scooter ignition coil problems
Since the ignition coil has a direct effect on the engine's functioning, the check engine light starts to flash if there is a problem with the coil. Type as though you were texting all lower case? Direct replacement for original. On my way home from the mechanic my Buddy broke down 6x which it has never done before. One complaint is that orders don't come with stickers/decals to put on the bike. Starting Problems. Test for spark by touching the spark plug to the engine and pushing the starter. Fortunately, it is simple to do your own troubleshooting, so you dont always have to call in and pay someone else right away. This site is an affiliate for companies including Amazon Associates and earns a commission on qualifying purchases. 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. Successful Farming explains that a spark tester resembles a spark plug but with a sunken center electrode that can simulate a load on the ignition coil. You can first check to make sure that the plug wires and caps are all intact. Due to a defective ignition coil, your car engine might misfire and pour fuel out of the exhaust pipe without burning it, causing the engine to consume more fuel. If the compression tester reads above 120 psi or below 70 psi, that means your engine does have a compression-related problem. great seller excellent communication the item was packed great no damage and no problems with my transaction or the choke i . Most common CDI issues Wiring short. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. If need be, you can also remove the seat of your scooter. If you'd like, the Wikipedia article on transformers goes into great detail. The ohmmeter will give a zero (open) reading in case one coil fails. How Much Does It Cost To Replace An Alternator. If your engine is failing to compress fuel and you are using an electric starter, there will be a few symptoms that might point you in the direction of an electrical failure rather than a true compression failure, though. The labor cost of an ignition coil is between $30 and $200. please!! These are the things that can tell you that you may need to either repair or replace your stator. How To Fix An Electric Scooter [Dos and Donts! The ignition coil has 2 wires, one that goes to the ignition switch and the other to a black ground cable. It would be best if you also ensured that the lead wire of the spark plug is solidly connected to the cap. I've got a 139qmb gy6 in a scooter that I'm trying to troubleshoot. If this is the case, contact our sales and support team to receive recommendations on how to handle this situation before contacting a local mechanic or scooter repair facility. This causes the components of the scooter to react and attempt to start combustion. Adequate clearance between the engine and the ignition coil wires should be created by turning down the boot covers. Why A Diesel Engine Loses Power After It Gets Hot, Two-Stroke Engine Has No Compression: A Troubleshooting Guide. When the ignition coil fails, the car starts but won't stay running. The scooters components have to work together in harmony to both start and then to sustain the starting reaction to run. Copyright 2007-2014 Motor-Scooters-Guide.com All rights reserved. It also results in violent vibrations and jerking motions. If you dont see any spark in the window of your tester, it means that the coil needs replacement. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. Here is a more detailed list of the most common cause of engine misfires: 1. Remove the air filter first and make sure it is not clogged. However, the instant that flow is interrupted by theignition system orelectronic control unit (ECU), the magnetic field collapses, creating or inducing a higher voltage in the secondary wire that travels to the spark plug. For technical support and troubleshooting, we would recommend reaching out to a local small engine repair shop. Now, if you replaced the spark plug and the engine still wont spark or run, you should proceed to check the ignition coil. . Removethe bolt, pull the coil and it will pop off. To fix a two-stroke engine that doesnt spark, you need to check the fuel delivery, ignition, and compression systems in charge of processing these components. A defective ignition coil does not generate enough voltage for the spark plug, so the engine works harder than usual. Backfiring occurs when there is unburned fuel in the combustion cylinder, and it flows through the exhaust pipe. We have lots of unanswered questions can you help? Missed that the spark plug boot is on an angle, mine is straight. Ignition coil packs hate heat and vibration, so ahot engine bay is a challenging place for it to live. Hopefully, now you understand your scooter better and can diagnose your scooters issues when your scooter fails to start. If your attempt at starting your scooter is met with only a small amount of sputtering, your spark plug may be the culpritor your battery. so i short cutted as advised and it started. These rivets will be later on be replaced with self-threading screws that come with the scooters new ignition coil. Manage Settings 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. 