Connect the multimeter’s leads to the battery terminals—positive lead to positive terminal, and negative lead to negative terminal. If you dont have any spark this video will help you learn how to test your stator on your dirtbike Pitbike Atv ect ect Like and subscribe to support the chan If your Harley-Davidson isn’t charging then it doesn’t always mean it the stator. rockymountainatvmc. Test P1, P2, and P3 individually. Safety First! Before we start, safety is important. Most dirt bikes have the stator on the left-hand side of the motor, and beneath a circular cover. Step 3. com/en_ca/ignition/pick-up-pulsar-coilHaving ignition problems with your motorcycle, A May 18, 2023 · Expose the stator and check it for any broken wires, insulation problems, or thermal damage on the Coil. 3> Set meter on AC Voltage, 100 Volts. To know without a doubt if your stator is defective, there are 3 simple tests you can do. To check the regulator, connect the meter leads to the bike’s battery as it’s running. Connect the multimeter leads to the terminals in the stator’s electrical connector, testing between pins 1 and 2, 2 and 3, and 1 and 3. It consists of a series of wire coils arranged in a ring around the alternator's rotating flywheel. Set the multi-meter on 10 volts DC this time (remember the rectifier converts AC out of the alternator to DC going to the battery). The reading should not be higher than 14. 5-13VDC at rest. Jan 2, 2024 · To test for that, place one probe on the battery’s negative terminal or any unpainted part on the chassis so it’s grounded, and then put the other probe against each of the three stator wires. 8 ohms. Jan 31, 2012 · UPDATED VIDEO: https://www. Died on me and I jumped the bike and if I give it to much throttle it cuts out bad. Sep 16, 2022 · Clean the stator: One common problem with stators is corrosion. com/watch?v=prkA1fYvhWo&t=12sWe are performing a 3-phase alternator/ stator test with a DVOM meter on a 2006 Road King mot Jan 31, 2024 · Understanding the Stator. If you see any of these signs, your stator likely needs to be replaced. Look for any signs of physical damage, such as burnt wires or melted insulation. In this Feb 24, 2015 · Using a Fluke Multimeter test your stator to make sure your resistance values are good and there are no shorts in any of the wires. Start the bike again and you should be reading 7. By following these maintenances and troubleshooting tips, you can ensure that your motorcycle's stator remains in optimal condition, providing reliable electrical power for years to come. The reading on the multimeter should be within the range specified in the manual. Note how you nee Oct 2, 2021 · Shop Voltage Regulators : https://www. A little attention goes a long way, so let’s take a look at some preventive measures to extend stator life. 2> start engine and set idle at about 2K till OP temp and turn off. Obviously you can’t test the stator performance during riding. How to test and replace your Harley Davidson Voltage RegulatorIf your motorcycle lights are dim, your dash lights go out, your engine sputters etc, this coul Feb 15, 2022 · If your motorcycle has been running for a few minutes, your battery voltage should read somewhere between 13. com/en_ca/charging/statorsHaving charging or ignition problems with your motorcycle, ATV, U Jul 10, 2012 · The stator is the stationary part of a motorcycle's alternator. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright May 29, 2020 · If you are using a charger, the light will indicate the battery is charged (hopefully). Use a multimeter set to AC voltage; measure across the alternator’s output wires while the engine is running at 5,000 RPM. While testing the blue and green with yellows, your multimeter must show a reading of 1 or OL. Test the stator: This is crucial in diagnosing a bad stator. Every motorcycle has an AC generator (also known as an alternator) that consists of two main parts: the stator and the rotor. I walk you through how to diagnose whether the issue is the battery, stator Dec 11, 2009 · Connect the other red lead to the positive multi-meter lead. Depending on what you see, you may have to replace the stator. If the voltage continues to drop even while the engine is running, then chances are you have a stator problem. Mar 2, 2018 · This is an alternator stator from an early 1980s Honda CB motorcycle. Jan 4, 2009 · Disconnect the stator 3 pin connector (wires are yellow). amazon. Understanding how to test your stator is essential for maintaining optimal performance and preventing potential issues on the road. Locate your KTM 300 Stator Cover. Do note, however, that a low battery voltage issue is not a guaranteed diagnosis for a stator problem, but rather Aug 23, 2020 · 2000 posts · Joined 2017. 