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what happens if you dont put a diode on the solenoid on a ezgo golf cart

by Dr. Althea Wolff Published 3 years ago Updated 2 years ago

If the cart starts, then the solenoid is the problem and, if it does not, then the problem is not solenoid but something else. A cart owner should remember that bypassing the solenoid can damage the ignition system and central circuit of the cart. Also, bypassing should only be used for checking the solenoid and not permanently.

Full Answer

How to test the solenoid on an EZGO golf cart?

How to test the solenoid on an EZGO golf cart? If the gold cart shows certain bad solenoid symptoms like not starting, no clicking sound, or starter disengaging, it is better to test the solenoid. You can test the solenoid by simply disconnecting the main circuit high wires and by using a multimeter.

How to fix an EZGO cart that won’t start?

The solenoid of the EZGO cart can get damaged due to many reasons. One can check the solenoid’s condition and if, it is damaged, then simply unplug the solenoid and connect a new one in its place. Too much heat passing through. Microswitches are not working.

How do I know if my electric golf cart solenoid is bad?

In an electric cart, one of the key signs of a faulty solenoid is when you turn your cart’s ignition on, and find no electricity is being transferred to the controller from the solenoid. When this occurs the usual solenoid click on and off associated with the ignition switch will not take place.

How does a solenoid work on a gas golf cart?

This activates the steel rod in your solenoid, creating a circuit between the motor and the speed controlling systems on your golf cart. Once you release the pedal, the solenoid clicks off after a predetermined amount of time, saving your battery life. A gas golf cart solenoid works in a relatively similar fashion.

Do you need a diode with a solenoid?

0:000:57Why Your Solenoid Needs a Diode - Collin's Lab Notes ... - YouTubeYouTubeStart of suggested clipEnd of suggested clipThat's where the diode comes into play adding a diode across the solenoid's leads prevents theMoreThat's where the diode comes into play adding a diode across the solenoid's leads prevents the voltage from getting too high directing it away from the power rails keeping our circuit nice.

What is the purpose of a diode on a golf cart solenoid?

A diode acts as a one way valve for electricity. In normal operation the electric current can't flow through the diode, so it flows through the solenoid coil.

What does a diode do in an ezgo golf cart?

A diode is a protection device across the contactor coil (solenoid relay) and in general, is a one way gate for electricity. The contactor coil is an electromagnetic device in your electric vehicle which controls the flow of power to your electronic speed controller.

Do you need a resistor on golf cart solenoid?

If you do have a heavy duty solenoid you will not only need this resistor, but you will need the upgraded Diode as well. Fits the Following Cart(s): All 48 Volt Golf Carts with a Heavy Duty 200 Amp Solenoid.

How do you wire a diode to a solenoid?

2:545:58Using a Diode with your Battery Contactor and Starter SolenoidYouTubeStart of suggested clipEnd of suggested clipSo you know what direction to hook it up the band must go towards the battery. Positive. This isMoreSo you know what direction to hook it up the band must go towards the battery. Positive. This is important or you will blow a circuit.

What is the purpose of a resistor on a solenoid?

Its purpose is to maintain the capacitors within the controller at the battery pack voltage so that when the contactor closes, no arcing occurs. Resistor value is determined by battery pack voltage.

How do you test a golf cart diode?

To adequately test a diode, you must remove the transformer wires from them, as this can skew your results. With your multi-meter set to the diode function, or just simple continuity, press one probe to the end of the diode where the wire was and the other probe to the portion near the heat sink.

What does a golf cart resistor do?

Resistor Coils battery voltage as heat allowing just a portion of available battery voltage to actually get to the motor. As the accelerator pedal is depressed further a portion of the resistor coil array is dropped out of the power circuit thereby allowing more voltage to get to the motor.

How many ohms should a golf cart solenoid have?

0 to 0.4 ohmsA measurement of 0 to 0.4 ohms should be obtained. If you get a reading higher than this, you need to replace your solenoid.

Why does my golf cart have no solenoid?

Golf cart solenoids are also typically one of the first components to fail in your golf cart, because they work very hard, turning on and off every time you stop and go in your golf cart. If you have an issue with no start or no go then your solenoid should be pretty high on your list of things to check.

Where are the solenoids on a golf cart?

Most golf cart solenoids will be found under the seat with four wires connected to it. It should look like this.

Where is my solenoid?

