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my charger for 2012 yahama golf cart flashes the power light when charging

by Rylee Williamson Published 3 years ago Updated 2 years ago

Yamaha Golf Cart charging Problems You can monitor the light display on the charger to figure out where the problem is. The error lights are the second and third light indicators. If the error light is flashing red, try reconnecting the charger and then charging the battery again.

What is this? If you notice the red-light flashing, disconnect the charger at once and reconnect. If the flashing of the lights does not stop after this, you may have some issues with the batteries. Either change all the batteries or check individual batteries and replace the bad ones only.

Full Answer

Why is my Yamaha golf cart not charging?

The most likely reasons why a Yamaha golf cart is not charging are: The battery charger is damaged

What do the lights on my golf cart battery charger mean?

Solid Green = The golf cart charge status is 100%. 4.) Red Flash = Fault Code. LED Fault Codes 1.) Red Flash – Light comes on briefly but nothing after that. Check for valid AC power going to the golf cart battery charger. 2.) One Red Flash = Charge Enabled Fault. Check for poor contact in the DC side connector.

What voltage do I need to charge my Yamaha golf cart?

A minimum of 25-30 volts is required to wake up the charger and for it to begin charging your Yamaha Golf Cart. A failure in the “brain” of the charger can also cause the charger to take very long to start charging or to recharge fully.

What are some of the problems with a Yamaha battery charger?

One of the recreational items that comes with a battery charger is Yamaha's fleet and personal golf carts. Problems with the chargers can include damaged batteries, error lights, and the charger being improperly plugged in. These kinds of problems can be corrected by following some steps.

Why is my cart battery light flashing when charging?

The most common reason that your battery light is flashing is that your charger is not giving a full charge. You typically notice this flashing problem when your golf cart battery is hooked up to the charger.

What does a blinking charger light mean?

The CHARGE light may flash for the following reasons: The environmental temperature is too cold to charge the battery pack. The battery pack has not been used for a long time. There is a poor connection between the battery and charger. There is a problem with the battery pack.

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.

Why is my golf cart battery light flashing?

Weak batteries are one of the main reasons why the battery light flashes even when the cart is turned off and the key removed. Low battery voltage is also another reason for this type of flashing. If the batteries are fully charged, there should be no flashing.

What do the lights mean on a golf cart charger?

A green light flashing on the battery charger of your golf cart usually indicates the charge level of the battery. Short green flashes mean the charge level is below 80%, where long flashes mean the charge level is above 80%. If it is one solid green light it indicates the golf cart's battery is fully charged to 100%.

When I charge my power bank the first light is blinking but not charging?

Try charging with a different power cable - If the connections are adequate and the power bank is still not charging then there is a possibility that the power cable is bad. Some power cables can be of poor quality, which can have a direct effect on the charging rate.

How do you test a Yamaha 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 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 do I know if my golf cart controller is bad?

X Common Symptoms of Controller FailureTop Speeds Not Appropriate for Your Cart. Golf carts are designed to reach pretty specific speeds and to not go over them or beneath them. ... Sudden and Unexpected Slowing. ... Shuttering or Shaky Driving. ... Stalling Out and Refusing to Start. ... Surges in Speed When Driving.

Why is the light on my battery charger blinking yellow?

Flashing GREEN and 25% YELLOW LEDs indicates the battery is less than 10.5 volts and the charger is in low power safety mode. Full charging will begin once the battery reaches 10.5 volts.

How do I know if my battery charger is working?

Running a test on your battery charger is an easy process.Plug in your charger to an electrical outlet. ... Turn on your voltmeter unit. ... Take a battery or battery pack that's compatible to your battery charger. ... Check the readout on the voltmeter and see where the pointer is indicating to.More items...

Can you overcharge batteries in a golf cart?

Overcharging your golf cart batteries may damage them. It is best to use an automatic charger that turns itself off when a battery is fully charged. Some older models lack this important feature. If you must use a manual charger, don't forget to turn it off.

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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.

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).

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.

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.

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 many volts does a Yamaha golf cart need to charge?