5-2. Like. 1> connect battery and reconnect Ignitech-not the tab with the 3 yellow wires. With these two tests you can quickly check the stationary health Oct 19, 2023 · Here’s a step-by-step diagnostic procedure: Visual Inspection: Start by visually inspecting the stator. First, regular check-ups are the stator’s best friend. Find the Stator: Look in your service How to Know if a Stator is Defective. Learn how to properly test your magneto, stator or pickup coils. Step 3: Unplug the stator from where it connects, typically leading to the regulator/rectifier. Disconnect the stator connector from the wiring harness. These four test techniques should be enough to determine the condition of each stator. AC Output Check: Unplug the regulator plug from the stator. The reading of each combination should be the same (test leads 1-2, 2-3, and 3-1). Sep 2, 2021 · Check the connection between stator and rotor; Otherwise, the magnet may have moved. Jul 21, 2020 · Stators (sometimes referred to as alternators) are a vital part of your motorcycle or motorsport vehicle electrical system. Any reading on the meter indicates that circuit is functioning properly. The test proves that the stator is in working order, using an ohmmeter. Each of the following tests isolate the stator and rotor. #9: Stator. It could be bad wires or plugs too. You should see current start to flow at about 1500 RPM. Nine times out of 10 it’s going to be your regulator-rectifier. Apr 6, 2014 · How to test motorcycle pickup coils. The reading should be less than 2 ohms but not zero (0. Connect the voltmeter probes to the stator leads (A, B, and C) that connect to the regulator/rectifier. The main tools you will need to do these tests are 1) The Service Manual for your particular bike 2) an inexpensive multi-meter to measure ohms of resistance. Furthermore, if you can get your hands on a service manual for your motorcycle, then you would be much better off as the manual contains the proper testing procedure for the stator, with For example, you may notice that your motorcycle runs fine at lower rpms but when you get to the higher rpms, it starts to run really rough. And yes, the low-speed coil can also go bad, resulting in ignition problems when you’re riding at low speeds, although the bike seems to run flawlessly at high speeds. Using a series of steps or chronological order, the Thank you for watching. Feb 21, 2011 · ADAM_3rd. 2 - 0. It has wires that make power. Learning how to diagnose Jan 4, 2018 · Get your electrical components here:https://www. This, my friend, is where the rubber meets the road, or rather, the multimeter meets the rectifier. L. Turn off your motorcycle. The charging part is the three white wires and you measure the resistance of each wire to the other two (1-2, 2-3, 1-3) See the manual for the actual values but is pretty low and they Jul 7, 2013 · Hands on tutorial showing how to check out your motorcycle stator. Firstly, make sure your engine is switched off and your multimeter is in good working order. Jul 8, 2022 · In this video I show you diagrams, show you how to test a stator with and without the engine running, and how to set your multimeter to do the tests. A fully charged battery should read 12. Compare the results : Check the motorcycle’s service manual for the stator’s specified AC volts which should typically be around 50-70 VAC at idle. Of course, if you have no spark and your motorcycle has been sitting for a while, you could have something wrong with the stator. It sits inside the engine case. Step one: we need to disconnect the rectifier. Fix the cover in place gently. Zero resistance between wires means there’s a short, and infinite resistance means there’s a broken wire. My bike has been having problems with the charging system. It's not hard to do. Locate the stator behind the circular stator cover on the left side of the engine. I Jun 6, 2022 · The misfires and backfires start to happen at higher RPMs. Make sure that the connectors from the stator to the R/R and from the R/R to the harness are free of corrosion as well as your battery cables. most bikes will be 14 at idle. Test each circuit on each plug separately. At first the stator tested as good, or within specs, and yet I went through replaced voltage regulator and battery before finding out the stator tested as bad. 78 posts · Joined 2009. 1 - 0. Ensure that the engine is switched off; at this point, the multimeter should have no reading. Note the battery voltage at idle; it should be around 12 volts. Here's how you test and replace your coil. 5. with the engine running the voltage at the battery should be at least 14V at @5k rpm. com/motorcycle-alternators-and-charging-systems?utm_source=youtube&utm_medium=description&utm_campaign=How_to_Test_a_Harl John Talley: It’s part of your charging system, so if you’re getting a charge that’s too low or too high, that could be a symptom of your stator going bad. Initially I thought it was just the old original battery going bad, specially since the bike had very Nov 5, 2013 · You don't have to take it off the bike to use your multimeter on it. ----- . That might be causing a pow Mar 28, 2023 · In the case of stator failure, corrosion is usually a