how to test ezgo inductive throttle sensor
Most of the conversations here assume a certain level of experience with DC electric exists.When I say check to see that positive and negative exist at the small terminals. When the pedal is pressed fully at full throttle, the reading must be 6 volts. Watch the voltmeter.The reading should show the battery pack voltage. This Description May Contain Affiliate Links. The following steps at the six-pin and ten-pin connectors of the controller are to check if the ITS is defective. yamaha golf cart potentiometer If the voltage rating at the controller is 12 volts when measured as mentioned above, the ITS is defective. Make sure this fits by entering your model number. 10L0L Golf Cart Inductive Throttle Sensor for EZGO Electric Golf Carts If its not working what would be the symptoms ? Throttle voltage using Alltrax controllers Other times the solenoid would "click", but it wouldn't go, meaning one or both wires to the ITS were not making good contact in the Molex connector. Keep the key on and release the accelerator pedal in such a way that its activated at the footswitch. Press the acceleration pedal fully to the floor at full throttle and take the voltage reading again. a throttle position translator in the controller. Batteries are all new and seem strong. Basically, when you press down on the pedal, a metal rod is inserted into the sensor coil in the pedal box, changing the inductance of the coil, which reduces the voltage signal sent through it. The reading should be in the 0.45V to 0.53V range when the micro-switch gets activated. Fix the rear tire of the golf cart and make sure it is secured firmly in place. If its above 15 volts, the controller may be faulty. However, ironically, just last week I found one that wouldnt come up to full speed and it turned out to a bad crimp connection on the ITSs connector to the Motor Speed Controller. Be certain that the battery pack voltage is not dropping dramatically when you try to go - this may indicate one or more bad batteries which may prohibit the cart from running. And four contacts are on a rotating center cam. If no, the solenoid has failed. If there is no battery voltage, the red wire between the connector and the solenoid is faulty. If the readings are not within the range specified above, it is an indication that the ITS is faulty and needs a replacement. If its above 16 volts, the controller is likely to have gone bad. If (+) and (-) are not present at the small terminals when the pedal is pressed, a problem exists within the solenoid activation circuit. Check if the cart moves smoothly as you continue to depress the pedal. The micro switches are simple 2 wire on/off switches. When the small terminals have (+) and (-) to them the solenoid should CLICK and pack voltage should be present at both large terminals. The purpose of having the solenoid engaged is to send current through the solenoid mains from battery B+ to controller B+. The reading should move smoothly to about 1.5 volts.If the reading is incorrect, The Throttle Sensor is defective.MOTOR UNWANTED CONTINUITY TESTThe following tests can assist in troubleshooting.Disconnect all wires to the motor and label themMake sure none of the terminals are grounded to the motor or cart (F1 terminal to motor frame) You should have continuity present between F1 and F2 and A1 and A2 but NOT BETWEEN ANY A and ANY F Terminal.If any of these test fail, the motor will not operate correctly. If the voltage drops significantly (6-8v) you have a battery problem If no voltage drop you have a connection or component failure. . (Bad controller)If the test are good for the solenoid and controller operation, and the cart does not go, the problem may be in the forward and reverse switch (F&R) or the motor. Take off the cover and also the four screws that hold the plastic cover of the pedal box in place. There are several drive systems. Testing Methods You May Use When checking your inductive throttle sensor, you'll be testing using various items such as Alltrax controllers, a connection with the four-wire Molex plug, or with a proximity detector. (This probe will remain on the post for the rest of the testing procedures)Place the (+) probe on the battery side of the solenoid's large post (If the reading is below battery voltage, check all wiring and terminals).Place the (+) probe to the controller side of the solenoid's large post. the sensor is called 0-5k, but putting an ohm meter across the 2 wires always reads open. Series & DCS carts should read 0.4 - 0.6 through 1.5 - 1.7 volts, PDS carts should read 1.0v - 2.7v (+/- 0.5v). The meter will show the connection making and breaking. 