A minimum of 25-30 volts is required to wake up the charger and for it to begin charging your Yamaha Golf Cart. A failure in the “brain” of the charger can also cause the charger to take very long to start charging or to recharge fully. This can be solved by an easy replacement and doesn’t even require many bucks.

Why won't my golf cart charge?

Another reason your golf cart won’t charge could be because nothing would happen even after you plug in the charger. The most likely cause behind this problem is the connection problem with batteries. You can confirm and test this problem using a voltmeter.

What does the red light on my charger mean?

The error lights are the second and third light indicators. If the error light is flashing red, try reconnecting the charger and then charging the battery again. The first light indicates power. It will turn on when the charger gets plugged into the AC power. Check the voltage of your batteries.

How to remove corrosion from battery terminals?

These are the steps that you can follow to remove corrosion from the battery terminals: Disconnect the cables. Corrosion is easy to detect. A peeled, dried, brownish terminal end means that there is corrosion on the battery.

Why does my battery not charge after turning on?

At times, even after turning on the charger, nothing happens. This happens if the battery is not recharged for a long time. That’s because the charge that is currently present in the battery is too low for the charger to detect. A minimum of 25 volts must be provided to the charger to start charging.

Why is my Yamaha G1 not charging?

Yamaha g1 Golf Cart not charging. Often, the G1 golf cart doesn’t charge because of a bad receptacle. Make sure that the receptacles fit tightly and are clean. If not, then you can get the receptacles cleaned and tightened. Check the plastic coverings on the prongs. A broken cover can also build problems.

Can you fix a golf cart on your own?

Under NO circumstances should you attempt to fix your golf cart on your own. Doing so is dangerous and could result in serious bodily harm. The information on this website has not been verified for accuracy and should only be used for general information purposes only. Use this information at your own risk.

How many volts does a Yamaha golf cart charger have?

Use the Yamaha charger that came with the vehicle, and not any other kind of charger. Look for a rating of 48-Volts labeled in a specification plate on the Yamaha charger. Make sure that the DC output lead on the Yamaha charger is inserted into the golf cart receptacle and that the AC plug is inserted into a wall outlet.

What is a problem with Yamaha battery chargers?

Problems with the chargers can include damaged batteries, error lights, and the charger being improperly plugged in. These kinds of problems can be corrected by following some steps.

What is the first light on a charger?

The first light on the charger is the power light . This light should be on when the charger is plugged into the AC power. Check that the charger is rated 48 volts if the batteries become damaged. If you see discoloration on the batteries over time and they don't hold their charge, the batteries may have become damaged.

Where is the tow switch on a golf cart?

The "Tow" switch is usually under the seat on golf carts. Monitor the lights on the charger. The second and third lights are error lights. If they are flashing red, reconnect the charger to the batteries and try the charge again. The first light on the charger is the power light.

What is a golf cart battery light?

A golf cart’s battery light is undoubtedly an indispensable accessory of any battery-operated golf cart. This light notifies you when your golf cart battery or batteries are low on charge. It saves you the hassle of worrying whether you would be stranded because of a drained battery.

What is the warning light on a golf cart?

The warning light on an electric golf cart is the battery light . True to its name, this light gets illuminated to warn you of a low battery or low batteries. It serves as a signal for you that it’s time for battery recharge.

What happens if your golf cart battery is low?

Weak Battery Voltage. One or more of your golf cart batteries are likely to have a low voltage. This can stop the batteries from being able to pick up charge. Check the voltage of each battery separately. When you find a battery with a low charge, try charging it to its full voltage using a smaller auto charger.

Why does my golf cart light flash red?

The light, usually red, starts flashing when the battery has got less than 10 percent charge left, in an electric golf cart or less than 10 percent fuel in a gasoline-powered golf cart. The golf cart has several other warning lights. For example, there is a warning light to indicate if there is any problem with the engine of your cart.

Why is my battery light flashing?

One reason why your battery light is flashing could be because the batteries are not getting a full charge from the charger. The flashing indicates that the charging is less than 90 percent.

Why do my batteries flash?

