Moped cdi box problem

A CDI box is used in motorcycles and other vehicles to store electrical energy and deliver it to the spark plugs to ignite the air-fuel mixture in the cylinders. If your vehicle is not starting or running properly, one of the first things you should check is the condition of the CDI box, moped cdi box problem. In this article, we will learn, how to test a CDI box with a multimeter.

The CDI is like a computer as it controls the engine of your scooter. It instructs the fuel injectors when and for how long they should spray. It also directs the spark plugs on how to perform especially when they have to fire. The CDI goes bad because of different reasons. Some of them go bad because they are old, others experience a wiring short while others go bad because of a faulty charging system.

Moped cdi box problem

Cdi box keep blowing. ScootDawg's Scooter Forum a. The Dawg Pound. Jun 12, GMT I have a Qlink Pegasus that has blown 3 cdi units recently. I have replaced the cdi units, voltage regulator, ignition coil, pulsar coil. Any suggestions would greatly be appreciated!!! The only thing that comes to my mind is that,well it might not be grounded somewhere. Has the bike ran before or how long does the cdi last until it fries? I bought it last summer got about two months broke down, decided to wait till this spring to fix. The first replacement went out after one 6 mile ride home.

The ground wire is obvious with its connector. My point was to test the spark, and if it is good check the carb.

Any resources for testing which component might be faulty? I'm wondering what the stator's output must be to sufficiently fire the CDI? Seems there out to be a place to check this at the CDI connections. Most likely its the cdi itself. Very common on all cdi bikes. The little black box fails from heat.

The CDI is like a computer as it controls the engine of your scooter. It instructs the fuel injectors when and for how long they should spray. It also directs the spark plugs on how to perform especially when they have to fire. The CDI goes bad because of different reasons. Some of them go bad because they are old, others experience a wiring short while others go bad because of a faulty charging system. The CDI in your scooter is linked to the ignition. Therefore, if it is in good condition then you will have fewer or no issues with your ignition. It plays the role of storing electrical charge and increasing the spark power on the spark plug. Sometimes, a bad CDI does not cause sparks at all.

Moped cdi box problem

Motorcycle manufacturers have for many years now installed electronic ignition systems in these two-wheelers. Such an ignition system has to send the right amount of voltage into the engine's combustion chamber at the right time. CDI ignition system is predominantly the ignition system installed in bikes today. In this article, we look at the signs to look out for when you suspect your motorcycle's CDI box is faulty. We will explore the tricks and methods you should use to restore a bad CDI. Let us look at how it functions first to appreciate why you must take a keen interest in your motorcycle's CDI ignition system. It is also referred to as the thyristor ignition in some quarters.

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How can I tell that my CDI is bad? By following the steps outlined in this article, you can easily determine whether or not your CDI box is functioning properly. Includes plenty of pics. Engine types. Your cart is empty Start shopping. Jun 1, GMT The CDI is likely working just fine. Do you by chance have an idea of what the resistance should read across the stator? Before ordering a new one i would carefully inspect your current harness for a few common problems that vibrate : A Male and female connectors will have rubber sleeves that can "back" down the wire exposing the connectors. Fuel petcock in foreground. Be careful not to try to address more than one problem at one time as there is almost always more than one thing left to fix on a china scoot. Replace any damaged or worn parts as needed and fill up the brake fluid if it's low. If you find that your CDI box is not functioning properly, be sure to replace it as soon as possible so that your vehicle will run smoothly. If so you have an over charging issue, which could be the stator or a wiring issue since the regulator has been changed.

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How can that even happen unless something is blocked on the exhaust side? Dirt Bikes. Ever heard of an oil pump pushing out too much oil? There is a moped shop in Seattle but I can't remember the name right now. Thanks, It doesn't say Kinetic. Repair or replace any damaged parts as needed. Here are some of the symptoms your bike may be exhibiting that point you to issues with a CDI. With this new CDI there are some differences in resistance between the new and old unit which I would expect if the old unit were bad. Newsletter Cart 0. The CDI box itself may be faulty and need to be replaced. Mario yahoo.