
Your golf cart may not be charging because you have a battery problem, your charger itself is faulty, the connections on the batteries, wiring, or charger cable are faulty, or there are faults with the golf cart electronics.
Full Answer
Why won’t my golf cart Charger turn off?
A golf cart charger will not shut off due to a faulty battery, faulty charger, damage to the power cable, or insufficient water levels in the battery. Bad Battery: In general, charging problems with batteries occurs when the battery is no longer in the space of fixing.
What current should a golf cart battery charger be plugged into?
AC Current – Must be plugged into the correct power supply to operate. read the power requirements on the sticker usually on the back of the battery charger. All golf cart battery chargers usually operate on 110VAC but some have the ability to operate on multiple voltages for other power grids like in Europe vs US.
Why does my battery charger only charge at 5 amps?
Because the charger does at least turn on and charge at 5 amps my thought was kinda sorta the capacitor too, but it checked OK. Thanks for the response. It could also be a bad diode there should be two on the circuit board.

How many amps should my golf cart charger show?
The ammeter on a 36-volt charger should show at least 15+ amps when the charger is plugged into the golf car, even if the batteries have not been used for a short while. A 15+ amp reading shows that the charger is actually charging, not just humming (humming is NOT an indication that the charger actually works).
Does the AMP matter on a golf cart charger?
Well, Amperage in a golf cart is like the gas tank in your car. It will determine how far you can travel on a single charge in an electric Golf Car. The more amperage in a battery pack, the further you can drive before having to charge.
What would cause a golf cart to overcharge?
NEVER charge golf cart batteries in a closed-in or restricted area. Avoid overcharging batteries – non-automatic (manual) battery charger models can overcharge a battery if left connected for an extended period of time, resulting in loss of water and the creation of hydrogen gas.
How do I know if my golf cart 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 many amps does a golf cart require?
On average, electric golf motors operate at 36 or 48 volts and draw between 50-70 amps of current while cruising at about 15 miles per hour. Keep in mind that the current draw during acceleration or while going up a hill is much higher.
Can you use any charger for golf cart?
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.
Should you leave your golf cart 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.
How many volts should a 48v golf cart have fully charged?
The target voltage for a 48 volt charger for AGM or some flooded batteries is 2.4 to 2.45 volts per cell, which is 57.6 to 58.8 volts.
Should I charge my golf cart every night?
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.
How do I test my golf cart charger?
Turn on the Charger – Once you have the voltmeter attached to your battery charger, turn on the charger to read the electrical output. Typically, the needle on the voltmeter will move from left to right – with right being higher – to gauge the amps produced. A reading of about 36 amps is typical for a battery charger.
How do you troubleshoot a battery charger?
5 Troubleshooting Tips for Your Car Battery ChargerCheck the outlets. There are three ways to determine if the outlets are causing problems to your jump starter. ... See if your battery is in good shape. ... Inspect the charger for signs of damage. ... Check for corrosion or rust. ... Clean your charger.
How do I reset my club battery charger?
Easily Reset the Club Car Golf Cart OBCKey switch to off.Set forward/reverse to neutral.Put tow/run switch to tow.Disconnect the negative battery terminal from the battery pack.Put the tow/run switch to run.Put forward/reverse switch to reverse.Put key switch to on.More items...
How many amps does a 48v golf cart charger pull?
A 48-volt system of 4×12 volts can deliver approximately 600 amps. Yet a 48-volt system of 8×6 volts can deliver 1,800 amps. This alone can increase the range of a golf cart from about 12 miles to about 35 miles. Both systems deliver the same voltage, so their speed and acceleration will be similar.
How many amps does a 12 volt golf cart battery have?
The Five Most Common Golf Cart Battery PacksBattery System TypeVoltageAmps (Estimated)4-12 Volts48 Volts6006-8 Volts48 Volts1,0208-6 Volts48 Volts1,8006-12 Volts72 Volts9001 more row•Nov 3, 2020
How many amps should a 36 volt charger put out?
A medium amp output 36 volt charger would be in the range of 10 to 15 amps or so, and be used for many applications using about 100 amp hours of battery and up, or applications with a constant amp load (power supply application).
How much power does a golf cart charger use?
Often, a 120-volt charger typically draws 10 amps of power from your home's power system. That's good to know – but how does this translate to a cost level? Well, if you multiply the volts of your charger – 120 – by the amp yield – in this example, 10 amps – you get around 1,200 watts or 1.2 kilowatts.
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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.
How to troubleshoot a golf cart battery charger?
