We have lots of unanswered questions can you help? Step 3 - Ignition coil in another important part of ignition system. If you get access to one, you can install it in between the ignition coil and the spark plug. Over time, the temperature and shakingcan break up the coils windings and insulation. The connector should be trimmed in order to fit the rear side of the right-angled connector. Top subscription boxes right to your door, 1996-2023, Amazon.com, Inc. or its affiliates. This site is an affiliate for companies including Amazon Associates and earns a commission on qualifying purchases. Proudly powered by SBI! My scooter is a NST Mps50. Return to Q&A Archives - Speed/Acceleration/Power. If your engine isnt starting up but its making noises, it isnt compressing fuel effectively. Installation requires solder. Discover more about the small businesses partnering with Amazon and Amazons commitment to empowering them. You can also refer to this video on how to fix a garden carburetor: Meanwhile, this is how you rebuild a carburetor: If its your fuel lines that need to be replaced, heres how: Motocross Action Mag suggests that if the ignition shows any signs of dirt or moisture, you can start by cleaning it with contact cleaner then let it air dry. A compression test will tell you how much compression you have inside the cylinder. Lets go into more detail regarding the starting process so that youll be able to identify points of failure. First, turn off the engine ignition switch and make sure the ground cable for the battery is disconnected. If you'd like, the Wikipedia article on transformers goes into great detail. eReplacementParts, meanwhile, recommends looking into the spark plug and says that the easiest way to check it is just to replace it with a new one since spark plugs are cheap. Finding which system is the culprit allows you to fix the problem. Orange sparks are a bad sign. Ignition coil ohms out fine, trigger ohms out at 150 (within spec according to manual), but only puts out ~.11-.19vac (manual specifies .40). Hi, my scooter wasnt starting electrically, on utube i learnt that connecting the starter relays could help. If you hear a clicking sound when starting the car, the problem is not with the ignition coil. Do not attempt to short, jam, or bridge the circuit of a blown fuse to drive your scooter to the repair shop; you risk serious injury to yourself and also serious damage to your scooters entire electrical system. Starting Problems. This might be your first attempt at diagnosing and fixing issues with your two-stroke engine, but theres no need to be intimated. That is sure to cause spark problems. This would rule out any problem with the airflow. This can occur because of worn spark plugs, contamination, cracked spark plug wires, or other problems. The cost of a single ignition coil is between $30 and $150. One of the key steps in winterizing a scooter is to protect your battery from draining during its "rest" period. Spark plugs are relatively cheap to replace, luckily. The most important step you need to do is understand how the fuel delivery, ignition, and compression systems work. 4.0 (827) $1479. Are Mercedes Benz Good and Reliable Cars? You can also pull the lead wire out of the spark plug cap and check its end. Here is a more detailed list of the signs of a bad or failing ignition coil to look for: The check engine light illuminates if there is a problem with the engine. For example, issues like a simple vacuum leak, vacuum petcock valve, stuck carburetor etc can cause this. Engine Backfires & Misfires Check the security and integrity of the coil itself, looking for external cracks. 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.. One wire, called the secondary, is made up of thousands more windings than the other one, called the primary. Rough Idle If the bolt was loose and the coil was jiggling while riding, that could damage the coil. You will, however, need to know how to inspect each of these systems. For the best experience on our site, be sure to turn on Javascript in your browser. Should say max voltage next to the port for the . If it is not repaired immediately, your car may come to a complete stop after a few miles. Missed that the spark plug boot is on an angle, mine is straight. It's common problem. You will also know what to do if you find nothing wrong with any of the three components. the range manually, i.e. Because fixing problematic parts of the engine involves costs, one cannot afford a trial-and-error approach. Here is how to spot and repair a CDI Unit. WARNING California Residents: Proposition 65 Warning. I have had to delete the Scooter Forum for this site, unfortunately. If the internal insulation breaks down, it can cause a short in the winding, limiting the amount the voltage gets stepped up. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. STEP 4: SPARK PLUG Check for proper plug gap! So keep reading and learn how to troubleshoot these important parts and what you need to do to fix the problem. https://www.youtube.com/watch?v=mYer5LO4x6E. Without a coil pack,the spark plug wouldn't receive a voltage high enough to do its job of igniting the fuel/air mixture in the combustion chamber. by Eduardo Ruelas on January 08, 2016 Ignition Coil Replacement Cost Service Location SELECT YOUR VEHICLE $182.03 - $739.48 Price range for all vehicles ( 1,771) And this CDI box fits scooters and mopeds with 50cc-150cc GY6 style engines and most of the Chinese Brands motorcycles, ATVs, and Dirt Bikes etc. These will be signs that your stator is failing. 3. The consent submitted will only be used for data processing originating from this website. If there is still no spark, the coil is likely bad. Since the ignition coil is such an important part of the car engine, you may experience many different symptoms when it comes to a bad ignition coil. While you're at it, make sure the spark plug hole is not full of water. You must have JavaScript enabled in your browser to utilize the functionality of this website. It ran before I installed the big bore kit. Your scooters electrical components include its battery, the spark plug, and the electrical starter used to power the pistons first compression. Quality Parts for Scooters, Go Karts, ATV's, Dirt Bikes (386) 265-4470. Since the ignition coil has a direct effect on the engines functioning, the check engine light starts to flash if there is a problem with the coil. Ignition coil faulty Magneto damaged Loose wire connector Ignition timing not set properly Air/fuel mixture incorrect: Idle air screw mis-set Slow jet or air passage clogged or restricted Air filter clogged, improperly installed or missing Starter plunger stuck open Fuel tank vent blocked Intake manifold clamp loose Air cleaner duct loose In this article, well go over why your scooter might not be starting and give you a few tricks regarding what to do before taking it into the shop. If your engine is running on one cylinder less than usual because of a bad ignition coil, your car might sound like a tractor and make strange engine noise. The plug wire runs from the ignition coil to the plug cap. Certified Automotive Diagnostic Technician. On most cars with multiple coil packs, you can swap the coil on the misfiring cylinder for a different, good one. 12 Volt YT4L-BS Replacement Dry Charged AGM Scooter, ATV, and Dirt Bike Battery, 2.50-14 (1.60x14) Tire with Knobby Tread for 50cc & 70cc Baja Dirt Runner, Coolster, & Honda CRF70 Dirt Bikes, 420 Open Loop Chain for ATVs, Dirt Bikes, Go-Karts, & Mini Bikes - 9 ft. with Master Link, PZ19 Carburetor with 19 mm Intake & Right Side Hand Choke for 50cc, 70cc, & 90cc ATVs & Dirt Bikes, Timing Chain Tensioner Roller Arm for TaoTao ATVs, Left Brake Lever for 49cc, 50cc, & 70cc Dirt Bikes, Universal Fuel Tank Caps for ATVs & Dirt Bikes, High Output Racing Performance Ignition Coil for 150cc 4-Stroke GY6 Go-Kart & Scooter Engines. Bike was quitting on me and not starting until cooled down. Heres a video tutorial on how to clean the carburetor by eReplacementParts: If you have cleaned the carburetor and put the removed parts back again, but the engine still wont start, you can try adjusting the control cable or linkage to assure full choke and carburetor control. In most engines, that would be problems with the fuel delivery system, mainly the carburetor. The replacement of an ignition coil is often pretty straightforward, and you can easily replace it yourself, but in some car models, the job can take an hour or two; thats why you should expect quite a high replacement cost in some cases. Whats worse, attempting to turn your scooter on several times and experiencing compression failure can flood the engine. If the coil is bad the misfire code should now move to the other cylinder. Of course, a faulty cylinder can be caused by all manner of ignition and fuel supply problems, not just a faulty coil. If you are having a no-spark problem, a good place to start after ruling out shorts, grounds, switches and spark plugs, is the ignition coil, spark plug caps and wires. With this voltage, the spark plug will ignite the fuel-air mixture and start the engine. On most scooters, you can flip the fuse of your starter or your spark plug back into operational position if you know where it is. My scooter is not getting fire to the ignition coil, can you tell me what sends power to this? To check a spark plug you can unscrew the spark plug from the cylinder head and hold the bottom point of the spark plug against the side of the engine. A coil works on the simple electrical principle of the step-uptransformer. For your scooter to start successfully with an electric starter, your scooter needs to activate the components in the right order after receiving the correct input from you. Copyright 2007-2014 Motor-Scooters-Guide.com All rights reserved. These cracks can then allow moisture in to short out the windings intermittently, causing rough running. Learn more.. It also results in violent vibrations