Now that we have an idea of the solenoid’s job, it’ll be a lot easier to diagnose the solenoid in the case of no start or no go. Of course, before you get your tester out, it may be a good idea to know where the solenoid is and what it looks like.

What is a golf cart go switch?

On your golf cart, this high powered circuit is either your ignition on a gas golf cart or your electrical motor power circuit for an electric golf cart. Basically it’s your golf cart’s go switch, and it’s absolutely essential to your golf cart’s ability to do its job. Golf cart solenoids are also typically one of the first components ...

What is a solenoid relay?

Good question! A solenoid, for our purposes, is a type of relay. A relay is a type of switch that uses a low power circuit to operate a high power circuit. A solenoid uses a magnetic coil (the actual solenoid) on a low power circuit to push a rod that closes a high power circuit. On your golf cart, this high powered circuit is either your ignition on a gas golf cart or your electrical motor power circuit for an electric golf cart.

What happens if a solenoid reads infinity?

If it reads infinity or open lead, then the solenoid has an internal fault and requires replacement. Your solenoid should also have a range that it operates in, and if the resistance reads outside of that range, you should replace the solenoid even if it works to avoid damaging other components.

What is the most important part of a golf cart?

One of the most important components of your golf cart is the solenoid. It is one of the main components of your golf cart that allows it to move. Whether you have a Yamaha, E-Z-GO, or Club Car golf cart, and no matter if it is an electric or gas golf cart, you need a properly operating solenoid to get anywhere. Contents [ show]

Bad Solenoid In Your Golf Cart? Here's How To Test And Fix It

The solenoid clicks and works sometimes, and sometimes it doesn't. This can be a faulty wire connection, but can also mean the solenoid is beginning to fail. The golf cart solenoid doesn't click when the accelerator is pressed. This again can be faulty wiring or a failed solenoid. The golf cart solenoid clicks, but nothing happens.

How to Test and Bypass EZGO Golf Cart Solenoid (STEPS ..

How to replace the solenoid on the EZGO golf cart? The solenoid of the EZGO cart can get damaged due to many reasons. One can check the solenoid's condition and if, it is damaged, then simply unplug the solenoid and connect a new one in its place. Causes of solenoid going bad: Too much heat passing through. Microswitches are not working.

How To Test Solenoid On EZGO Golf Cart

Do you think the Solenoid is the reason that your EZGO golf cart won't move. Well here is the way to test for a bad cart Solenoid. Start with disconnecting the negative battery cable from the battery. Remove all leads from the solenoid terminal studs. There is no need to remove the solenoid from the frame. Connect an ohmmeter, calibrated on ...

Symptoms of a Bad Solenoid on a Golf Cart

On a gas golf cart, the most common symptom is the starter failing to engage - so the engine doesn't turn over - while all you hear a series of very futile clicking sounds. On an electric golf cart, the most common symptom is the solenoid is not delivering electricity to the controller when the vehicle's ignition is turned on.

Where is the solenoid located on an ezgo golf cart?

Wiring The EZ Go Golf Cart Battery With Connector Cables Make sure you have the standard sets of batteries need (6 pieces of batteries with 6-volts each, adding up to 36-voltage accumulative) Connect the positive (+) cable to the negative (-) terminal of the next battery.

Golf Cart Solenoid: What Is It and How to Bypass or ..

One of the most important components of your golf cart is the solenoid. It is one of the main components of your golf cart that allows it to move. Whether you have a Yamaha, E-Z-GO, or Club Car golf cart, and no matter if it is an electric or gas golf cart, you need a properly operating solenoid to get anywhere.

How to Check Your Golf Cart for a Bad Solenoid - AxleAddict

If your voltmeter remains at 0, then there is a problem somewhere else in the cart. NOTE: When buying a new solenoid, be sure to buy one that matches your cart's voltage. Most golf carts are either 36 volts or 48 volts. The voltage will usually be written on the side of the solenoid.

How to tell if solenoid is bad on golf cart?

The common symptom of a bad solenoid is no clicks when the cart’s ignition is on and you press the accelerator.

What Does A Solenoid In A Golf Cart Do?

In the early 1960s, a bank of solenoids was used in electric carts to redirect electrical power of different voltages, or through a resistor, to vary the speed of the electric motor. The number of single-action solenoids (4-terminal solenoids) used in each golf cart was reduced with the advent of dual-action solenoids (6-terminal solenoids).