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. I started to look for a good solution for the ignition of the 4CW motor and found that EVI is the best solution, so this video is to show you an EVI box that is very simple to install, it delivers about 32000V to the spark plug.Config of this scooter: Honda Dio ZX AF-35 with a yamaha vino or Fuzzy motor (4CW) bore is enlarged to 61mm, the stroke length is standard 60mm, then now it is a 175cc motor, and I installed a big valve cylinder head that was already ported from taiwan, I did the polish , a FM muffler from taiwan and as you can see there is a PWK OKO carburator, I use the standard CVK carb just to start normally because the PWK needs some tuning to go fine. Two 1/4" terminals with single through hole mounting. Lets go into more detail regarding the starting process so that youll be able to identify points of failure. ], How to Ride an Electric Unicycle [Like a Pro! To access the spark plugs and the ignition coils you should remove the fuel tank. A problem with the carburetor means that it either needs cleaning or it needs to be rebuilt. Despite my best efforts, I could not adequately prevent daily attacks by hackers and spammers. But if, after checking, the problem of your ignition system appears to be the lead wire of the spark plug, you cut a quarter of an inch off its end and reinsert it into the spark plug cap, applying proper procedure. $13.40 shipping. This article deals with Piaggio ignition fault finding where the scooter has no spark . Your recently viewed items and featured recommendations, Enter a new vehicle to add it to Your Garage and filter the results below, Stylemafia High Performance Racing Ignition Coil Electrode Spark Plug fit for GY6 50cc 150cc 125cc 150cc Chinese ATV Moped Scooter ATV Go Kart Parts, Trkimal Universal Ignition Coil + Spark Plug for GY6 50cc-150cc Taotao Motorcycle ATV Scooter Moped Go Kart, 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, Wetenex Ignition Coil GY6 Replacement for 50cc - 150cc QMJ157 QMI157 QMJ152 QMI152 Motorcycle Scooter Moped ATV Quad Go Kart High Performance 50cc 150cc 125cc Coil Scooter Parts. These will be signs that your stator is failing. This is to ground the spark plug wire and give the spark somewhere to go. The most important step you need to do is understand how the fuel delivery, ignition, and compression systems work. This can occur because of worn spark plugs, contamination, cracked spark plug wires, or other problems. Others mount boxy coil packs to the fender, firewall, or motor, with short leads to the spark plugs. The most common symptoms of a bad ignition coil are a misfiring engine and a check engine light on your dashboard. Some coils are constructed in series and called cassette or sequence coils, or coil rails. So far no problems on intermittent drives. i also connected directly the brake wires, still not starting. Privacy Policy. Also all submissions have to be reviewed by me, and I am currently backlogged. I earn a small commission when you purchase items here, which helps to keep the site afloat. If nothing happens, you can also check its diaphragm for distortion or cracks. The last cause of coil failure isoverload caused by worn spark plugs with electrode gaps that are outside specified limits or by damaged wires. This also causes black smoke to escape from the exhaust pipe and a bad smell of gasoline, indicating that there may be a problem with the ignition coil. As soon as you have diagnosed the problem and have an idea of what part of which system needs fixing, you can start getting your hands dirty. 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. One wire, called the secondary, is made up of thousands more windings than the other one, called the primary. The connector can also be soldered into the connector that is right angled. 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. 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. Ignition coil failures result in 1 or more spark plugs not receiving the appropriate amount of charge. Spark plugs are relatively cheap to replace, luckily. The ignition coil is basically a high voltage, low current transformer that takes voltage from the cars 12-volt battery and converts it to 25-30,000 volts, which is needed by the spark plug for ignition. For this reason, you should remove and check the spark plug and spark plug wire, if there is one. A solution for many moped scooter ignition problem tinkerhowedoodatrick 54 subscribers Subscribe Share 33K views 9 years ago This is my solution after 9 mounth of waiting for someone around where. 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. After taking out the filter, spray a little starter fluid into the carburetors opening and try to fire the engine. Return to Q&A Archives - Speed/Acceleration/Power. 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. You can refer to this video tutorial on how to trim the wire of your spark plug: If its not the lead wire, you can also disconnect the kill button lead wire from the wiring harness. 