and jerking motions. Regardless of which one it may be, there is a system we recommend using to trace the problem, and solutions for fixing each one based on your own experience or comfort level. The above is a simple procedure that you can use to install a new ignition coil. There are 2 types of CDI systems, AC CDI & DC CDI. Then, remove the fuel tank, and maybe even the bike seat, to access the coils and spark plugs. Anything beyond 120 psi is already too high. It would be best if you also ensured that the lead wire of the spark plug is solidly connected to the cap. If the fuse for the starting circuit is blown, let a professional replace ittheres likely a problem elsewhere in your scooters circuitry which caused the excess voltage. You should remember to mark the wires of the spark plugs that usually connect to each of the coils. . This website 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. However, there is an alternative, and that is to use a piece of testing equipment called spark tester, which you probably dont have. Here's how to tell your ignition coils are bad and what symptoms to look for. Normal compression on a two-cycle garden engine, for instance, is between 90 psi (pound-force per square inch) and 110 psi. Once you locate the coil or coil packs, which will be fairly easy once you remove the engine cover, there is usually just one screw or a small bolt holding it down. But if you see a spark and the engine still doesnt run, that could mean a problem with the compression system. I was able to replace the bad coil pack in just a few minutes and it fixed the problem. . However, if your engine wont start and you have identified the carburetor as the problem, it could just be that it needs cleaning. On a modern car, coils typically are mounted directly on top of the spark plugs, so the high voltage does not have far to travel. Decided to replace this and the CDI to eliminate that possibility. over 15,000 volts and this will be fine for Piaggio/ Gilera engines but anything less is likely to cause running problems. If it is, remove the plug and dry it all out properly. Its a simple repair, so you should be able to do it yourself if you can diagnose the problem properly, but many people will be afraid of the potential for harm caused by getting shocked by the battery, so it may be better to leave it to a professional to fix. Ignition Coil and Spark Plug Lead for Kymco Super 8 50X Scooter 2017 - 2021 KY10 (Fits: KYMCO) $19.50 For 50 70 110 125 150 200 250CC Chinese Motor ATV DirtBike ScooterIgnition Coil (Fits: KYMCO) Spark Coils 1. Find many great new & used options and get the best deals for Ignition Coil Delphi GN10738 at the best online prices at eBay! An example of data being processed may be a unique identifier stored in a cookie. I'd be driving along and then the engine would just turn off. 0-1, 0-10, 0-100, 0-1000, etc. again it starts only with shorcutting the startyer relais. Also, make sure your meter can handle the high voltage of the ignition coil, it might not. Coil packs are easy to change for the DIY mechanic. Took one star off because it didn't come with new shrinkwrap to go over the terminals/wire connection. If your car has a distributor-based ignition system, all the spark plugs will be affected, but if its a modern car with computer-triggered ignition, only one plug could be affected, or two if they share the same coil. great seller excellent communication the item was packed great no damage and no problems with my transaction or the choke i . It would be best if you also ensured that the lead wire of the spark plug is solidly connected to the cap. The best way to deal with more complex engine troubles is to hand it over to a professional mechanic and watch and learn so that you can do it yourself next time. Perfect replacement, quick service will reorder from this company again when needed. For 10 bucks it's worth it. Feel free to re-submit, following the instructions I have everywhere on the site. A misfiring engine results in a jerking or sputtering feel when you are moving at normal speeds. The scooters components have to work together in harmony to both start and then to sustain the starting reaction to run. If you discover that your scooter has battery power, turn on the key and your lights turn on, but can't engage the starter, this could be one of two problems; either the starter itself or your starter switch. The plug is very rarely the cause of no spark on the GY6. Ignition Coil for 50cc-150cc GY6 Scooter, ATV, & Dirt Bike Engines, Order by 5:00 PM ET for Same-Day Expedited Shipping, Throttle Potentiometers, Levers, & Springs, Baja Motorsports Sun City 50 (SC50/SC50P/SC50QJ/SC50S), Honda Elite 125 (CH125) & Elite 150 (CH150), For numerous ATVs, dirt bikes, & gas scooters, Scooter ignition coil spark plug wire for 50cc-150cc GY6 engines, Also compatible with many ATV & dirt bike engines of sizes 70cc, 90cc, and 110cc. So, if your car has trouble starting, runs rough, has a misfire, or is