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why does 12v golf cart battery not charge

by Jayden Mayer PhD Published 1 year ago Updated 1 year ago
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If your batteries aren't hooked up correctly, or the connections between them are weak or frayed, this can quickly lead to a loss of power and cause your charger to fail. Make sure you check each battery terminal for corrosion; any buildup will impede the flow of electricity, and could likewise cause problems.Aug 21, 2018

Full Answer

Why won’t my golf cart battery charge?

If you own a 48-volt Club Car, sometimes your golf cart itself can get in the way of a proper charge. If your batteries are carrying a minimal load, and your charger will still not charge them, it may be because your golf cart’s onboard computer is confused about how much charge they are currently carrying.

How do you charge a 12 volt golf cart battery?

Charge two batteries at a time with a 12-volt charger and then use the auto golf cart charger to resume the charging. The battery pack must have at least 28 volts for the cart charger to be able to kick in. Also, ensure that the battery plates have at least 1/4 inch of distilled water above them before charging.

What to do if your EZGO gas golf cart battery won’t charge?

If the receptacle fails, apply 48 volts to the small wire at the receptacle so that the charger interlock is bypassed. The battery of an EZGO gas golf cart won’t get charged if the wire connections on the voltage regulator are corroded or broken by the crimp.

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What do you do when your golf cart batteries won't charge?

Golf Cart Won't ChargeCheck our outlet to make sure that you're getting power to your electrical outlet.Check the water level in your batteries, using distilled water to refill only. ... Check for corrosion or any loose cables on the batteries.Check the condition of your charger's cables (AC and DC cables).More items...

How do you force a golf cart battery to charge?

Drive the golf car for an extended period of time so the batteries will discharge, plug the golf car charger in again and repeat this cycle for about 3 or 4 times. Each time will increase the battery charge and golf car run time.

How do you revive a 12 volt golf cart battery?

Step 1: Tip the battery on its edge: Allow approximately half the battery acid to run out of each cell and into a plastic container. ... Step 2: Mix 8 ounces of Epsom salts into 2 quarts of warm distilled water: Stir thoroughly. ... Step 3: Put the battery or batteries on a charger.

How do I know if my golf cart battery charger is bad?

Bad Charger: IN GENERAL, if the charger kicks on, but doesn't charge fully or kicks off soon after, this is likely a charger issue. If the charger makes a loud clicking noise, this is likely a battery charger issue.

How do you reset a golf cart battery?

2:314:47Restoring Lead Acid and Golf Cart Batteries, Liquid Regen ... - YouTubeYouTubeStart of suggested clipEnd of suggested clipThrough the electrolyte of the battery to get in between the plates of the lead acid battery rockingMoreThrough the electrolyte of the battery to get in between the plates of the lead acid battery rocking the battery gently back and forth for a couple of minutes should thoroughly mix the solution.

How do you trick a golf cart charger to charge a dead battery?

1:233:46Reviving Dead 6v & 8v Golf Cart Batteries FAQ - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo what I'm going to do is I'm going to hook my positive to the battery one positive. And since thisMoreSo what I'm going to do is I'm going to hook my positive to the battery one positive. And since this is this negative we make this battery six volt I jump to the corresponding.

Can you charge golf cart batteries with a regular car charger?

Golf carts usually come with their own charger, however a car charger can also be used to charge a golf cart. The trick is matching the voltage of the charger to the voltage of the batteries.

Can you restore dead golf cart batteries?

So being in a pinch a 12 volt battery charger will work to get some energy back into your dead golf cart batteries and revive them. The sole purpose here is to just get some energy back into the batteries so the golf cart battery charger itself can do the brunt of the charging and charge the batteries properly.

Can you use a trickle charger on a golf cart?

If you tend to use the golf cart during the warmer months and store it during the winter, pick a trickle charger to make the battery last longer. These chargers connect to the battery over weeks or months at a time. They provide enough power to the battery to keep it charged but without harming the internal components.

How do I reset my club battery charger?

How to reset your Club Car's OBC after a faultKey Switch to Off.Forward/Reverse to Neutral.Tow/Run Switch to Tow.Disconnect the Battery NEGATIVE (–) wire from the Battery Minus terminal on the battery pack.Put the Tow/Run to Run.Forward/Reverse Switch to Reverse.Key Switch to On.Lock the throttle pedal down.

What could be draining my golf cart batteries?

The reason why your golf cart battery keeps losing charge or drains quickly, may be due to loose wires, corroded connectors or an insufficient amount of water in the battery. The battery connections may have become loose or the connectors are corroded.

Can you leave golf cart charger plugged in all the time?

Manufacturers suggest leaving your golf cart plugged in all of the time while using an auto battery charger, as it will keep the batteries fully charged and always available. If batteries are not charged for prolonged storage, they may damage over time and deliver less capacity.

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Why is my golf cart not charging?

