If the reading is higher, the solenoid is not working and needs to be replaced. On an electric golf cart, if the solenoid is silent – no clicking – use the setting voltmeter to DC volts using the 200 range. First, turn on the ignition while looking for a reading on the smaller terminals.
Full Answer
What are the symptoms of a bad blower motor resistor?
1. Blower motor stuck on one speed A common symptom of a faulty blower motor resistor is a blower motor that is stuck on one setting. The blower motor resistor is the component directly responsible for controlling the blower motor fan speed. If the resistor shorts or fails, it may cause the blower motor to remain stuck on one fan speed.
Why does the solenoid resistor on a club car golf cart get hot?
The solenoid resistor on a Club Car golf cart can get hot because of a faulty speed sensor, faulty solenoid or by using batteries that are too old. A normal club car in good condition is expected to move at a speed ranging from 12 to 15 mph.
What are the symptoms of an electric golf cart not starting?
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.
How do I know if my golf cart speed sensor is bad?
Activate the Run/Tow switch of the golf cart by keeping it in Run position and try to push the cart. If your speed sensor is good, you should hear a beep and experience resistance to the pushing action by slowing down. If the sensor is bad, your cart will start rolling. Remember that if the switch is in Tow position, the cart will definitely roll.
What would cause an electric golf cart not to move?
Solenoid Wear When there is a disruption in the flow of the electrical current, your cart will not operate. A common reason for current disruption is solenoid wear. Each time the solenoid activates as you press down on the gas pedal, the solenoid compounds down onto a thin metal contact plate.
What causes a golf cart not to start?
As the main source of power to your electric golf cart, the batteries are commonly the cause for why your electric golf cart won't start. Acid-based batteries are typically used for electric golf carts and must be recharged in order to work properly.
What does a resistor do on a golf cart?
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 I know if my golf cart controller is bad?
When your golf cart's speed controller isn't operating correctly, your cart will show it by running erratically or failing to drive at one constant speed. If your cart starts showing these symptoms, the first thing you should look at is your speed controller.
How do you fix a golf cart that won't move?
When the cart won't move, you have to be sure that the batteries are sending sufficient power to the circuit. You must check the fuse. Use the voltmeter to check the voltage at the key switch. In a cart with batteries rated at 48V, it must show 48V at the key switch.
How do you test a golf cart controller?
How to Test a Club Car Golf Cart Speed Controller? The simplest test to ascertain your golf cart controller's performance is to to watch whether it runs when the batteries are fully charged with a slight push of the pedal. If you hear a distinct clicking noise, then your golf cart is running correctly.
How do you test a golf cart resistor?
Place the (+) probe to the controller side of the solenoid's large post. With the resistor in place the reading should be 0.1 to 3 volts less than battery voltage. If the reading is more than 3 volts less the battery voltage, the resistor is faulty.
What does a diode do on a golf cart 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.
How do you test a golf cart diode?
Before closing up the charger case test your work. Plug in the charger to the wall and then into the golf car. If the meter jumps up above ½ way then the repair has been successful.
What are the symptoms of a bad solenoid in a golf cart?
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. In normal operating conditions, the solenoid clicks on and off with the ignition switch. A failing solenoid will generally not click.
How do you reset a golf cart motor?
First, you'll want to reset your motor. It should have a small reset button (Usually it will be red) located near the main battery supply. Hit the reset button and then put the cover back on the motor. The next step would be to recharge your cart and try turning it on again. If it starts up then you're in luck!
How do you troubleshoot a Club Car controller?
Here are a few quick troubleshooting tips.Make sure it isn't your batteries! ... If your batteries are fully charged and your vehicle won't run, when you press on the accelerator pedal, then you should hear a clicking sound which will indicate the solenoid is engaging and allowing power to flow to your controller.More items...
What is a blower motor resistor?
The blower motor resistor is an electrical component that is a part of the vehicle's heating and air conditioning system. It is responsible for controlling the blower motor’s fan speed. When fan speed is changed via the knob on the instrument cluster, the blower motor resistor changes setting, which changes the speed of the blower motor.
Why does my air conditioner blower motor resistor fail?
A failed blower motor resistor can cause issues with the operation of the entire heating and air conditioning system.
How to tell if a blower motor resistor is bad?
Usually a bad or failing blower motor resistor will produce a few symptoms that can alert the driver of a potential issue. 1. Blower motor stuck on one speed. A common symptom of a faulty blower motor resistor is a blower motor that is stuck on one setting. The blower motor resistor is the component directly responsible for controlling ...
What happens if a blower motor fails?
Power to the blower motor is fed through the blower motor resistor, so if it fails or has any issues power can be cut off to the motor. A blower motor without power will not be able to produce any air pressure, and as a result the heating and air conditioning system will be left with no air coming from the vents.
Can a blower motor work at one speed?
The heating and air conditioning systems may still function at one speed, however the resistor will have to be replaced in order for full functionality to be restored. 2. Blower motor does not work on certain settings.