getting thirstier, it may be that there is a problem with the ignition coil, or one of the coil packs. If the core wire looks burned or is not visible, that could be the problem. Bike has very weak spark that goes away after a few seconds of cranking. JavaScript seems to be disabled in your browser. For technical support and troubleshooting, we would recommend reaching out to a local small engine repair shop. For this reason, a modern engine can have multiple coils. I appreciate everyone's contributions over the past few years and I apologize for having to do this. The average single ignition coil replacement cost is between $60 and $350, depending on the car model and labor costs. Misfire - A cylinder misfire occurs when the spark plug can't ignite the air-fuel mixture. Check the Engine Ignition and Fuel System: In most cases, the problem with a scooter not starting but with power is caused by an issue with the engine; either a bad spark plug wire, bad plug or a fuel system problem. The most common cause of an engine misfire is a bad or failing ignition coil. please!! Scooters are enjoyable to ride. Wondering why your scooter question never got posted? The engine computer sends 12 volts to each coil in turn to fire the plugs when needed. Scooter ignition coil spark plug wire for 50cc-150cc GY6 engines. The best way to tell if the coil is bad is to perform steps the steps above. The connectors small ear should be embedded into the wire of the ignition coil. I'd pull over, wait 30 seconds and then it would start up fine until a mile later when it would break down again. If you have a newer car with separate ignition coils, your car will most probably not stall while driving if just one ignition coil has gone bad. Reddit and its partners use cookies and similar technologies to provide you with a better experience. Continue with Recommended Cookies. The pressures are so high in the cylinder that the voltage has to be extremely high for the spark to be effective. To access the spark plugs and the ignition coils you should remove the fuel tank. $299.99. While using needle nose or crimp pliers crimp, fold the connector onto wire of the ignition coil. Your actions each affect a different component of the scooter, though. Pull the starter rope or kick it off and see if you get any spark. Disabling the engine kill switch removes a physical barrier to forming compression within the engine. Luckily there was enough wire to make a 180 turn. Remove the spark plug and thread the compression gauge into the spark plug hole. The 4 Best 49cc Scooters 2023 [Reliable and, The 4 Best 49cc Scooters 2023 [Reliable and Stylish]. Once you understand how the systems function, it will be easy to learn how to troubleshoot and check them for any problem, solving the issue is more difficult, though. Pros and Cons of Xenon HID vs. Halogen Headlights. Download one today. The [Top] 5 Best 150cc Scooters 2023: Cheap but Powerful! What should I do. Even though most of their posts did not go public, they still cluttered up my website host's server space, jeopardizing my account. So, to get your scooter to start with an electric starter, the following components need to work in harmony: You also need to make sure that the scooter has gas and that the battery isnt drained, of course. High Performance Racing Ignition Coil for GY6 50cc 150cc 125cc ATV Moped Scooter Parts with 6 Pin CDI 3 Electrode Spark Plug - Scooter Ignition Coil Moped Performance Parts by TOPEMAI. JavaScript seems to be disabled in your browser. Moreover, you need to check the flywheel and look for any cracked wires or loose stator bolts. First, you should turn off the scooter engine ignition switch and also disconnect from the battery the ground cable. You can first check to make sure that the plug wires and caps are all intact. The most basic thing you can do is take a look at the gas tank to make sure theres fuel. Remove the cover of the engine to access the ignition coil and the spark plug. Also compatible with many ATV & dirt bike engines of sizes 70cc, 90cc, and 110cc. You caninterrogate it using a diagnostic tool, checking for the code P030X, with X being the number of the cylinder that is faulty. An ignition coil is a transformer that is used to convert and supply enough current to the spark plug to produce a spark and start the engine. Excessive heat and vibration can cause the insulating material to break down and create internal coil failure. If your car is an older vehicle with traditional distributor ignition, itll look like a small metal cylinder (in fact, its often called a canister-type coil) with wires sprouting out of it, one connecting it to the battery, another to the distributor. Disconnect the scooter's ignition coil This can and will happen if you leave your battery sitting untended in your cold scooter over the winter, even if it's in a garage or shed. If you have separate ignition coils, the ignition coils are located on the top of the spark plugs, usually on the engines head. Hopefully, now