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. Here is how to spot and repair a CDI Unit. However, there is an alternative, and that is to use a piece of testing equipment called spark tester, which you probably dont have. STEP 4: SPARK PLUG Check for proper plug gap! Slip and push up the right angled boot onto the wire. However, if your engine did not fire at all when you performed the fuel test, it is the ignition system that is the next most likely to be the culprit. If this happens, wait a few hours before starting again. The opposite can also happen with the low-speed coil. The most basic thing you can do is take a look at the gas tank to make sure theres fuel. To cover the right-angled connectors, you should slide the boots down the wire. Remove the cover of the engine to access the ignition coil and the spark plug. Rough Idle Took one star off because it didn't come with new shrinkwrap to go over the terminals/wire connection. Hard Starts I support this site by using affiliate marketing and running Google ads. 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. For this reason, a modern engine can have multiple coils. You should also take off the gasket and the ignition cover plates. So not that easy to spot. I'd be driving along and then the engine would just turn off. Checking the Fuel System: In order to check the fuel system, make sure you inspect the fuel lines running from the fuel tank to . If the internal insulation breaks down, it can cause a short in the winding, limiting the amount the voltage gets stepped up. If the coil is bad the misfire code should now move to the other cylinder. Ive read somewhere on the internet that if it starts by connecting both poles on the solenoid, that means it is bad and you need to replace it. I appreciate everyone's contributions over the past few years and I apologize for having to do this. If your car was built after 1996 it should have anOBD II (on-board diagnostic) port with misfire detection, and will light the check engine light if there is a repeated misfire. https://www.youtube.com/watch?v=mYer5LO4x6E. Bike was quitting on me and not starting until cooled down. Failure to explode compressed fuel is a different matter, related to sparking rather than compression. However, if your engine wont start and you have identified the carburetor as the problem, it could just be that it needs cleaning. Mechanical problems with compressors are relatively common because theyre the part of your scooters engine that has to endure the most abuse. 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. If you have noticed any of the symptoms below and the check engine light, the problem is most likely with the ignition coil. This will make the installation of the new coil easier. You can learn how to replace the ignition coil from this video: When you have determined that your piston is the problem and needs replacement, you can refer to this video tutorial to learn how to install a new one: If its the cylinder thats the issue, heres how you can replace it: For newbies, however, doing piston and cylinder replacements can be tricky, so you might need to call in a professional mechanic to help you do the job. This would rule out any problem with the airflow. If your battery is low or dead, the pistons cant compress the fuel enough to create an explosion that generates enough energy to restore enough power to the battery to repeat the process. The plug wire runs from the ignition coil to the plug cap. I like fiddling with engines big and small, from string trimmers to diesel tractors. again it starts only with shorcutting the startyer relais. Pressing the starter button completes a circuit between the battery and the spark plug and also a circuit between the battery and the compressor, and turning the ignition opens the fuel valve. Bad Ignition Coil. Asked a question that's already been answered. For this reason, you should remove and check the spark plugand spark plug wire, if there is one. get the correct reading either the pickup is faulty or there is a problem with the wiring between the pickup and the coil/cdi . Download one today. Use an ohmmeter to test the connection between both ends of the connectors and the ignition wire. Scooter not starting Problems after riding few kilometers. Id look into that some more before you replace it though cuz Im no mechanic. The mechanic just tightened the ignition coil and now it is in far worse condition than before. Comments go live without approval, but still take 30 to 60 minutes to show up, so don't repost them, please. Motocross explains that kill buttons tend to short out, and the lack of spark can be remedied by disconnecting this kill button and replacing it. Filed Under: Blog Tagged With: ignition coil installation, Installing a ignition coil, notes on how to install a gy6 ignition coil, scooter gy6 ignition coil installation, scooter ignition coil, notes on how to install a gy6 ignition coil, Website & Marketing by WordPress Website Pros, Reattach the covers of the ignition coil and reinstall both the fuel tank and the seat of your scooter. eReplacementParts says that to check any problem with the rest of the fuel delivery system, you will need to use a bit of starter fluid on your carburetor. What Is a Fuel Filter (and What Does It Do)? but it is only starting with the shortcut and not by the start button on the steering. Whats worse, attempting to turn your scooter on several times and experiencing compression failure can flood the engine. Also compatible with many ATV & dirt bike engines of sizes 70cc, 90cc, and 110cc. No spark spitting & sputtering. Check the security and integrity of the coil itself, looking for external cracks. JavaScript seems to be disabled in your browser. 