If your batteries get too low, you could be stranded. To avoid this, you have to ensure that your battery charger is working correctly. If your battery charger ever fails, ...
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.
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.
Do golf carts need batteries?
If you find that your golf cart won’t go very far on a full charge, then you probably need new batteries. Test them to make sure that the power on them is low; if indeed it is, then you need new batteries.
Can a club car monitor battery charge?
Only the club car can monitor the charge of your batteries, but it bears mention because these computers can fail, thus requiring a replacement. If the Club Car’s computer is working correctly, the relay should make a “click” sound when you plug in your charger. If it does not, then you could easily have a blown fuse.
Why is my golf cart charging so bad?
Most of the time, charging problems of golf carts comes from a damaged charger. I cannot confirm it, but you should taste it before throwing it.
Why won't my golf cart charger shut off?
Why Does My Golf Cart Charger Not Shut Off? A golf cart charger will not shut off due to a faulty battery, faulty charger, damage to the power cable, or insufficient water levels in the battery. Bad Battery: In general, charging problems with batteries occurs when the battery is no longer in the space of fixing.
How to check if a battery charger is charging?
Connect the batteries with a voltmeter and check if the charger is charging them more than they need. This way, you can find out which one is faulty among the batteries and the charger.
Why is my voltage regulator bad?
Bad voltage regulators can also result from faulty grounding somewhere in the regulator or the starter generator. Try to fix it, and the overcharging problem will be initially fixed.
How long does it take for an EZGO battery charger to charge?
Why EZGO Battery Charger Won’t Stop Charging. A golf cart’s batteries can take up to 16 hours to complete its charge. This information can help you if you are giving up before 16 hours. You must know that if you have a 36v system, the charger charges the batteries up to 44-46 volts.
What is an OBC in a club car?
Check if the OBC is alright. Generally, in the 48v club cars, OBC is like a root of batteries’ charging functions. So in order to charge the batteries correctly, the OBC needs to be fully functional all time.
Why is my G16 overcharging?
The most common reason for overcharging of the g16 golf cart is the problematic voltage regulator. Maybe changing it will solve the problems.
Why is my golf cart battery charger not working?
Most golf cart chargers only work if the batteries they’re charging have at least 25-30 volts in them. Having batteries that are too dead is one of the most common reasons for a golf cart battery charger not working and can easily cause you to think your charger is at fault, which isn’t true!
How to disconnect a golf cart charger?
Disconnect your golf cart charger. Unplug the charger from the back of the golf cart and remove the charger’s power cord from the wall outlet. Always disconnect the charger before you inspect its connections to be safe. This also allows you to see areas that you can’t examine when the charger is plugged in.
How to clean corroded golf cart battery?
Disconnect the batteries from one another inside the golf cart. Mix equal parts water and baking soda and scrub the paste onto dirty and corroded terminals with a stiff-bristled brush.
How to check battery voltage?
Use a voltmeter or a multimeter to check your batteries’ voltage. Turn on the voltmeter or multimeter and set it to the voltage testing mode. Touch the red positive and black negative leads to the positive and negative terminals on each battery.
How to check if a charger is bent?
Inspect the two holes in the end of the charger handle closely to find the metal clips inside of them. If the clips are bent in, use a pair of needle-nose pliers to grab them and pull them back out, so they’re touching the post in the handle.
How to revive a golf cart battery?
Charge your cart’s batteries with a car battery charger if they are totally dead. Disconnect all your golf cart’s batteries from one another and remove them from your golf cart. Hook each battery up, one at a time, to a car battery charger and charge each battery for 20-30 minutes to revive them.
Can you leave golf cart batteries unused?
Avoid letting your golf cart sit unused for long periods of time, which can cause the batteries to die beyond the point that the charger will work to charge them.
What is the amperage of a golf cart?
Golf Cart Battery Amps. Amperage can be considered akin to the fuel in a gas-powered engine. Similar to a tank of gas, the amount of amperage will dictate how far you can drive your cart on a single electric charge.
How many volts does a golf cart have?
There is a major difference between 36 volt up to 48 volt systems, impacting both performance and potential upkeep and maintenance costs. Hint: some batteries are much more expensive ...
What does the owner manual on a golf cart tell you?
If uncertain, referring to your golf cart’s owner manual will provide guidance as to the type of battery your make and model was made to handle. As always, if you have questions or need further assistance, our talented and highly trained staff is standing by to assist and make sure you get just what you need to enjoy the trails or links worry-free.
What does voltage mean in a battery pack?
Voltage represents how much power your system will be delivered, resulting in increased ability to tow, carry more weight, and accelerate faster.
Does a golf cart battery need to be recharged?
