Why Does My Harley Battery Keep Dying?

by | Last updated on January 24, 2024

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There are several reasons why a motorcycle 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 …

Why won't my Harley battery 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.

How long do Harley batteries last?

Battery Life and Replacement:

While the ultimate life of a motorcycle battery is determined by many factors, according to Harley-Davidson a well-maintained battery should deliver

at least five years of service

.

What is causing my battery to die so quickly?

Google services aren't the only culprits;

third-party apps can also get stuck and drain the battery

. If your phone keeps killing the battery too fast even after a reboot, check the battery information in Settings. If an app is using the battery too much, Android settings will show it clearly as the offender.

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).

What are the symptoms of a bad voltage regulator on a motorcycle?

  • Motorcycle won't start. This one's the big, obvious one. …
  • Spluttering as you drive. When voltage is low, it's hard to keep the motorcycle running.
  • Lights light up and dim as you rev. …
  • Battery warning light comes on.

Can a completely dead motorcycle battery be recharged?

If you do have a dead battery, you

can recharge it with a battery charger

(this is preferred), or by jumpstarting your bike with another bike or a car. … Once you get the bike running, make sure to ride it for a good while in order to get it fully charged again.

What are the signs of a bad stator?

The most obvious symptoms of a bad motorcycle stator include

no spark, weak spark

, or intermittent spark (also known as misfiring). Hard starts and a poorly running engine can also be clues that your stator needs to be rebuilt or replaced.

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.

Is it OK to leave a battery tender on all the time?

In theory, you can

leave

the

Battery Tender


®

Plus

battery charger

connected to a

battery

forever. That's a really long

time

. Sales people like to say, “Just plug it in and forget about it!” However, practically speaking, it is a good idea to check on the

battery

at least once

every

couple of weeks.

How much does a Harley battery cost?

Harley Battery Pricing


$100 to $150

: Most decent quality batteries fall in this range. They will have recent manufacture dates and high-quality materials used for production. The exact price will depend on the brand, size, and power. $150 to $300: Batteries in this range tend to be OEM batteries.

Will a Harley run with a dead battery?

While

it is very possible to run

a motorcycle without it's battery, it's not advised that you do it. Starting and running a motorcycle without a battery doesn't necessarily hurt the motorcycle, but it can be a safety hazard for you as the rider.

How do I stop my battery from draining so fast?

  1. Limit your push notifications. …
  2. Adjust your location services settings​ …
  3. Lower background activity. …
  4. Adjust your screen brightness. …
  5. Adjust your screen timeout settings. …
  6. Check for operating system updates. …
  7. Protect your phone from extreme temperatures. …
  8. Make sure your phone has service.

Why is my iPhone battery draining without using it?

A lot of battery drain issues occur when an app is supposed to close, but doesn't. Instead,

the app crashes in the background and your iPhone battery beings

to drain without you even knowing it. A crashing app can also cause your iPhone to get hot.

How can I revive my phone battery?

You can recondition that battery easily without any special tools needed. Let your cell phone battery run down until it shuts off the phone. Don't recharge it but instead

wait 30 minutes

, turn the phone back on and let it run down and turn itself off a second time. At this point the battery will be fully discharged.

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.