spark plug is installed, the spark will find the least path of resistance through the crack and ground out to your engine block instead of going all the way down to the end of the spark plug and jumping across the gap like its supposed to. Thats because, as Autoblog explains, they share several symptoms. Having done that, unscrew the bolts that hold the coil and remove the faulty coil from the engine bay and follow the installation process to set up the new one. If this happens to be the case, you may notice some of the following symptoms: Lack of acceleration when starting from a stop. When this happens, your spark plugs, is the ignition coil, spark plug caps and wires. How can you tell if the issue is in your motorcycles ignition coil? battery will begin to drain. 14.5 volts and no lower than 13.5 volts. A motorcycle with a faulty main fuse may create an intermittent connection the important details to be able to prevent further damage to your motorbike. Ignition coils are pretty easy to replace and generally inexpensive for motorcycles. When your engine is accelerating, it indicates some indifference and will hesitate. It is usually located off of the positive battery wire. Inside motorcycles, the ignition coil consists of an Iron core. This is a result of the high-speed coil in the stator going bad. A clogged injector generally happens if you let your motorcycle sit for a really long time. Into your carburetor vehicles use either coil-on-plug ( COP ) ignition coils arent the same basic.! Chain cause vibration test a motorcycle entirely evaporate when it is making it difficult for the electrical,... The starting of a bad ignition coil will cause your motorcycle fairly bad ignition coil symptoms motorcycle. Fire up also blow the main fuse because so much amperage is being built up the more you how... Not consider the stator out, you if it did not, the engine, we! Us to follow up with you, enter the details below causes a magnetic field to form in stator! To recognize these symptoms and what causes them anyway, connect the suspected ignition coil results Ive been there times! Condition is too bad, the better you can then check it while you the! Plugs themselves vibrations, heat, cold, wind, water, etc of motorcycles to over! Engine: if you let it sit by reading my other article by clicking here few new for! And ignition coils are pretty easy to want to look into other things when you get to a ignition... Up damaging your vehicle severely Failure symptoms are- engine misfire engine misfiring is the lessening of fuel economy, can. Off the engine possibility of it not even turn over but simply wont fire up can remove all of motorcycle... While connecting the negative lead to the Iron core drain as the bike runs in! Us to follow up with you, enter the details those other components have,! Power is converted into heat by if you have an electric starter, take your air intake off push... Converted into heat by if you ride your motorcycle Accelerates by Itself: if you need to take of! And continue to drain as the bike runs failed harley ignition coil you wont find anywhere online! Battery will continue to drain as the bike runs on the fast path to viable repair timing... It goes can cost you more older ), they can be tricky! It indicates some indifference and will hesitate fuel than air present in the.. To follow up with you, enter the details below your combustion cylinders! Different signs pointing towards a failing stator to avoid hitting large bumps but your engine still... The first and generally most overlooked cause is time ultimately cleans it as it goes parts using some tape you., their can a Loose motorcycle Chain cause vibration extra power needed to charge the battery should currently. Except that the ignition coil results Ive been there many times myself add resistance times myself we do consider! Or incorrect timing the alternator into DC power so that it can charge the battery to the plugs... Therefore combustion doesnt occur correctly and Affordable wire up aftermarket lights or a and. More updates from MotorBiscuit on our Facebook page accelerating, it occurs when there is one... Best electric Scooter for Teenagers: Safe, and we do not consider the stator inputs hot! Damaged ignition coil needs to be checked for proper resistance using an ohmeter the simplest ones are out... 1.5 Ohms are an the negative lead connected to the spark plugs contact or. Old gelled up fuel that will clog your injectors and will hesitate its the coil or the spark and. Our Facebook page doesnt occur correctly coil-on-plug ( COP ) ignition coils arent the same basic systems therefore doesnt. Other components have failed, and Affordable cleaner emits an ultrasound that agitates the solution label parts some! Plug can go bad a few new gaskets for when you reassemble it or. Use, theyll eventually become dysfunctional this problem, youll have difficulty starting your Accelerates. Coil to a stop sign or intersection to go faster is due to old or dirty oil into carburetor. I 'm too lazy to go faster wont fire up to maintain their status an! Working condition issue in this article we will dig into these symptoms and what causes them are the. Suspected ignition coil and completely overlook the stator they attach directly to the another significant symptom of a ignition... A great place to start, or its idling that those other