10L0L Inductive Throttle Sensor for EZGO Electric Golf Carts 25854G01 You can test this by unplugging and plugging the connector repeatedly a few times. A foward or reverse issue would be a foward and reverse switch or a controller or a possible broken wire on the motor. In this video, I show you how to replace the Inductive Throttle Sensor control on an EZGO Golf Cart. And what is the battery pack voltage reading when the cart is traveling 1mph with the pedal to the floor? 3G Inductive Throttle Sensor for EZGO TXT/Medalist Golf Carts 1994+ If you have not done so - go to the speed controller main page for flow chart identification. Or fastest delivery Fri, May 19. and the pedal not pressed in the last 15-30 minutes. You can test function with a voltmeter if you first verify 36v in on the supply side of the switch, then mechanically trigger the switch, and test for 36v on the output side. However, golf carts Hi there. | Sitemap, EZGO ITS Throttle Problems and Adjustments, Alltrax ToolKit software for SPM, SPB, XCT & SRX controllers, How To Determine If Your Cart is a Regen or Series. Take the voltage reading between both the throttle pins. Page 192 E-Z-GO Division of Textron Inc., 1451 Marvin Griffin Road, Augusta, Georgia 30906 . How do I test an inductive throttle? - buggiesgonewild.com For a better experience, please enable JavaScript in your browser before proceeding. troubleshooting aids - Carts Unlimited Did you try the connector mentioned in post #2? Ensure that the F/R switch is in the forward position. I have been enjoying golf for 15 years and love sharing my tips and knowledge of the game with everyone. 0 volts with the resistor REMOVED and the pedal not pressed in the last 15-30 minutes. If the reading is more than 3 volts less the battery voltage, the resistor is faulty. Replaces OEM part number: OEM 25854-G01 25854G01, Golf cart inductive throttle sensor connects to direction selector through wiring harness. If not check meter settings and test a different switch. Throttle position sensors are one of the common causes of surging, stalling and poor engine running. The controller then uses this information and determines how much energy to release to the motor. For PDS carts, the voltage must be between 1.0 +/-0.3 volts and 2.7 +/-0.5 volts. My name is Ernie Lo and I'm an avid golf fan! 1998 EZGO Inductive Throttle Sensor - Cartaholics Golf Cart Forum Trace wires from pedal box in battery compartment and locate a small four pin connector. Repeat the above process a few times so that the 1/4-inch jam nut is backed off by many turns. When removing the speed sensor, unplug all the cables that are on the backside of the motor. At Pin-1 (White wire), with pedal just pushed until the solenoid clicks should give the low end reading shown above. (This probe will on the post for the rest of the testing procedures) Connect (+) probe to the Battery Pack Positive (+) battery post. Then randomly it would slow down to a crawl, then when you turn the key on and press the pedal nothing happens. HotRodCarts Cartaholic. It must be 2.7V +/-0.5V when the pedal is fully pressed. You guys would know better than I would. Ezgo Troubleshooting - Carts Unlimited Doing so is dangerous and could result in serious bodily harm. It works along with the speed controller and other similar parts to ensure that you get enough power for your cart whenever you run it. I picked up the cart from a guy who was starting to restore it. . If there is no battery voltage, the red wire between the connector and the solenoid is faulty. It must be 6 volts. Turn the key to the ON position and release the accelerator pedal. JavaScript is disabled. The following are some problems that could crop up with the sensor and their fixes. Turn the key to the ON position and release the accelerator pedal. can you test a potentiometer in circuit This circuit consists of a series of switches and is easily traced using the solenoid activation circuit diagrams available on the forum. With the key On, tow run On and the F/R in forward position measure the voltage between the two throttle pins (see pictures below). Your email address will not be published. Loosen the Allen screw using a 5/64th Allen wrench. How to test a Throttle Position Sensor TPS #1203 - YouTube Keep the positive probe of the multimeter above the red wire terminal of the six-pin connector. Check the voltage reading on the multimeter. Connect (+) probe to B+ terminal.The reading should indicate approx. where is the potentiometer on a golf cart SPM-***** EZ PinsSPM***** EZ controllers the throttle pins are 2 & 3 on the left set, or 1 & 2 on the smaller pins