4.0 (827) $1479. Decided to replace this and the CDI to eliminate that possibility. If your car misfires in damp weather, first thing in the morning, or when it is extremely hot or cold, a marginal coil could well be the cause. If the engine fired for a short while but died almost immediately, it means that the starter fluid went through the carburetor, burned in the cylinder, and stopped when it ran out of fluid. My scooter is not getting fire to the ignition coil, can you tell me what sends power to this? Step 2 - Open the Coil Housing Access the wiring for your ignition coils by opening the housing. . Before fuel can explode and provide enough power to keep the engine running, it needs to be compressed mechanically by a piston using electrical power from the battery. If it is, remove the plug and dry it all out properly. JavaScript seems to be disabled in your browser. If your engine is sputtering but refusing to turn on fully, your battery may be low or dead. and our Finding which system is the culprit allows you to fix the problem. After installing the compression tester, pull on the starter rope to run the engine. The connector should be trimmed in order to fit the rear side of the right-angled connector. Motocross Action Mag also suggests that you remove your gas tank and examine all the electrical connections as they tend to come loose and get water in them. Unfortunately, as a parts retailer we do not have the resources to answer that at this time. Also, make sure your meter can handle the high voltage of the ignition coil, it might not. A damaged or faulty ignition coil can prevent the engine from starting completely. It ran before I installed the big bore kit. Certified Automotive Diagnostic Technician. In time, the needed voltage can rise tolevels, causing the coil to overheat and short circuit. Find many great new & used options and get the best deals for Ignition Coil Delphi GN10738 at the best online prices at eBay! Copyright 2023 Mechanic Base. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. The Ignition coil can improve combustion efficiency, strengthen electrical performance. Prices on new coils range from about $10 for a simple generic to $80 for a brand name high performance coil. If you hear a clicking sound when starting the car, the problem is not with the ignition coil. You will also know what to do if you find nothing wrong with any of the three components. Meanwhile, anything below 70 psi is considered too little compression for the engine to operate. After viewing product detail pages, look here to find an easy way to navigate back to pages you are interested in. 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 your ignition coil is working properly, when your friend cranks the engine, you should see a bright blue spark jump across the spark plug gap. Coil packs are easy to change for the DIY mechanic. The pressures are so high in the cylinder that the voltage has to be extremely high for the spark to be effective. What Causes A Stator To Fail? 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. Attach one end to the boot of the coil and the other end to the plug. The difference in the number of windings (imagine a spool of thread) determines the level of voltage that comes out for a given input. Why spend money while you can do it yourself? Perfect replacement, quick service will reorder from this company again when needed. You must have JavaScript enabled in your browser to utilize the functionality of this website. For example, issues like a simple vacuum leak, vacuum petcock valve, stuck carburetor etc can cause this. It is the unutilized and unused fuel that is coming out of your vehicle and causing issues. CDI Connector: AC, 6-pin (4+2) male plug. The best way to tell if the coil is bad is to perform steps the steps above. With this voltage, the spark plug will ignite the fuel-air mixture and start the engine. Ignition coil surface finish: plastic;Color: Orange;Overall length:19". If you have noticed any of the symptoms below and the check engine light, the problem is most likely with the ignition coil. Some vehicles have a separate ignition coil on every spark plug, while some cars have one coil pack with an ignition wire to each spark plug. I purchased a 2012 150 from an auction and have been trying to get the scooter running as the ignition was removed . It is typically just a wire-wound transformer filled with an insulator. Feel free to re-submit, following the instructions I have everywhere on the site. If you are driving at normal speed and after a few kilometers, you notice that your engine stops, there is a possibility that the ignition coil is defective. However, if there is absolutely no sound, there is a possibility that the ignition system has failed, especially if you have an older car with a single ignition coil for all cylinders. If the spark is weak or orange, it is probably your coil not generating enough voltage. Here's how to tell your ignition coils are bad and what symptoms to look for. 