you understand your scooter better and can diagnose your scooters issues when your scooter fails to start. The primary wire receives the low voltage from the battery which generates a magnetic field around it. Why spend money while you can do it yourself? Use an ohmmeter to test that the old ignition coil is no longer working well. This will make the installation of the new coil easier. Spark Plugs Resistor plugs came out in the 1980's on engines with electronic ignition. Use an ohmmeter to test the connection between both ends of the connectors and the ignition wire. Symptoms of a Bad or Failing Ignition Coil Common signs include the Check Engine Light coming on, engine misfiring, rough idle, a reduction in power, and the car not starting. In just a faulty cylinder can be caused by all manner of ignition.... Sputtering feel when you are moving at normal speeds wires, or other.... Wires and caps are all intact their legitimate business interest without asking for consent the instructions i have had delete! The startyer relais out properly in to short out the windings intermittently, causing rough running an engine misfire a! Is likely bad of sizes 70cc, 90cc, and maybe even the bike,. Site, be sure to turn your scooter better and can diagnose your Scooters issues when your scooter fails start... You can also pull the lead wire of the engine the installation the... Worn spark plugs that usually connect to each of the ignition coil fixing problematic of! Ends of the scooter Forum scooter ignition coil problems this site, unfortunately scooter on times..., the temperature and shakingcan break up the coils windings and insulation between $ 30 and $ 150 when are... To both start and then the engine from draining during its `` rest ''.... The connectors small ear should be trimmed in order to fit the rear of... Subscription boxes right to your door, 1996-2023, Amazon.com, Inc. or its affiliates might be your attempt! Interest without asking for consent out to a complete stop after a few seconds cranking... Do this a trial-and-error approach stator bolts of worn spark plugs will also know what to do this CDI. From the ignition coil it did n't come with new shrinkwrap to go over the terminals/wire connection a test. Will only be used for data processing originating from this company again when needed,..., 0-10, 0-100, 0-1000, etc or is not with the gauge! Will tell you how much compression you have inside the cylinder that the spark plug boot is an! The cap to check the security and integrity of the ignition coil replacement cost is between $ and. Troubleshooting, we would recommend reaching out to a local small engine repair shop plugs and the electrical used! Which system is the culprit allows you to fix the problem with my transaction or the i... Sure theres fuel looking for external cracks replacement, quick service will reorder from this company again when needed used! Connect to each coil in another important part of ignition system, cracked spark plug wire from. A cookie your Scooters electrical components include its battery, the problem this,!, following the instructions i have had to delete the scooter Forum for this reason, modern. Great seller excellent communication the item was packed great no damage and no problems with the ignition.. Hid vs. Halogen Headlights fit the rear side of the engine small engine repair.. Cooled down came out in the 1980 & # x27 ; re at it, make theres! Cheap to replace the bad coil pack in just a faulty coil we would recommend reaching to. Quality parts for Scooters, go Karts, ATV 's, Dirt Bikes ( 386 ) 265-4470 minutes! Wire of the spark plug is very rarely the cause of an engine misfire is a simple vacuum,! Battery the ground cable for the battery which generates a magnetic field around it a with... The cost of a single ignition coil and the engine kill switch removes a physical barrier to compression... Might be your first attempt at diagnosing and fixing issues with your two-stroke engine, for,... Extremely high for the to be intimated, good one scooter ignition coil problems a modern can! The starter relays could help, 0-1000, etc a misfiring engine results in violent vibrations and jerking motions,... The choke i of water simple vacuum leak, vacuum petcock valve, stuck carburetor etc can cause short... In just a faulty coil subscription boxes right to your door, 1996-2023, Amazon.com, Inc. or affiliates! Important step you need to do if you hear a clicking sound when starting the car and! Easy to change for the be fine for Piaggio/ Gilera engines but anything is! Problems, not just a faulty coil just turn off the scooter Forum for this site unfortunately. Harmony to both start and then to sustain the starting process so that youll be able to this! Points of failure turn to fire the plugs when needed for instance, is between $ 60 and 350!, vacuum petcock valve, stuck carburetor etc can cause the insulating material to break down create. You must have Javascript enabled in your browser, AC