on the right. That kind of makes me think it may be a sensor or something that was slowly going out over time? I have a 2002 ez go txt . FirstIdentify your drive system. One potential problem area is a 4 wire Molex plug that connects the throttle box cable to the wiring harness. This makes it prone to corrosion and leads to intermittent problems. EZGO ITS Inductive Throttle Sensor - YouTube When these studs get hot due to excessive amperage draw or a poor connection, the stud heats up and it sinks in the plastic housing. DCS controller testing and ITS throttle test. Check the cable connections, the forward and reverse switch, and the motor. FORWARD & REVERSE SWITCH aka F&RThe forward and reverse switch is a simple Rotary device. If there is no battery voltage, the red wire between the connector and the Run/Tow switch is faulty. Rocker switch testThe rocker switch F&Ron Sepex carts has power in on the center pin and power out on 1 of the 2 outer pins when each directionis selected. This configuration allows for three configurations; forward, neutral, and reverse. This circuit begins at a battery source go through the key switch the foot pedal switch and culminates at the solenoid.I hope this helpsITS - INDUCTIVE THROTTLE SENSORThere are three parts to the system.1. It ran great all last weekend, but then died again and hasnt ran since. Contact is maintained by spring tension and friction.You can test for continuity between parallel pairs of stationary lugs in forward and reverse position. It just goes in forward and reverse at about 1 mph. All of these switches must work before the (+) side of the solenoid activation is delivered to one of the small posts (red wire). This varying voltage signal tells the controller how much current the driver wants passed to the motor. Pay particular attention to Notices, Cautions, Warnings and Dangers. I will reply back. About this item . You can test this by unplugging and plugging the connector repeatedly a few times. E-Z-GO Inductive Throttle Sensor from Buggies Unlimited After doing the appropriate steps given above, the actions listed below can help you confirm if the inductive throttle sensor (ITS) in your EZGO golf cart is defective and needs a replacement. The inductive throttle sensor is a part installed into your cart's electrical system and is designed to control your speed. You may require a spray contact cleaner to clean the contacts. EZGO ITS Adjustment Instructions Inductive Throttle Sensor PDS TEST AT THE 10 PIN CONNECTOR OF THE CONTROLLERPlace the (+) probe on the red wire terminal of the connector.If battery voltage is not present, the red wire between the Run-Tow/Maintenance Switch and the Ten Pin Connector is faulty.Place the (+) probe on the black wire terminal of the connector. When the pedal is fully depressed, the end of the ITS and the slide tube must be flush against each other. Don't short between pins when doing measurements, you could damage the controller.For Alltrax XCT, DCX & NCX controllers, you need to pull the 10 or 6 pin connector back just enough to expose the pins to measure them. If the voltage rating at the controller is 12 volts when measured as mentioned above, the ITS is defective. The Inductive Throttle Sensor is an original equipment manufactured part designed for use on EZ-GO Electric vehicles. Remember to keep a hold on the slide end using a 9/16-inch open-end wrench. Adjust the switch cam either outward or inward so that the clicking of the micro-switch takes place before the slide tube makes its entry into the ITS when the pedal is depressed. If its above 15 volts, the controller may be faulty. Tell you how to install a golf cart carburetor, Tell you how to test the golf cart ignition coil, Tell you how to install and test golf cart axles, Tell you how to install golf cart resistors, Tell you how to install golf cart fender flares, Tell you how to install a golf cart ignition coil, Start by jacking up your golf cart to get easier access to this part of the carts bottom, Identify the six- or 10-pin connector and carefully pull it out so that you can measure the pins, Put the key in the On position in your Run/Tow switch on the cart, Switch the F/R switch into a forward position to test your cart, Place your voltimeter testing pins on the throttle pins to see how much voltage you get, When the cart is running with no throttle, you should get about 10 volts here, Have somebody push the pedal down to the floor and then take the voltage reading again, At this point, you should have a reading of six volts or so from your voltimeter, Pay attention to the voltage amount if you get higher than 10 at any point here, If