A mistake in the installation of batteries can cause flash ing battery lights. This can be something like a wrong polarity connection. Analyze how your battery connections have been made. One or more batteries have likely been connected in the reverse order.

What to do if there is no power supply?

If there is no power supply between one or more wire connections involving the headlight, use a voltmeter and check if there is power going through all the wires connected to the headlights .

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 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.

Why is my Yamaha golf cart controller so hot?

The primary reason why a Yamaha golf cart controller gets too hot is because of overuse. When the golf cart is used for long periods of time, the controller can start overheating. The driving surface might also be a cause of heating. If driving on a straight and soft surface, the problem of heating should not occur.

Why is it important to troubleshoot a golf cart controller?

Troubleshooting the controller is extremely important for the golf cart’s smooth functioning. Generally, controllers face major issues only when there is a problem with wires or defects on the controller itself, such as marks or cracks.

What to do if your golf cart controller does not increase?

If it does not increase, then there is a problem with the controller or the batteries. Examine the batteries and check if they are dead. If dead, replace them. Examine the controller, as discussed in the previous sections. Remember to always consult a mechanic to have your golf cart controller repaired.

What are the problems with a Yamaha G22?

Yamaha G22 also faces similar problems like G9 and G16. Overheating, battery faults, wiring issues, voltage issues are some problems that might occur with your Yamaha G22. To avoid these problems, test the golf cart’s major components connected to the controller regularly.

How to test Yamaha G16?

To test the Yamaha g16’s speed controller, check the voltage reading while pressing the accelerator. Test other components such as the batteries, the charger, and the solenoid for their smooth functioning. If any of these components do not work as expected, then you need to replace them.

How to troubleshoot a G9 controller?

Here are some easy steps for troubleshooting the G9 controller: Check the controller’s body to locate any major defects such as cracks, scratches, or black marks. If these are found, then replace the controller immediately. If no major defects are found, then check the wiring.

Why is my golf cart not heating?

If driving on a straight and soft surface, the problem of heating should not occur. But, if driven on uneven or steep surfaces , there are chances of heating. Another reason could be the brakes. It is essential to check if the brakes are dragging while the golf cart controller is driven.

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 tell if a golf cart battery is faulty?

You will know if the battery is faulty or not very quickly. Check if there is any corrosion at the terminals. Check all the cables or wires of your golf cart; ensure that they are not damaged. Don’t forget to check the water levels in your batteries. They should not be lower than the plates.

Why is my golf cart not shutting off?

You should first replace the batteries and charger as these are the likely reasons why the golf cart is not shutting off. The relay might have been bypassed in the charger, or simply, it’s faulty. Maybe the control board of the charger is not in good condition. The “brain” of the charger might have been damaged somehow.

What is OBC on a golf cart?

OBC controls some of the crucial functions of a golf cart, so if it’s outdated, then some of your cart’s parts may not function correctly. Maybe the brain of your charger is failing. In that case, replacing it is the only and quick solution. Make sure if the fuse is alright or it has blown.

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.

How long does it take for a charger to shut off?

The timer board in the charger does the job to shut the charger off after 16 hours, even if the batteries are not fully charged. Maybe buying a new board can fix the problem. It can be possible that somehow the pins in the charger have worn. Try holding it up by you after plugging it in and check what happens.

What happens if the ground wire is at the F2 terminal?

If the ground wire is at the f2 terminal and the wire comes from the solenoid is on the A2 terminal, the generator is active, so the regulator does not have enough time to shut the charger off. Somehow the key switch or the throttle switch is responsible for the overcharging.

Why is my golf cart battery not charging?

If the golf cart’s battery bank is less than 36.0 volts or more than 67.2 volts you may get this fault. It is usually because the battery bank voltage is too low and the battery charger does not sense enough voltage to kick on and start to apply voltage and amperage.

What does a red flash mean on a golf cart?

Red Flash – Light comes on briefly but nothing after that. Check for valid AC power going to the golf cart battery charger. 2.) One Red Flash = Charge Enabled Fault. Check for poor contact in the DC side connector. Check the plug position in the cart side receptacle to ensure good contact. Might also be a battery temperature issue or fault.

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