If your batteries are carrying a minimal load, and your charger will still not charge them, it may be because your golf cart’s onboard computer is confused about how much charge they are currently carrying.

Why does my charger fail?

If your batteries aren’t hooked up correctly, or the connections between them are weak or frayed, this can quickly lead to a loss of power and cause your charger to fail. Make sure you check each battery terminal for corrosion; any buildup will impede the flow of electricity, and could likewise cause problems.

How many volts does a battery charger need to charge?

When your charger can’t tell that your batteries are hooked up, it often won’t even turn on. A base charge of 25-30 volts is usually sufficient to wake up your charger and begin charging. To get around this problem, specific chargers offer modes that keep your batteries charged even when you’re not using them.

What to do if battery charger fails?

You can’t address every problem with a simple DIY repair, but a sound diagnosis can save hours of frustration. In many cases, the solution is simple, and you’ll be able to handle it with minimal expense.

Why won't my battery turn on?

Make Sure the Batteries have Some Charge. In the scenario that it doesn’t turn on, it might mean you waited too long to recharge them, and now the charge that they currently carry is too low for the charger to detect them. When your charger can’t tell that your batteries are hooked up, it often won’t even turn on.

What to do if battery is stuck at no charge?

However, if you’re stuck at no charge, a small, manual charger should provide each battery with enough juice to activate your regular charger.

What happens if your golf cart battery is low?

If the water level of the batteries is low, then the blade inside it will be dried, and you won’t be able to recharge your battery. Charging problems of golf carts are not something new. It can be quickly resolved. All you need to do is to examine the cart thoroughly and immediately replace the faulty parts.

Why is my club car not charging?

The cause of a Club Car golf not charging is either a dead battery, a damaged power cable, or a faulty charger.

Why is my charger clicking?

If the charger is clicking while plugging it in, and doing nothing, examine your charger and probably replace it . If the “brain” of the charger fails , then it can cause several issues, and the batteries will not charge. Purchasing a new one or repairing the component can solve the problem.

Why won't my club car golf cart turn off?

A Club Car golf cart will not shut off if the OBC is outdated or faulty. In this case, the reason depends on whether the charger is not shutting off when it is plugged into the device , or it is not plugged in but still not shutting off.

What is the OBC on a 48V club car?

In the 48V club cars, the OBC is primarily responsible for the batteries’ charge. It controls the batteries charging, which is why the 48V requires a fully functional OBC all the time. Connect the batteries to a voltmeter and check if the charger is generating enough power.

How to keep car batteries charged when idle?

Try to keep specific chargers, which will help your batteries to stay charged even when the car is idle. Enough power supply is critical to keep the charger working and keep the batteries charging. Check your connections, and then turn on your charger.

What does it mean when a charger is bad?

Bad charger: if the charger turns on but there is no sign of charging. If the charger is making noises like a loud click, before kicking off. If the charger keeps charging even after turning the switch off then, without any doubt, it’s time to replace the charger.

Why is my golf cart battery charger not working?

Bad connections will cause any battery charger to not function properly. After you've charged up your batteries and checked every connection and you are still having issues, it's probably safe to say you've got a golf cart battery charger problem and may need to service it or buy a new one.

How many volts does a golf cart battery need?

An automatic golf cart battery charger needs a minimal amount of voltage in the golf cart battery to even start working. They need somewhere in the range of 20-35 volts in the batteries to allow the chargers to know that they are connected up to batteries and to kick on.

What is an OBC on a club car?

When you plug the charger into your Club Car, the OBC will tell the battery charger when to start and stop charging based on the voltage levels in your batteries.

What voltage do you need for a 36V golf cart?

You must match volts to volts. A 36V cart requires a 36 volt golf cart charger. A 48V cart requires a 48 volt golf cart charger. You can burn up your batteries if you do not charge with the proper voltage.

Why is my golf cart charging red?

Occasionally a red fault light on a golf cart charger can mean that the batteries do not have enough voltage in them to allow the charger to kick on (see Charging Dead Golf Cart Batteries above).

Why is my charger making a clicking noise?

If the charger makes a loud clicking noise, this is likely a battery charger issue.

How to keep a charger from getting hot?

But here are a few general tips to keep the charger from overheating: Make sure that your battery cable connections are correct, clean and tight.

How to check if golf cart battery charger is faulty?

The charger may be faulty. Check this by plugging the charger into the golf cart and see how much it charges the battery pack using a digital voltmeter. Alternatively, you can use another charger to do the charging and see if there is a difference. Allow the charger to charge the pack fully and shut down on its own.

How many volts should a golf cart battery pack have?

Charge two batteries at a time with a 12-volt charger and then use the auto golf cart charger to resume the charging. The battery pack must have at least 28 volts for the cart charger to be able to kick in. Also, ensure that the battery plates have at least 1/4 inch of distilled water above them before charging.