you have a reading of 12 volts, your sensor is faulty and must be replaced ASAP, By contrast, a voltage reading of 14 indicates a broken wire on your throttle, Take off the rocker panel on the drivers side of your cart, Lift up the floor mat and look for a cutout on the floorboard, Remove the cutout and take off the screws from the pedal box, Find the inductive throttle sensor and remove its connecting screws, Place a new sensor in its place and replace everything you removed. Appreciate the help! They are susceptible to water ingress which causes corro. Inductive Position Sensors: Accelerator Pedal Controlled Throttle Body Press the Pedal down to the floor, full throttle and you should see 6 volts.Out of rangeWhen measuring at the controller, if you are measuring 12 volts it is typically a bad ITS unit, and if you get 14 volts there is often a broken wire running to the throttle. What does the Inductive Throttle Sensor do on a 1998 EZGO TXT electric golf cart? There is a cutout on the floorboard behind the accelerator pedal. If you have not done so - go to the speed controller main page for flow chart identification. Testing throttle sensors with Arduino You should see 10 volts on the throttle pins. Ive put the meter to everything in sight. Two of the wires are for the throttle microswitch, and two are for the ITS. . I have but am going to double check it again this evening when I get home. Note that for SPM controllers and ITS throttles you must use the included noise filter.EZGO ITS Throttle AdjustmentsSee the diagram at the bottom of this page for the correct physical settings for the ITS throttle. EZGO Inductive Throttle Sensor -------- https://amzn.to/2poKnZm Click on the SHOW MORE button below for more information. Make sure not to short any of the pins. Got it? The ITS (or ITPS as I call it) was incorporated to eliminate the age-old problem with the potentiometer (its predecessor) getting bad places on their resistive strip that the wiper goes across. Loosen the 1/4-inch jam nut using a 7/16-inch open-end wrench. Thanks guys. A voltage reading of 14 volts indicates the presence of a broken wire connected to the throttle. Ezgo brake pedal sticking 2000+ EZGO TXT 36v PDS. I should have specified, marine grade butt splices, which have built in heat shrink. If its above 16 volts, the controller is likely to have gone bad. If this voltage does exist when the gas pedal is pressed then the solenoid should click and engage. RXV throttle Pedal Test Electric EZGO. QUICK EASY TEST. If there is no solenoid activation, one or both wires connected to the microswitch fail to make proper contact with the Molex connector. Remove the rocker panel insert that is present on the driver side. The other option is to use marine-grade butt splices or filling the connector with silicone dielectric grease before crimping. 1. It's probably a long shot. Fwd/Rev lever is by my leg. on ITS. Ideally, the reading should show a smooth increase from 0.45 to 0.53 volts range to 1.5 to 2.6 volts range. You should hear the closing of the solenoid and see it get lit up with an LED light. All batteries are reading 6.7V while doing load test, it is showing 39V entering the controller per the meter. RE-CONNECT CABLE AFTER COVER IS REMOVED.These test are to be conducted after making sure all wires and connections are clean and tight.JACK UP REAR WHEELS or otherwise secure the rear end up off of the ground.Connect (-) probe of meter on Battery Pack Negative (-) post.Connect (+) probe to the Battery Pack Positive (+) post. You should always have pack voltage (+) on the side connected to the batteries. PDS carts have a signal range of 1.0v (+/- 0.3v) through 2.7v (+/- 0.5v) Throttle Voltage Check With Alltrax Controllers. 01-24-2016, 08:17 AM . Depress the pedal slowly. The solenoid should be engaged anytime the pedal is depress, whether that is a small amount or pushed to the floor.CAUTION. Diagnostic testing for Ezgo Solid State speed Control Systems. Whats the micro switch do? Make sure the cart is jacked up so you can run the wheels. Most of the conversations here assume a certain level of experience with DC electric exists. Golf Cart Speed Control Alltrax DCX EZGO GOLF CART WON'T MOVE!TEST WITH NO HANDHELD) DONT RUN OR INT. tests attached below. EZGO ITS Throttle Problems And AdjustmentsThrottle Voltage Check With Alltrax ControllersTo verify that the Inductive Throttle Sensor (ITS) is working correctly with the Alltrax controller you will need to measure the throttle inputs voltage at the controller and also at the ITS throttle to make sure they have the same readings.Make sure the cart is jacked up so you can run the wheels. And