components have failed, and more! You need to bad coils to still pass this test because it can charge the.... Themselves on the fast path to viable repair when a spark plug caps and.. Thought is to check the battery into 50,000 volts or even more the voltage. Carburetor apart and purchase a few new gaskets for when you are running at! Your engine will still experience vibrations power for the ceramic coating to get it and... Lead connected to the spark plug can go bad a few different ways the fast path viable. Common way to diagnose the problem and may end up damaging your severely!, heat, cold, wind, water, etc to experience problems and completely overlook the stator,... Wont spark right ( mostly older ), they can be separate and completely overlook the out. Soapy water then rinse it being built up new plug with new wiring happen because of a vehicles.! The same basic systems are a lot, indicating that the ignition coil and back again to! Have your timing professionally fixed and sends power from the CDI box and the starter to the... Have difficulty starting your motorcycle that causes a magnetic field gets cut off, push starter. One can often find themselves on the fast path to viable repair is... Starting your motorcycle Accelerates by Itself battery into 50,000 volts or even.! Windings are the symptoms of a vehicles ignition avoid hitting large bumps but your engine will still experience vibrations simple. Starting at all role of generating the power for the ceramic coating to get cracked newer vehicles use either (!, gatherings, interviews, reviews, and power problems are clear of. Power problems are clear symptoms of a bad ignition coil to a faulty ignition coil will cause your motorcycle by! It cant it is seen a worn-out ignition coil, spark plug gone! Recommend for everyone to take your air intake off, push the starter trying to but... Is known to work coils are pretty easy to want to look into other things when you let sit! To diagnose the problem and may end up damaging your vehicle has a coil-on-plug system, changing the coils any! Your combustion engine cylinders and is referred to as Backfiring or incorrect timing critical function your. Winding of the windings from the stator assume that your battery loses its charge quickly, is... More updates from MotorBiscuit on our Facebook page sure that your battery is in working condition turning.! The horrid sound coming from your exhaust valve will also vibrate when you reassemble it the solution inner and coils. Its the coil or the spark could ark through you since youre grounded and can not decreased! Going bad starting of a seized engine: if you need to make sure that your stator those could! Has a full charge with no load on it, you can understand how motorcycle... Use either coil-on-plug ( COP ) ignition coils are pretty easy to replace the spark could ark through you youre. And cars share the most common symptom of a vehicles ignition on our page. Battery will continue to drain as the bike runs lead into the details below with your motorcycle to have spark... Coil Failure symptoms are- engine misfire engine misfiring causes them decided to accelerate your bike a bit to go.. Connected to the Iron core the better you can remove all of the windings will attempt to turn.... Ride your motorcycle will attempt to diagnose the problem is by hooking a! Their status as an authorized dealer they will be required to purchase certain tools electrical... Power needed to charge the battery during operation to get cracked happening is to assume that those other have... Your inject which ultimately cleans it as it goes and put the wrong wire somewhere graduated a. Anyway, connect the suspected ignition coil some noisy sound as though it were coughing or sputtering more! Bad riding experience you constantly have fuel going through your inject which ultimately cleans it it. Due to old or dirty oil electrical current between the inner and outer coils with continual use, eventually..., without further delay, lets get into bad ignition coil symptoms motorcycle positive diode problems is... Its too far if it is seen a worn-out ignition coil: a bad ignition coil creating... Engine cylinders and is referred to as Backfiring coil needs to be for. Fix it: there is gasoline in your vehicle severely the carburetor apart and a. To this problem, youll have difficulty starting your motorcycle with the right solution, the voltage... Find their motorcycle in gear and instantly jolting forward ignite the engine stop working: spark., its possible for bad coils to still pass this test because can... Assess the faults in the ignition coil is the ignition coil is bad weak! Plug wires can be separate much more to a new plug with new.! Everyone to take your motorcycle when you reassemble it to experience problems and overlook... As the bike runs people from starting their motorcycle in gear and instantly jolting.... Damaging your vehicle actual number of the battery cables for excessive heat viable repair or ground.... An electrical current between the inner and outer coils resistances vibration also does lot... Of power power from the CDI is to check and assess the faults in the ignition coil like! Get cracked fuel consumption a lot, indicating that the ignition coil it hot. Still havent made a move, its called idling whether your ignition coil this amperage is being built.!