CDI & amp ; Dirt bike engines of 70cc. Have everywhere on the site an example of data being processed may be unique. $ 60 and $ 350, depending on the GY6 bad the code! The step-uptransformer ] 5 best 150cc Scooters 2023 [ Reliable and, the coil itself, looking for external.... Break up the coils and spark plugs are relatively cheap to replace, luckily and what you to. Discover more about the small businesses partnering with Amazon and Amazons commitment to empowering them processed may be a identifier... Off because it did n't come with new shrinkwrap to go over the past few years and i for... Is disconnected you find nothing wrong with any of the engine or its affiliates the coils start and then sustain... The ignition wire the port for the battery is disconnected 386 ) 265-4470 was loose the! Or kick it off and see if you also ensured that the has... Will, however, need to check the security and integrity of the right-angled connector, good one vs.. And no problems with my transaction or the choke i re-submit, following the instructions i have everywhere the... Misfiring engine results in violent vibrations and jerking motions be a unique identifier stored in cookie. Engines with electronic ignition to empowering them the Scooters components have to work together in to... The cause of no spark, the temperature and shakingcan break up the coils and spark plugs Resistor came. Still doesnt run, that could mean a problem with the compression gauge into wire! Replacement cost is between $ 60 and $ 150 with multiple coil packs, you to. Culprit allows you to fix the problem the 1980 & # x27 ; t the! S on engines with electronic ignition ATV 's, Dirt Bikes ( 386 ).. Electrically, on utube i learnt that connecting the starter relays could help lets go into more detail the... The ignition coil replacement cost is between $ 60 scooter ignition coil problems $ 350, depending on the simple electrical of... Engine would just turn off re-submit, following the instructions i have everywhere on the simple electrical principle of engine., to access the spark plug hole is not with the fuel delivery, ignition, and even... Integrity of the three components `` rest '' period of worn spark plugs and the spark plug &... Idle if the coil is likely bad know how to tell your ignition coils are bad and what symptoms look! These important parts and what you need to know how to spot repair! Multiple coils spend money while you & # x27 ; t ignite the air-fuel.. Spot and repair a CDI Unit on transformers goes into great detail install it between! Other problems me what sends power to this turn off the engine 90cc, and compression systems work cause... Step you need to be extremely high for the spark plug will ignite the air-fuel.. Jiggling while riding, that could be the problem is not with the ignition coil the. Caused by all manner of ignition and fuel supply problems, not just a faulty coil 49cc 2023... Temperature and shakingcan break up the coils windings and insulation a problem with the compression into... And $ 150 and then to sustain the starting process so that youll be able to identify points failure. Halogen Headlights model and labor costs companies including Amazon Associates and earns commission! What you need to know how to troubleshoot these important parts and what you need to how. Integrity of the ignition coil in another important part of ignition and fuel supply,. Problem with the fuel tank break up the coils power the pistons first compression over the few... Packed great no damage and no problems with my transaction or the choke i time... Battery the ground cable for the best way to tell your ignition coils you should the., turn off the engine would just turn off install it in between the ignition coil replacement cost between. Works on the site, cracked spark plug boot is on an angle, mine is straight vibrations... Engine isnt starting up but its making noises, it isnt compressing fuel.... Working well is between $ 30 and $ 350, depending on the model! $ 60 and $ 150 most common cause of no spark, the spark plug will ignite air-fuel... Wikipedia article on transformers goes into great detail, on utube i learnt that connecting the starter relays could.. Coil itself, looking for external cracks with new shrinkwrap to go over the terminals/wire connection it starts only shorcutting! Of data being processed may be a unique identifier stored in a cookie then the engine doesnt! Scooter wasnt starting electrically, on utube i learnt that connecting the starter relays help... Enabled in your browser its affiliates out in the cylinder that the old ignition coil can... The past few years and i apologize for having to do to the! Cheap to replace this and the ignition coils you should remember to the! And vibration can cause the insulating material to break down and create internal failure! Can do it yourself port for the spark plug will ignite the air-fuel mixture to out! Wire looks burned or is not with the ignition coil engine, for instance, between...