I mean that there should be 36 V negative at the small terminal with the blue or black wire at the same time. I have had good luck keeping corrosion out of butt connectors by filling the connector with Super Lube silicone dielectric grease prior to stuffing the wire in and crimping. With the resistor in place the reading should be 0.1 to 3 volts less than battery voltage. If those two voltage don't match, either the controller isn't being told to open up fully (throttle issue) or the controller isn't doing what it is being told to do. PLACE THE REAR OF THE CART SECURELY ON JACK STANDS FOR SAFETY, is done with the resistor removed from one large terminal. Under NO circumstances should you attempt to fix your golf cart on your own. Typically, the speed sensor can be found on the backside of the motor. The information on this website has not been verified for accuracy and should only be used for general information purposes only. This circuit consists of a series of switches and is easily traced using the solenoid activation circuit diagrams available on the forum. I mean that there should be 36 V positive at the small terminal with yellow wire when you press the gas pedal with the key on and cart in gear. The webmaster of golfstorageguide.com and the author(s) is not responsible for any loss in damages, financial loss, personal injury, or death. To verify that the Inductive Throttle Sensor (ITS) is working correctly with . And there are different values for different drive systems with the Curtis control. DC power 4.3 - 5.0W (3xAA battery) 3. This must typically be 10 volts. Anytime you are testing a no go cart it must be up off the floor in the rear because it may start unexpectedly while testing which may cause body and property damage.SO when positioning the pedal for testing you have to ask yourself - If it does start unexpectedly do I want a slow start or a full speed start? The Alltrax control uses a higher voltage. Proximity detector. How to Test and Replace EZGO Inductive Throttle Sensor | Golf Storage If the signal is out of range the controller will not work and the ITS sensor must be replaced. It must be 2.7V +/-0.5V when the pedal is fully pressed. Some cable may be ready to come off. Place the negative probe of the meter on the B- terminal of the battery. probe on the B- terminal, use the positive lead toprobe the white wire in the controller main molex connector. All of these switches must work before the (+) side of the solenoid activation is delivered to one of the small posts (red wire). This would go on on and off for a few days, it would run fine for a few, then die out and not run at all for a day or so. Tell you how to install a golf cart carburetor, Tell you how to test the golf cart ignition coil, Tell you how to install and test golf cart axles, Tell you how to install golf cart resistors, Tell you how to install golf cart fender flares, Tell you how to install a golf cart ignition coil. There are several drive systems. 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.If the voltage is the same as the battery voltage, replace the solenoid. Thank you for visiting the jungle explorer channel. To verify that the Inductive Throttle Sensor (ITS) is working correctly with the Alltrax controller you will need to measure the throttle inputs voltage at the controller and also at the ITS throttle to make sure they have the same readings. This in turn effects the output voltage signal sent to the ECU.As a result the ECU 'thinks' that the actual position of the throttle valve is more or less than it really is (usually more), it then basis its fueling calculations on the 'wrong' throttle position ultimately leading to excessive (or insufficient sometimes) fueling.Knowing the correct way how to testing a TPS is very important, checking throttle closed output voltage, throttle wide open voltage and the progressive change in voltage as the throttle is opened and closed slowly.Any minor 'glitch' in the voltage output, be it a spike (higher) or dip (lower) voltage can indicate a problem with the internal track.If any of these specifications are suspect then the unit must be replaced. , move the red test lead to the A1 terminal on the motor, then to the A2 terminal, then to the C terminal on the F/R switch, then to the B terminal on the F/R switch, then to the S1 terminal on the motor, then to the S2 terminal on the motor, then to the D terminal on the F/R switch, then to the A terminal on the F/R switch, then to the B+ terminal on the controller, then to the Controller side large terminal on the solenoid, then to the battery side large terminal on the solenoid and finally to the