In this regard, a higher voltage (although more powerful) often comes at a cost. That cost is that it can burn through more amps faster, draining the golf cart battery quicker, and requiring you to recharge more frequently.
Step 2. Unplug your golf cart charger from your golf cart
If your charger is currently plugged in to your golf cart. Unplug the charger from the golf cart.
Step 3. Check AC power from wall outlet
Starting the troubleshooting process begins with checking the simplest to correct stages of the charging process first. In this case, we’ll begin by checking the AC power from your wall outlet to the golf cart charger.
Step 4. Check the reset switch on charger (if applicable)
After you’ve confirmed that your wall outlet is energized and providing proper power, quickly check if your golf car charger has a reset switch.
Step 5. Confirm charger is properly plugged into golf cart
After unplugging your charger from the golf cart and making sure your outlet is providing power, wait at least 20 seconds before plugging the charger back into the golf car. This is particularly important for Club Car vehicles equipped with an on-board computer (OBC).
Step 6. Check Battery pack voltage
The most common reason a golf cart isn’t charging has to do with an issue with the battery pack, battery cables, or a single battery. Well run through how to check for each issue.
Step 7. Test the charging receptacle
If your golf car battery pack is within the ranges above, but your golf car is still not charging with the golf cart charger, you may have an issue with your charging receptacle on the golf car.
Step 8. Test On-board Computer (Club Car only)
At this point, there are only a couple of components left that could be preventing your golf cart from charging. On Club Cars only, one component is the on-board computer, or OBC. This component is involved in the charging system on your 48V Club Car on troubleshooting this component will be discussed in a separate article.
Why is my golf cart not charging?
Before declaring your battery or the charger as the bad ones, make sure that the charger supplies enough power to your car. Not getting enough power supply can be the reason why your vehicle is not charging. Minimum 20-25 volts are required to set a standard golf cart.
Why is my Club Car golf cart, not charging?
The cause of a Club Car golf not charging is either a dead battery, a damaged power cable, or a faulty charger.
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.
Why won't my club car golf cart shut off?
A Club Car golf cart will not shut off if the OBC is outdated or faulty.
Why is my OBC not working?
If it is plugged into the device while facing issues, your device’s OBC is outdated and not functioning correctly.
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.
What happens if my golf cart is not charging?
If you do not have any voltage in the batteries you will need to get some back into the battery bank before the golf cart charger will charge again .
What voltage do golf cart batteries work on?
All golf cart battery chargers usually operate on 110VAC but some have the ability to operate on multiple voltages for other power grids like in Europe vs US. 110/230VAC would reflect this feature on charger. Good DC side connection. This is the wire or cord with a connector that you would plug into the golf cart.
How to wire golf cart batteries?
No mater how many golf cart batteries you have it will always work the same. To wire multiple batteries in a series you would just connect each batteries positive terminal to the next batteries negative terminal. Then continue this process for however many batteries to intend to connect together. After you have done so you will always have two terminals left over. One will be positive and one will be negative. Those terminals will reflect the new operating voltage of said battery bank. For example as shown in image above – most golf carts these days operate on 36 volt or 48 volts. Which can be achieved in a few ways depending on the batteries used. Whether 6 volt, 8 volt or 12 volt batteries. All of which will have different capacity and or range limitations. Simply put the more batteries you have the larger your so called gas tank will be – or the longer run time and range possible.
How many volts does a 36 volt golf cart have?
So now that we know where to check voltage and test. What is the answer? Jot down or remember whatever number you get. 36 volt golf carts when fully charge will reflect 37-38 volts… and 48 volt systems will reflect roughly 49-51 volts. All batteries hold slightly more voltage than advertised on case when fully charged so when combined the numbers are always slightly higher. So no need to be alarmed.
How to check if a golf cart battery is fully charged?
With a basic digital volt meter we check system voltage first. Whatever the operating voltage is of your golf cart you should check current voltage levels to know if the cart is in fact fully charged , partially charged or completed dead. You will usually find the batteries to your golf cart under the front seat which opens or folds out towards the golf cart steering wheel on most Club Cars, Ezgo and Yamaha golf carts.
What is the third pin on a golf cart?
Then the third pin is usually a low voltage signal for a lock-out feature on these newer style golf carts. This is so the user cannot drive off with a golf cart “If the charger is still plugged in”.
What does the green circle on a golf cart mean?
Note – The green circles in image above indicate positive and negative most battery terminals to check voltage on your golf cart. These images cover all the basic golf cart battery configurations. If not hopefully you will now better understand how to determine which terminals to test in your application.