Why doesn't my golf cart solenoid click?

This can be a faulty wire connection, but can also mean the solenoid is beginning to fail. The golf cart solenoid doesn’t click when the accelerator is pressed. This again can be faulty wiring or a failed solenoid.

What to test before testing golf cart solenoid?

BEFORE testing the golf cart solenoid, test both the accelerator micro switch and the key switch. These components are both wired into the control circuit of the solenoid and if they are faulty, the solenoid will not operate.

How to check if a battery is low?

First, follow these steps: Step 1 – Check the battery voltage from the positive connection to the battery negative. A solenoid uses 12-18volts and low voltage will not activate the solenoid. Step 2 – If the voltage is low, check the cable ends for corrosion. Clean and charge the battery.

What happens if the solenoid is not zero?

There should be zero ohms. If the reading is not zero, then the solenoid is stuck and needs to be replaced.

Why does my solenoid stop working?

A common cause of failure in a solenoid is an improper loosening and tightening of the terminals. You must use TWO 1/2″ wrenches when attaching the cable on the large terminal posts…one to hold the nut closest to the solenoid body to prevent it from twisting inside the unit and the other to turn the outside nut.

What is a solenoid in a golf cart?

A golf cart solenoid is one of the major components of any golf cart. This part is essential regardless whether you own an electric or gas golf cart because both types primarily rely on a solenoid for their movement. What this means is whichever brand or model you choose for your cart, a solenoid is truly an indispensable part of the vehicle.

What is a golf cart solenoid?

What is a golf cart solenoid? A golf cart solenoid is a relay switch used in golf carts. This switch controls a high power circuit with the help of a low power circuit. The solenoid pushes a rod that closes a circuit with a magnetic coil. This creates an electric current which moves the cart.

How to get a golf cart going without a glitch?

To get your golf cart going without a glitch, you most definitely need the solenoid of your cart to be functioning properly. Thus, it goes without saying that you must check this component occasionally to monitor its performance so that you don’t get stranded mid-way.

What does the inductive throttle sensor do on a golf cart?

When you push down the pedal of the golf cart downwards, the inductive throttle sensor sends out the first low power signal to activate the solenoid on its low side and the speed controller. The low side is the steel rod of the solenoid.

Why is my golf cart not clicking?

This may be because the safety reed switch is not working properly in the charger socket. There could be a loose connection of the MOLEX plug.

Why does my solenoid not work?

This is because the solenoid fails to derive the required electricity for functioning because of a worn-out coil, loose connections or a weak battery.

Why does my gas cart not turn over?

In a gas cart, a bad solenoid prevents the starter from being engaged and therefore results in the engine not turning over.

How to tell if golf cart solenoid is bad?

One of the most common and obvious signs of the bad solenoid is the golf cart's failure to start when you initiate the ignition process. Once you click the accelerator and turn on the ignition switch, it is supposed to send a signal to activate the solenoid and start the cart. If the cart does not start, there is a big possibility ...

How to Test a Bad Solenoid on a Golf Cart?

Testing bad solenoids in a golf cart is relatively simple, especially for Do-It-Yourself enthusiasts.

Why is my golf cart not starting?

If the cart does not start, there is a big possibility of a damaged solenoid. Another reason for a bad solenoid is that the contacts are starting to get damaged due to overheating or high current passing through them. Note: You may not necessarily experience all of these issues to recognize bad solenoids on your golf cart.

What is a solenoid in golf carts?

Simply put, a solenoid is a device that can transform electrical energy into mechanical energy. It's a coil of wire which is used as an electromagnet. The solenoid has the capability of creating a magnetic field with the help of an electric current. Solenoids work as the “go switch”, which is a must for any golf cart.

Why won't my golf cart turn over?

For a gas golf cart, the most common symptom is the starter failing to engage, so the engine doesn't turn over. Starters have the responsibility of activating the flywheel. When the flywheel starts to work, the starter is supposed to disconnect.

How to tell if solenoid is working?

Step on the gas and try to listen to the sound of clicking. If you hear the clicking sound, look for a reading of fewer than 0.4 ohms. If you get a higher reading, the solenoid is not working and needs to be replaced.

Where Exactly Are Solenoids Located?

Before knowing more about bad solenoids, you need to know their location. Usually, solenoids are located under the seat or just above the motor.

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