Quick Answer: What can cause a motorcycle battery to drain?

Why does my motorcycle battery not hold a charge?

Battery 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.

How do I keep my motorcycle battery from dying?

If you live in a cold climate, you’ve probably experienced too many dead batteries on your motorcycle. Try to keep your motorcycle inside a garage or shed if possible. If it’s still too cold and your motorcycle won’t start, use a space heater to pre-heat your engine by placing it directly next to your motorcycle.

Can a motorcycle battery die suddenly?

In my experience, sudden battery failures are the norm. Often a plate or other internal connection will break and then pull apart later, causing an apparent failure without cause.

Can a bad stator drain a battery?

As far as the battery, yes a bad stator/regulator can destroy a new battery. If it’s run at a very low voltage without being recharged then it can be destroyed. It actually happens all the time. In most cases if we replace a stator or regulator the battery has to be changed as well as it won’t hold a charge.

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How can I tell if my motorcycle battery is bad?

7 Signs of a Bad Motorcycle 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.

Can you bring a motorcycle battery back to life?

If you have a dead motorcycle battery that won’t accept a charge, the problem is normally sulfation. … The sulfur also corrodes the lead plates, but as long as the corrosion isn’t severe, you can fix a dead motorcycle battery without spending a lot of money.

How often should you start your motorcycle?

All motorcycle owners should start and run their motorcycles for at least 15 minutes once a week during the winter. Letting it run will keep all the engine components and gaskets lubricated, eliminates condensation buildup, ensures the carburetor will not gum up, and recharges the battery.

How long can a motorcycle battery sit without starting?

How long will my motorcycle battery last without being run? Typically, a motorcycle battery will die between 3-4 months without the motorcycle being turned on. For most riders, turn over your engine is the main way they keep their battery fully charged.

What is the average life of a motorcycle battery?

According to Motor Gear Expert, a sealed Absorbed Glass Mat (AGM) battery usually lasts from about three to five years. A conventional acid-filled battery has a lifetime of two to five years. If you suspect it’s time to replace your motorcycle battery, the following are tips on how to do it right.

Would a bad battery cause my motorcycle to stall?

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.

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What would cause a motorcycle not to start?

One potential issue that might be keeping your motorcycle from starting up is a clogged petcock. The petcock is a fuel control valve. It controls the gas flow between off, on, and reserve settings. Clogged petcocks are a common issue that riders often bring up in forums.