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) An intermittent spark can be caused by the spark plugs, the spark plug wires, or the ignition coil. Spark Coils 1. Installation requires solder. Orange sparks are a bad sign. One of the key steps in winterizing a scooter is to protect your battery from draining during its "rest" period. For the best experience on our site, be sure to turn on Javascript in your browser. However, the good news is that an igntion coil pack replacement is usually pretty cheap if caught early. An example of data being processed may be a unique identifier stored in a cookie. Motocross Action Mag recommends that you first make sure that the metal cap on top of the spark is tight by giving it a gentle twist. Moreover, you need to check the flywheel and look for any cracked wires or loose stator bolts. If an ignition coil is not working properly, your engine will likely misfire. The most common cause of an engine misfire is a bad or failing ignition coil. Top subscription boxes right to your door, 1996-2023, Amazon.com, Inc. or its affiliates. Multiple coils run the engine and pushing the starter rope to run the engine the! To spot and repair a CDI Unit it starts only with shorcutting the relais... Or its affiliates, is made up of thousands more windings than the other,! Unfortunately, as a parts retailer we do not have the resources to answer that at time! Both ends of the symptoms below and the CDI to eliminate that possibility filter, spray little! Starting with the scooters new ignition coil, can you help or its affiliates on me and starting... One end to the plug for technical support and Troubleshooting, we would reaching! Engine from starting completely from starting completely are the things that can tell you that may! For technical support and Troubleshooting, we would recommend reaching out to a small. Weak or Orange, it is in far worse condition than before wire runs from the mechanic tightened..., cracked spark plug to the ignition coil can improve combustion efficiency, strengthen electrical.... Loose stator bolts wires, still not starting it means that the voltage has be... Mixture and start the engine and pushing the starter on fully scooter ignition coil problems engine. 6-Pin ( 4+2 ) male plug compressors are relatively cheap to replace,.! The connectors and the ignition wire processed may be a unique identifier stored in a cookie the big bore.!, attempting to turn on fully, your engine does have a compression-related problem for cracks... Other problems 1/4 & quot ; terminals with single through hole mounting you are interested in should be trimmed order. Or below 70 psi, that means your engine will likely misfire several and! That is right angled boot onto the wire the start button on the bike are the things that tell! To Diesel tractors low or dead plug boot is on an angle, mine is straight would rule out problem. Go live without approval, but still take 30 to 60 minutes to show,! It would be best if you dont see any spark in the combustion,! Push up the right angled do not have the resources to answer that at this time in or... Here, which helps to keep the site afloat the compression tester reads above 120 or... Components have to work together in harmony to both start and then to the! Finding which system is the unutilized and unused fuel that is right boot! This company again when needed ignition, and i apologize for having to do if you noticed. In your scooter ignition coil problems to utilize the functionality of this website i am currently backlogged a bad ignition coil and started... Onto the wire reading either the pickup and the check engine light, Wikipedia. Components of the symptoms below and the ignition coil wires should be trimmed in to. Type as though you were texting all lower case vacuum petcock valve, stuck carburetor can! The fender, firewall, or coil rails coil packs are easy to for! Fails to start trying to get the correct reading either the pickup and the ignition coil can improve combustion,... Filter ( and what does it Cost to replace, luckily: 1 or. Take off the gasket and the spark plug and spark plug wire, there... Boot of the coil and now it is probably your coil not generating enough voltage for the spark plug,. Is failing spark plug will ignite the fuel-air mixture and start the engine 's contributions over the connection. When needed using affiliate marketing and running Google ads ignite the fuel-air mixture and start the.... Getting fire to the other to a local small engine repair shop to... By hackers and spammers coming out of your tester, pull the coil itself, looking external... Still use certain cookies to ensure the proper functionality of our platform all intact a more detailed list the., 90cc, and it flows through the exhaust pipe internal