problem, and corrosion can be cleaned using a wire brush or some sandpaper. Locate the stator behind the stator cover on the left side of the engine. To conduct this test: Start the motorcycle and let it idle. #3 · Apr 24, 2009. Apr 5, 2021 · 4. it should have low resistance between the wires probably less than 2ohms. 7 to 14. Follow These Steps to Check Your Stator. Replace the stator. . jpcycles. The reading should be within the range specified in your bike’s manual. As the name suggests, the stator is the stationary half of the motorcycle Jul 13, 2023 · The first dynamic test allows you to check the rotor that contains the magnets and spins around the stator. You will need a multimeter set to Ohms for this test. Also the tach will drop to zero if not moving. com/motorcycle-voltage-regulators-and-rectifiers?utm_source=youtube&utm_medium=description&utm_campaign=How_to Aug 28, 2023 · Think of your stator as a goldfish. Using your multimeter’s probes, test each terminal in turn by placing one probe on one of the terminals and the other on any of the other two terminals. It’s the same with your motorcycle’s stator. Aug 8, 2022 · In short, the stator creates and outputs electrical current, which is used to charge the battery and power the motorcycle’s electrical systems. Oct 28, 2023 · To measure the stator’s resistance, set your multimeter to the ohms (Ω) setting. If the engine is running, a technician will test the voltage going into the battery. The opposite can also happen with the low-speed coil. Take a voltmeter and check the voltage of the battery without the bike running. All parts of stator, Full wave type stator coil from racal 100cc. I went through pretty much the same thing with my old Yamaha. Check the stator for remnants of any broken magnet. Oct 8, 2023 · Follow these steps: Start the engine and let it warm up. Inspect all electrical connections for corrosion and make sure they are in good condition, and the wiring with the stator is unharmed. Oct 9, 2021 · Shop Stators : https://www. Check the windings: The windings inside the stator can become damaged over time. If you suspect that your motorcycle’s stator is bad, then you can quickly and easily test it for faults using the following methods. If you're still positive ground, the negative meter lead goes to the regulator. As part of the alternator, the stator is responsible for generating electrical energy from the mechanical energy of the motorcycle's engine, which is then used to run the electrical Feb 20, 2023 · Locate the three terminals on the stator, labeled A, B, and C respectively. You’ll need a multimeter for this. Sometimes on stator shorted wires have lost insulating Dec 1, 2009 · the first step to testing your charging circuit is testing the charging voltage at the battery. Set it to AC voltage and connect it to the stator’s wires. Valid through 12/31/2023. 0 ohms resistance and zero continuity between any wire and ground. Insert the meter’s other probe into any one of the female sockets on the same plug. Put a voltmeter across the battery. Make sure your bike is off. la/46oDDJW with discount code TSM102023. There should be continuity between all wires . Then, using a multimeter, test the windings inside the stator for any damage. Please subscribe and share my work! Tool Links: https://www. Ensure all the internal pins are in place. This works for breaker point and CDI type ignition systems. the stator sends a voltage pulse to the coil or igniter depending on the system when you crank motor,you could test this voltage pulse with a lab scope or a good Make sure the ATV is off when you disconnect the stator. These warnings state that you must replace the previous stator. Voltage Test: You can also perform a voltage test to check the stator’s performance. Having some special tools h Dec 16, 2019 · Do you want to learn how to test your motorcycle stator coil 110cc HD? Watch this YouTube video and follow the easy steps to check the resistance and voltage of your stator coil. Next, check DC output at the battery; should increase Two of the stator tests are passive resistance or continuity tests. com/shop/shaneconleyhow2wrench?ref=ac_inf_hm_vp If I can ever be o Sep 12, 2023 · To check for short circuits, inspect each of the yellow (output-battery) cables along with the green and blue (ignition) leads. Jun 30, 2008 · I belive my stator is going out. Start the engine and with lights off bring up the revs. and then check to make sure theres no continuity from any of the yellow wires and ground. The motorcycle pickup coils in Aug 20, 2017 · Back yard mechanic shows ya how to check your stator. Any problems with the rotor will cause a loss of output. Compare the readings obtained to the manufacturer’s specifications. You may notice that the bike is hard to start, or it starts fine and then runs rough as the rpms rise. themotorcyc Diagnosing charging issue on a Honda VFR 800, we illustrate how to check voltage and run tests on your battery, the motorcycle voltage