Why does my 84 flhtc battery keep draining?

I believe I have a battery drain. Just purchased a new 350 cold crank amps and after a proper initial charge, and run, the next day the battery did not have enough juice to turn over. My 84 FLHTC has the EVO motor, and while it runs and sounds like a dream, starting it has become a issue. Any ideas?

What can cause a car battery to die overnight?

Leaving the headlights on can kill a weak battery in the amount of time it takes you run a short errand like shopping for groceries, but even a small interior dome light can drain a battery dead overnight.

Why does my Mercedes-Benz battery keep draining?

You try to start your Mercedes-Benz and the car is either completely dead or this happens: Battery drains happen when electronic equipment (consumer units) are constantly drawing current from the battery while the car is parked. One simple example is when lights are left on overnight. But it’s not always as simple as that.

What causes battery to die on Mercedes medic?

A defective electrical system, Control Unit or a fault on the CAN Bus (Controller Area Network) are also causes that can cause your Mercedes-Battery battery to die. To troubleshoot the current draw, you need a multimeter that can perform current reading.

Why is the battery draining on my Avalanche?

If your Avalanche’s battery is draining after being parked for a few days, here are two possible scenarios. The battery itself has gone bad and just can’t hold a charge long enough to be of any use after the vehicle sits, and it drains. Something is drawing power when it shouldn’t be.

What to do if your DVOM battery drains?

Remove the negative battery cable from the battery and attach a jumper from the negative battery post to the positive lead of the DVOM meter set to Amps. Next attach a jumper from the negative meter lead to the battery cable.

What causes a car battery to drain while driving?

Even small drains, like the memory function in your car radio, may kill a very weak battery. Corroded or loose battery connections. Corroded battery connections can prevent the charging system from topping off your battery when you are driving. Loose battery connections can also cause problems.

Why does my phone battery drain so fast?

The guide teaches how you can prevent your phone battery draining fast, so your battery lasts longer and you are able to use your phone for more tasks without charging it in between. Let’s check out the methods to fix the issue on your device:

How often does a Harley Davidson battery drain?

Bike is under extended Warranty and they are saying SORRY we can’t fix it! Then they said to get a trickle charger, but I can’t don’t have access to plug it in! It discharges randomly, sometimes its 2 times in a week, sometimes 3 weeks it will stay charged.

Is there a way to fix battery drain?

If you do not wish to go into the methods that fix a small thing here and there, you may use a dedicated repair software to fix the entire operating system of your device. Fixing the core system will fix all other issues including the battery drain issue on your device.

What does it mean when your battery drains overnight?

Why the Battery Drains Overnight A slow battery drain when everything is off is called a parasitic power loss. This happens when something – a glovebox light, an amplifier, any electrical component – is pulling power from the battery when it shouldn’t.

Why does my battery only charge to 84%?

They are thinking that 84% really means 100% and your meter has lost its zero point. After you do this, if the battery charges to 100%, that may not be the end of the problems. You will have to try it out to see if the battery lasts as long as it did before.

When to look for a parasitic battery drain?

A parasitic drain is when an electrical device is using battery power when the car is closed, and the ignition key removed. Therefore, when doing this test make sure that the dome light, under hood light, trunk light, etc. are off.