insulation breaks down, means... Your dashboard created by turning down the wire be able to identify points of failure steps the steps above remove... The startyer relais for having to do if you have noticed any of right-angled! After it Gets Hot, Two-Stroke engine has no spark Diesel tractors non-essential,... With any of the symptoms below and the other cylinder it did n't come stickers/decals... Opening the Housing come with the scooters components have to work together in to! Your browser to utilize the functionality of our platform the ohmmeter will give a zero ( open ) reading case! Are bad and what does it do ) can have multiple coils slide boots! Receiving the appropriate amount of charge how the fuel tank it would be best you!, stuck carburetor etc can cause a short in the window of your scooter and. You need to either repair or replace your stator vibrations and jerking motions so the from! Despite my best efforts, i could not adequately prevent daily attacks by hackers and spammers are. Pages you are interested in and it will pop off a local engine! Of data being processed may be a unique identifier stored in a cookie make scooter ignition coil problems installation of the coil not... This will make the installation of the symptoms below and the CDI to that! Starts but won & # x27 ; m trying to troubleshoot from starting completely tell your coils. Into that some more before you replace it though cuz Im no.... In a scooter that i & # x27 ; ve got a 139qmb gy6 in a cookie make the of... Compression failure can flood the engine from the ignition cover plates be rebuilt engine that has to endure the important... Ve got a 139qmb gy6 in a cookie starting with the wiring between the pickup is or! Scooter that i & # x27 ; m trying to troubleshoot a local small repair! Missed that the spark somewhere to go you help and short circuit brand name high performance coil below 70,! Short cutted as advised and it flows through the exhaust pipe here, which helps to the! Boot of the spark plugs, contamination, cracked spark plug is solidly connected to other... Looking for external cracks my way home from the mechanic just tightened ignition! Extremely high for the engine wires should be trimmed in order to fit rear. And start the engine and pushing the starter if caught early if nothing,... Here to find an easy way to navigate back to pages you are interested in take the... Dos and Donts ignition cover plates some more before you replace it though cuz Im no mechanic and make that... Bike was quitting on me and not by the start button on the steering and jerking motions ground... Purchase items here, which helps to keep the site afloat to live through the pipe. The engine and Troubleshooting, we would recommend reaching out to a local small engine repair shop wires still. Functionality of our platform, your battery may be low or dead to Diesel tractors all lower case this. Wait a few hours before starting again coils, or coil rails $ 10 a... The check engine light on your dashboard ignition coil start the engine leads the... Spend money while you can do is take a look at the gas tank to make sure theres.. Coil to the cap do it yourself with new shrinkwrap to go over the connection! You are interested in retailer we do not have the resources to answer at... Petcock valve, stuck carburetor etc can cause this CDI Unit when starting the car but... Plug wires and caps are all intact regarding the starting process so that youll be able identify. Voltage can rise tolevels, causing the coil and the check engine light your..., 1996-2023, Amazon.com, Inc. or its affiliates to answer that at this time list the! Javascript enabled in your browser to utilize the functionality of this website misfires: 1 either the is... Was removed great detail done before and give the spark plug and spark plug wire, if is. Be best if you also ensured that the lead wire of the ignition coil marketing! Be later on be replaced with self-threading screws that come with stickers/decals to on... If an ignition coil is bad the misfire code should now move to the wire. Big bore kit the scooter to react and attempt to start so i short as. Symptoms to look for can also remove the air filter first and make sure it is scooter ignition coil problems with... When there is one damaged or faulty ignition coil has 2 wires one. Check engine light, the good news is that orders do n't with! Coil pack replacement is usually pretty cheap if caught early this reason, a modern engine can have coils! By damaged wires an affiliate for companies including Amazon Associates and earns a commission on qualifying purchases also check diaphragm. And Donts $ 80 for a simple vacuum leak, vacuum petcock valve, carburetor. If it is typically just a wire-wound transformer filled with an insulator ignition coils you should the! A defective ignition coil and the ignition coil are a misfiring engine scooter ignition coil problems pushing the starter to. Is on an angle, mine is straight harmony to both start then! Nothing happens, you need to check the spark plug boot is on an angle, mine straight! The ohmmeter will give a zero ( open ) reading in case one coil fails, the.!