How many volts does an EZGO 2012 hold?

Check the battery pack voltage using a multimeter. For a 48-volt cart, this should be between 46 to 50 volts based on the charge level.

Why won't my Ezgo golf cart charge?

Some reasons why an EZGO RXV golf cart will not charge could be because of a dirty charging port, loose or broken wire, a blown-out fuse or a problem with the auxiliary contact. Clean the charging port so that it’s free of dust and dirt accumulation. Sometimes, dust and dirt can prevent proper charging.

Why is my Ezgo cart not charging?

It could be due to a lack of battery voltage, a faulty charger or a lack of hydrogen in the batteries. A charger problem can also be associated with the charger making a loud clicking noise, failing to stop charging after the batteries have attained full charge ...

How many volts should a 48 volt battery be?

Depending on the charge level, it should read between 46 to 50 volts for a 48-volt cart. If the reading is abnormally low such as 16 volts or 24 volts, check the voltage of each battery individually by hooking on to a regular charger. Also, check the water level in each battery.

How to check if a voltage regulator is faulty?

To check if the regulator is defective, remove the green wire connecting the generator and the stator at the generator end. Get the engine running, ground the disconnected end and check the voltage rating using a voltmeter.

How often should you charge golf cart batteries?

Golf cart batteries should be kept fully charged at all times – this means hooking them up to a charger as soon as you are finished using the cart. Regular charging will prevent damage to the battery and give it longer-lasting life.

Should golf cart batteries be charged after every use?

Yes. Charging your golf cart batteries after every use – even if you’ve only spent five minutes driving – is crucial for maximising their lifespan. Leaving batteries in a prolonged state of low charge can decrease their capacity over time and wear them out quicker.

Should you charge new golf cart batteries?

Yes. New golf cart batteries should be charged every time they are used as this will extend their lifespan, help them retain their capacity for longer, and prevent discharge. It is vitally important to charge new golf cart batteries, even after their first use.

Should your golf cart be turned on when charging?

No. You should turn your golf cart off when charging its batteries. Trying to charge a golf cart while it is running is a pointless exercise, as the battery will be draining while you’re trying to charge it. A golf cart should only be turned on once its batteries are fully charged.

Should golf carts be plugged in all the time?

No, you should not leave your golf cart plugged in all the time. While automatic battery chargers are designed to shut-off once at full capacity, leaving a battery connected to power for long periods leaves it susceptible to damage should the electrical circuit be overloaded.

Should golf cart batteries make noise when charging?

If your golf cart uses a standard 12 volt flooded lead acid battery, then it is quite normal to hear a bubbling sound when it’s charging. However, if your cart uses a sealed battery (such as a gel or AGM battery), then a hissing or bubbling sound may indicate damage.

How long should golf cart batteries last?

If you play golf twice a week – and use your golf cart for each round – you can expect a standard, brand-new battery to last just under 10 years before needing to be replaced. If you charge your battery correctly after use, you can maximise its shelf life.

What is the Proper Way to Charge an Electric Golf Cart?

If your electric golf cart batteries are in good shape, the proper way to charge an electric golf cart is to plug it into the electric network using the charger that came with your golf cart. If your golf cart didn’t come with a charger, you should find one that matches your vehicle’s charging socket and voltage specifications.

How to Charge an Electric Golf Cart Step by Step

If your golf cart didn’t come with a battery charger, try to buy a charger from the same brand as your golf cart. If that option is not available, buy a battery charger that meets your golf cart’s specifications.

Can I Charge Golf Cart Batteries with a Regular Charger?

You can charge most golf cart batteries with a regular charger. However, there are some things you should keep in mind. There are different types of car battery chargers, and there are different types of golf cart batteries.

Can You Overcharge Golf Cart Batteries?

Overcharging golf cart batteries is dangerous and can cause damage so it’s not recommended. Batteries have many chemical components that heat up every time you charge them. Overcharging a battery will overheat these chemicals, ruining the battery and the heat buildup may make it catch fire.

What Should My Golf Cart Charger Read when Fully Charged?

Modern cart battery chargers have LED lights to show the charge status. Most of these chargers will have a light displaying that the charger is plugged into the wall and another light indicating that the charger is working. Once the charge is complete, another light will turn on, generally in green next to a sign “charge complete”.

How Do You Charge a 36 Volt Golf Cart Battery?

If your golf cart has a 36-volt battery pack, it will probably have three 12v individual batteries or six 6v batteries. If you don’t have the charger that came with your golf cart, or if you need to run a maintenance charge, you can charge each battery in the pack individually and charge it.

How Do You Trick a Golf Cart Charger?

When your golf cart’s batteries are completely discharged, you will have to “trick” your golf cart charger by using an automotive battery charger to manually charge them, at least to the point where your cart charger will read some voltage. That’s how you trick a golf cart charger.

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