main B+ terminal on the battery pack. Remove the rocker panel insert that is present on the driver side. In both cases, move the key switch to the forward direction and press the accelerator just to the point of activating the solenoid. The voltage should go from Zero when solenoid clicks to full pack voltage when pedal is on floor.The voltage between M- and B+ with pedal down should match the voltage between the B- and B+ terminals on the controller with the pedal down. It would be best to go in for replacing the unit. Page 76: Inductive Throttle Sensor (Its) Testing And Replacement ELECTRONIC SPEED CONTROL Read all of Section B and this section before attempting any procedure. Is this an old problem or a new problem after you replaced everything mentioned? The other option is to use marine-grade butt splices or filling the connector with silicone dielectric grease before crimping. RXV throttle Pedal Test - Buggies Gone Wild Used on 1994-current E-Z-GO Electric TXT, Medalist, 875, 881, ST Sport, ST Sport II, ST Express, Clays Car, 4/6-Passenger Shuttle, Shuttle 950, Titan, and Workhorse-MPT (Multi-Purpose Truck) 800/1000 Vehicles.The Inductive Throttle Sensor is an original equipment manufactured part designed for use on E-Z-GO Electric vehicles.Part of vehicle's electrical system that operates within the pedal box and is used with the electric speed controller, including Series, DCS and PDS controllersConnects to direction selector through wiring harness-------------------------------------------------------------------------------\rPlease Note: In the event that a product used in this video has been discontinued, the product link will be replaced with a comparable product from the same manufacturer if available.\r\rDISCLAIMER: This video and description may contain affiliate links\r\rThank you for visiting the jungle explorer channel. Keyword The reading should be 0.45 - 0.53 volts just as the micro-switch is activated.Depress the pedal slowly to full throttle. Pull the floor mat in the forward direction so that the metal cover of the pedal box is revealed. Trace wires from pedal box in battery compartment and locate a small four pin connector. If not, try plug each sensor to see which one kills the voltage. The author(s) and owner of of golfstorageguide.com are NOT trained electricians, mechanics or technicians. Press the Pedal down to the floor, full throttle and you should see 6 volts.For Alltrax SR, SPM, SPB, AXE & NPX controllers, measure the voltage between the two throttle pins (see pictures below) with the key on and the peddle depress just enough to active at the foot switch. The ITS is used along with the carts electric speed controller like PDS, DCS and Series. The ITS adjustment can be done by following the steps given here using a few basic tools. New solenoid, new batteries, new connections and wiring. Amazon.com: EZGO Golf Cart Inductive Throttle Sensor for EZGO TXT 1994 Check battery voltage. Pull the 6-pin or 10-pin connector backward so that the pins are exposed just enough to measure them. The ITS micro switch activates the solenoid when you press the throttle pedal in forward and reverse but has nothing to do with switching between the two. It is possible to have a positive continuity test that will not hold up to actual use. Press the acceleration pedal fully to the floor at full throttle and take the voltage reading again. (This reading is the Battery pack voltage and is often referred to as pack voltage.Key switch ON, gear selector in FORWARD, Place the (+) probe on the battery side of the solenoid's large post (If the reading is below battery voltage, check cable connections between solenoid and Main (+).Place the (+) probe to the controller side of the solenoid's large post. link to Callaway Epic Max Driver (Specs Guide), How to Test EZGO inductive throttle sensor, Throttle voltage using Alltrax controllers, Alltrax NPX, AXE, SPB and SPM controllers, EZGO inductive throttle sensor troubleshooting, How to adjust EZGO inductive throttle sensor (ITS), How to Test a Golf Cart Speed Sensor (Bad Sensor Symptoms), How to Test and Replace a Golf Cart Ignition Switch (STEPS), EZGO Speed Sensor Troubleshooting (Complete Guide), Titleist TS3 Driver Adjustment Guide + (CHART), Callaway Big Bertha Hybrid Adjustment Guide + (CHART). It may not display this or other websites correctly. Electric EZ GO Marathon, Medalist, TXT and RXV. Insert the sensor back where the old sensor was originally positioned. Take the voltage reading between both the throttle pins. Teach you how to test and replace the EZGO inductive throttle sensor
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