How to test a speed sensor on a golf cart?
Two methods of testing your speed sensor are the following: Activate the Run/Tow switch of the golf cart by keeping it in Run position and try to push the cart.
Why does my golf cart roll off?
Roll-away protection is essential for the safety of the golf cart. If the parking brake is not activated, the golf cart tends to roll off when it is in a neutral position and stopped in an incline. Please note that rolling will occur in neutral only at a predetermined speed.
Why does my golf cart stutter?
Your golf cart may move very slowly as if it’s creeping along or it may move at an erratic speed. You may experience stuttering in your golf cart like when you have a bad battery or there is a low voltage problem. A broken or damaged magnet on the motor can result in a bad speed sensor.
What happens if a cart sensor is bad?
If the sensor is bad, your cart will start rolling. Remember that if the switch is in Tow position, the cart will definitely roll. Ensure that the 3-pin plug from the sensor is connected and place a wire-piercing probe on the output green wire.
What happens if a motor magnet is broken?
A broken or damaged magnet on the motor can result in a bad speed sensor. If this is replaced with a new magnet, the speed sensor will begin to function properly. Alternatively, the magnet could have just come loose. If so, all that you have to do is to tighten the magnet.
Can a golf cart go fast?
Your golf cart may go fast initially and slow down drastically on its own after some time. This will happen repeatedly in a cyclic pattern. In such a situation, the car is said to be in limp-mode. You can do a roll-away test to check your golf cart speed sensor.
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. The author (s) and owner of of golfstorageguide.com are NOT trained electricians, mechanics or technicians. The webmaster of golfstorageguide.com and the author (s) is not responsible for any loss in damages, financial loss, personal injury, or death. By using the content on this website, you agree to the terms outlined in this disclaimer.
What is a blower motor resistor?
The blower motor resistor is part of the HVAC system and is an electrical component. It controls the blower motor fan speed. When you adjust the fan speed on the instrument cluster in your vehicle, the resistor is responsible for adjusting the speed that the blower motor runs at. Because the fan speed is regularly adjusted, ...
Why is my blower motor only working at low speed?
This may be due to poor wiring between the blower motor resistor and the blower motor itself.
How to tell if a blower motor resistor is faulty?
A common symptom of faulty blower motor resistor is when the heating and air conditioning blower only operates at high speed and cannot be adjusted to low speeds. This occurs because the faulty blower motor resistor is not able to control the current flow. It could be that the resistor is somehow bypassed and the current is fed directly from the switch. Excessive current can overheat the blower motor resistor and permanently damage it.#N#In this case, the heating and air conditioning system might still function normally by pushing the cold or warm air out of the outlet alongside the speed. The resistor must be replaced with a new one to restore its function.
What happens when a blower motor resistor goes out?
When the resistor goes out, you might not be able to get any air to come out of the vents. The blower motor resistor controls the power to the system’s blower motor. When it fails, it can cut off all power to the motor. When the blower motor doesn’t get power, air pressure can’t be produced. You are left with a heater or air conditioner ...
Why is my blower motor stuck at a certain speed?
Because the blower motor resistor adjusts the fan speed, the inability to change it can point to problems. If the resistor fails or shorts , the blower motor might remain stuck at a particular speed. While you could still use the air conditioning or heater at his speed, you will want to repair it for complete functionality again.
How much does it cost to replace a blower motor?
The average cost of a blower motor resistance replacement is between $80 and $150, and labor costs are estimated between $35 and $80, with the price of the unit between $50 and $75. The estimate does not include taxes and fees.
Where is the heater motor resistor located?
The heater blower motor resistor is often found beneath the dashboard. It is located in the heater and air conditioning compartment. It’s connected to the air conditioning system, where it can adjust the speed of the blower motor fan. It can also be found behind the glove box of some vehicles.
What happens if a blower motor resistor is bad?
A bad or failing blower motor resistor hampers the efficiency of the heating and air conditioning system. A working resistor can shift between speed settings according to the user’s preference. If one of the resistors is burned out, the only speeds that will work are the speeds above the burned out resistor.
What is the function of a blower motor resistor?
The blower motor resistor controls the fan speed of the blower motor and the resulting change in air pressure produced by the movement of the blower fan. It accomplishes this by regulating the electric current that powers the motor.
Why is my blower motor resistor failing?
The most likely reasons for blower motor resistor failure include: Corrosion from long exposure to air and moisture. Overheating—if a motor finds it harder to move because of jamming or worn bearings, it can raise the resistor’s temperatures to dangerous levels. Normal wear due to time and use.
Why does my blower fan not blow air out of the vents?
No air comes out of the vents. There are instances where a bad resistor will prevent the current from reaching the blower motor altogether. Without any power, the motor won’t run. As a result, the blower fan stays still and silent, and no air blows out of the vents.
How does a blower resistor work?
