FAQ

How does a motorcycle charging system work

Does a motorcycle battery charge while idling?

Technically, a motorcycle battery does charge while the motorcycle is idling though it does not provide as much amperage as when the motorcycle is at higher speeds. During a normal ride, a motorcycle provides about 13, 14, or 15 amps while idling only provides less than 1 amp.

What voltage should a motorcycle charge at?

Use a digital multimeter or battery tester to check the battery’s voltage: Standing voltage for a healthy battery should be around 12.5 – 13 volts. Running voltage while charging should be between 13 – 15.5 volts.

Do motorcycles have alternators?

The alternator’s main function is to generate power for all electrical accessories, and to keep the battery charged during motorcycle operation. Some motorcycles have alternators that look very similar to those found on cars. These alternators have a rotor, stator and voltage regulator all packaged in one unit.

Why do motorcycle batteries die so fast?

All too often, motorcycle batteries die young, murdered by neglect. Dehydration, improper charging, and a slow discharge during storage all shorten a battery’s life. … To prevent these draws from killing your battery, you could disconnect the battery, but even if there is no load on them, batteries self-discharge.

What are the signs of a bad stator?

Runs bad at lower rpms but runs good at higher rpms (Low speed coil going bad) Runs good at lower rpms but runs bad at higher rpms (High speed coil is going bad) Backfiring and just won’t run good. Sled slowly loses power during the course of the day.

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How long should I ride my motorcycle to charge the battery?

Yes. That’s what is designed to happen, so if your alternator and battery are in fine fettle, a 30 minute ride should easily be enough to top up the battery.

Will a motorcycle run with a bad battery?

Yes a bad battery can make motorcycles not run well, shorted cells in the battery will cause the voltage coming from the alternator to get shunted to ground, eventually as more cells short out this will drop the voltage low enough that it will affect the fuel pump and the ignition coils.

How often should you run a motorcycle?

Combustion and condensation are two things that are more related to each other than we want to think. If you consistently run your motorcycle once a week for 20–30 minutes you will be doing yourself a great service in preventing future issues. If you run it for less, you may be doing yourself harm.

Will a motorcycle start with a bad Rectifier?

The rectifier is part of the charging system. If you put a freshly charged battery in your motorcycle, and you have a bad rectifier, it won’t stop your motorcycle from starting, but your battery wouldn’t stay charged. The regulator/rectifier on your motorcycle performs two functions.

How do I know if my motorcycle battery is bad?

Consider, too, that if your headlight comes on and is typically bright, and your horn sounds normal, a dead battery is unlikely. Telltale signs that the problem is the battery include weak or nonfunctioning lights and horn. These hints are usually accompanied by little or no response when the starter button is pushed.

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Is a stator the same as an alternator?

Stator vs. Automotive Style Alternator (all-in-one style unit) A motorcycle stator is a component of the electrical system that, when combined with a rotating magnet, creates AC current. … An automotive style alternator is a fully self-contained, externally mounted unit that creates DC current.

Can you jump a motorcycle with a car?

Manufacturers do not recommend attempting to jump start a motorcycle battery from a car. The reason is that car batteries are much larger and have a much higher amperage (more power) and can damage a motorcycle battery. Life doesn’t always cooperate, however, and you may find yourself with little alternative.

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