Why Wont My Motorcycle Battery Hold A Charge?

by | Last updated on January 24, 2024

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Is Dead. The first and the most obvious reason why your motorcycle battery is not charging is

because the battery is dead

. A dead battery is no more capable of holding an electric charge. And hence, if you find that the bike battery is dead, you need to replace it with a new battery as soon as possible.

Why does my motorcycle battery drain so fast?

There are several reasons why a motorcycle battery drains while riding including a bad battery terminal connection,

corroded battery terminals

, a bad stator, a bad rectifier/regulator, too many electrical add-ons, too old of a battery, and if you have a newer motorcycle, an automatic shut-off will happen if the battery …

What keeps the battery charged on a motorcycle?

Your motorcycle battery stores electrical energy for use and acts as a buffer for the bike's electrical system.

The alternator

creates alternating currents to run the bike and charge the battery.

How do you fix a battery that doesn't hold a charge?

  1. Prepare the battery. Put on the safety glasses. …
  2. Perform a load test. Connect the load tester to the positive battery terminal first and then to the negative post. …
  3. Remove the cell covers. …
  4. Perform a hydrometer test. …
  5. Test the cells. …
  6. Add the treatment chemicals (optional).

Why are my batteries not holding charge?

Here's a quick rundown of some of the most common causes of a battery that won't hold a charge: You've left your lights on, or some other accessory that draws battery power even when your car isn't running. … There is

a parasitic electrical drain on the battery

, possibly caused by a bad alternator.

How do you know when your motorcycle needs a new battery?

  1. A Deformed Battery.
  2. Built-Up Sulfation.
  3. Motorcycle Not Starting Properly.
  4. Receding Horn Volume and Dimming Headlights.
  5. Irregular Readings on the Multimeter.
  6. Idleness.
  7. Old Age.

Why motorcycle suddenly stops?

If while you were riding you noticed unusual noises coming from your engine, and your engine temperature is running hot, then chances are your oil level is down. Another common reason with motorcycles that stop running is

electrical

. And the most common of electrical problems is simple: a fuse that has blown.

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

Does a bike battery charge while riding? 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.

Does 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.

How long does a motorcycle need to run to charge the battery?

Motorcycles charge the battery while the engine is idling, and the recharge time depends on what state the battery is in, but a good battery should take

12 -18 min.

The alternator and the regulator still run while the motorcycle is in neutral.

Why would my battery keep dying?

Some of the most common reasons for a car battery to die repeatedly include

loose or corroded battery connections

, persistent electrical drains, charging problems, constantly demanding more power than the alternator can provide, and even extreme weather.

Can a completely dead battery be recharged?

Can a completely dead battery be recharged? If the battery is your only problem and the car is in otherwise good working order,

it is quite possible to completely recharge a completely dead battery

. Using the charger or a jump start or push start and then letting the engine idle with electrical items switched off.

Does Epsom salt really work on batteries?

It is said that

epsom salt will dissolve sulfates that develop on the plates of batteries and increase capacity

. If conventional means to mitigate sulfating and loss of capacity have failed, it is unlikely that adding other elements to the chemical reaction will have any lasting positive effect.

How do you know if a battery won't hold a charge?

Attach a Voltmeter

You're now ready to use a voltmeter to gauge how much “juice” your battery has. Attach the red lead to the positive terminal and the black lead to the negative terminal.

If the voltmeter reads between 12.65 volts and 12.77 volts

, then the battery is fully charged.

How long should a battery hold charge?

Most car batteries which are in good condition will last

at least two weeks

without needing you to start the car and drive to recharge it, according to the AA. But if you don't intend to drive your car for some time for whatever reason, you should still start it up once a week to recharge the 12V battery.

Can a car battery test good and still not hold a charge?

As the vehicle's alternator belt starts getting old, it may start appearing loose or stretched. With such a problem, the alternator would not work effectively. As such, it would not produce the required charge for the car battery. Thus, this may be why you have a car battery that tests good but

won't hold a charge

.

David Evans
Author
David Evans
David is a seasoned automotive enthusiast. He is a graduate of Mechanical Engineering and has a passion for all things related to cars and vehicles. With his extensive knowledge of cars and other vehicles, David is an authority in the industry.