To understand how the blower resistor works, a simple electrical principle called “ voltage drop ” is used. When a switch, a resistor, and a load are wired in series, the resistor “drops” some of the voltage passing through it, effectively reducing both current flow and volta ge at the motor.
What happens when a blower resistor gets hot?
Blower resistor terminals can develop resistance, and when they do, they get hot and begin to oxidize even further, creating large amounts of resistance where no resistance should be, heating the wire terminals and the wires feeding them until they scorch and melt the blower resistor connector. Eventually, the connector terminals become so damaged ...
What happens if a fan won't work?
Typically, if the fan will work on some speeds but not on others, the resistor is suspect. If the fan won’t work on any speeds except high speed, the blower resistor’s thermal fuse may have failed, meaning the entire resistor needs to be replaced.
What happens if a blower motor doesn't run?
If there is a voltage at the motor (at least 4-6 Volt at low speed and 12 Volt at high speed), but the motor doesn't run, the motor is bad. Things like leaves, twigs, nuts, pieces of a ripped cabin filter can jam the blade of the blower motor. This happens often in many cars.
How many ohms should a blower motor resistor be?
According to the service manual, it must be around 4-5 ohms. A failed resistor tested with an ohm-meter. In our case the ohmmeter shows open circuit, which means the resistor has failed. Sometimes, a blower motor resistor might fail due to problems with the blower motor itself.
What is a blower motor resistor?
A blower motor resistor is a simple electric resistor. It's used in cars where the blower motor has only 4 or 5 fixed speeds, as on the left side in this diagram. See the photo of a Ford blower motor resistor. Cars with an automatic climate control system and vehicles where the blower speed can be adjusted gradually are equipped with an electronic ...
Why does my blower motor overheat?
Sometimes, the mechanical resistance to the motor rotation causes an excessive electric current that can overheat and prematurely damage the blower motor resistor. For example, this happens when the fan blade is jammed by a foreign object or when the motor bearings are worn out and it doesn't spin freely.
Why does my heater fan stop working?
In some cars, a failed blower motor resistor can cause a heater fan to stop working completely. In most cases, a blower motor resistor fails due to corrosion or overheating.
How much does it cost to replace a blower motor?
See: how to check a fuse in a car. If a blower motor is bad, it will need to be replaced. The blower motor replacement costs from $320 to $650, depending on the car.
Where is the blower motor resistor on a 2011 F150?
In the 2008-2011 Ford F150 the blower motor resistor is also located behind the glove box, but is installed in the right side of the plastic air duct. This thread at f150online.com shows where the resistor is located. The author of this blog shared his experience of replacing the blower motor resistor in Jeep Liberty.
How to troubleshoot a golf cart?
GOLF CART CONTROLLER TROUBLESHOOTING 1 Make sure it isn’t your batteries! If your batteries are old and dead, then your golf cart will not operate. Charge them fully first and attempt to drive the unit. 2 If your batteries are fully charged and your vehicle won’t run, when you press on the accelerator pedal, then you should hear a clicking sound which will indicate the solenoid is engaging and allowing power to flow to your controller. If there is no distinct clicking sound, then check your solenoid. Also, it could have to do with something in the accelerator device as well. But, we can eliminate the controller as being defective. 3 If your batteries are fully charged and you get a clicking sound ensuring the solenoid is allowing power to flow to the controller, then you can begin inspecting the controller 4 Check all the wiring and signs of disconnection or damage. Also, most controllers will have an operation light that will begin to flash a morse code that will unveil the secrets of the problem. If that is the case and all of the above have been eliminated, then you are getting closer to determining it is the controller.
Why won't my club car run?
Due to their expense, you want to be sure your controller is the major reason and problem with your Club Car. First off, if your controller is bad, your vehicle won’t run. However, there are other reasons that could lead to your vehicle not running. Here are a few quick troubleshooting tips.
What does it mean when there is no controller?
When there is no controller, it means batteries drainage is at its peak, as motors can operate independently at their high speed, which would gradually increase stress on the mechanical and electrical components and let motors and batteries degrade quicker.
What is the function of a motor controller?
Following are some of the main functions of the controller, irrespective of the type of the motor: Limiting the current to the motor so that both motor and the controller could be protected in case of motor stalling and overloading.
Do aftermarket controllers come with warranty?
However, aftermarket controllers can come with a warranty depending on which one you buy. You may also buy a used controller, but be sure to inspect the maintenance history and the level of care while buying them. Be sure to carefully inspect a used controller if you are going to buy one.
Does a golf cart controller degrade?
As a controller in the Club Car or golf cart is made up of electrical and electronics components, it degrades gradually over time with the frequency of usage. But usage is not the only factor, controllers and the Club Car parts may also degrade in case of non-usage. For example, if a golf cart is left for no use for a longer period, ...
Can you trust aftermarket controllers?
price difference. Generally, Club Cars are made with highly precise and quality ensured engineering practices, so you can easily trust the aftermarket controllers if you don’t want to spend much.