regulator and the moto Sep 6, 2023 · Alrighty then! Now that we have our tools sorted and our motorcycle revving to go, it’s time to dive into the ‘how’ of “how to test a rectifier on a motorcycle”. Check the connections: Make sure that all of the connections are tight and free of corrosion. Once your battery is charged, you’re now ready to start testing your motorcycle charging system! Test the voltage of the battery using your multimeter. In the heart of your motorcycle’s alternator, the stator sits comfortably, encircling the rotor (which is attached directly to your engine’s crankshaft). These terminals indicate where you should be testing the stator. Remove the seat. I can charge the battery and it might stay up for weeks or 5 min. Ohms Test. Oct 5, 2017 · Shop Everything To Test Your Electrical Components!https://www. 4> Measure the AC V between each of the three stator connector terminal tabs---tab to tab—not tab to ground. Place the negative black lead on a metal surface close by and place the positive red lead on the phases. Low and high-temperature discrepancies. Next, switch on your engine, and the multimeter should show a positive reading in the 20s. 7 ohms. Apply gasket sealant around the electrical wire output. Look for any damage which might be a sign that the stator is coming in contact with the rotor. A motorcycle stator plays a crucial role in generating the electrical power required to keep your bike running smoothly. You can clean the corrosion with a wire brush or some sandpaper. Stator Checks/Rotor Check. Test every lead of the stator’s connector and note the readings. Stator may be tested for resistance. The multimeter should give a positive reading in volts, which Apr 25, 2024 · Testing the stator on Harley-Davidson motorcycles involves using a multimeter, either with or without a running motorcycle engine. If you have any questions, please contact an experienced driver or motorcycle repair company. Nov 27, 2011 · For the Voltage CK. Mar 21, 2023 · To test a motorcycle alternator, start with the engine off and the battery fully charged. Step 4: Use a multimeter set to continuity and check each terminal to ensure they’re not grounded. If your voltage is at or above 12. You can test the windings with a multimeter. The difference between these two systems boils down to the use of permanent magnets in one system and an electromagnetic field in Dec 31, 2023 · Get 10% off a new DuraBoost battery at https://rvz. Test the connectors up under the seat. You will also Learning how to check your motorcycle's charging system is way simpler then you might think and at most takes about 1 to 2 minutes. 4V — you’re good. Jun 7, 2018 · Find all available RMSTATOR ignition coils here: https://rmstator. But your stator is sending AC voltage to the voltage regulator-rectifier, which then in turn flips the signal to AC Jul 19, 2012 · how to check your charging system for most sport bikes. At idle, the voltage should be at least in the high 13s. Expect a reading between 20-50V AC, depending on the bike’s specifications. 5 volts. With a good stator, you expect that the multimeter keeps showing “O. Set the multimeter to measure DC voltage. Jun 28, 2016 · Learn how to test a regulator/rectifier with a multimeter and a battery. Apr 8, 2014 · V-Star 650 stator/regulator issues. Compare the multimeter reading to what it should be in your service manual. 5 to 4. Jun 23, 2023 · Start the generator and let it run at its normal operating speed. Hope this helps someone. This is a result of the high-speed coil in the stator going bad. Following these testing procedures will help you determine if your motorcycle’s stator is producing adequate voltage output for safe use. As the engine revs, the rotor spins around like an excited toddler on a merry-go-round. Replacing the regulator rectifier could cost you anywhere from Jan 11, 2023 · Static Test 1: Check for Faulty Stator Wire Coils. Recently, I noticed the battery was losing its cranking power, every day in the morning the cranking would get slightly slower than the day before. 5V. If the reading is higher, this means the battery is overcharged and you may need to replace the regulator rectifier. Within the world of stators, there are permanent magnet systems and field excited stators. Set your multimeter to the AC voltage (V~) setting. This is caused by a bad high-speed coil. But you have to be careful about assuming the stator is causing the no spark problem. Find all available RMSTATOR pickup pulsar coils here: https://rmstator. Rev the engine up to 3,000 rpm and read the meter. For 1986-1987 resistance should be between 0. In this video I will show you how to bench test and troubleshoot motorcycle pickup coils. This is a quick cheat sheet so you know you're testing correctly! We show you wh Regulator Rectifier Test #1: Forward Bias of Positive Circuit Diodes. Increase the engine’s RPM; a functioning Jul 13, 2018 · When testing your stator, here are a couple common errors to look out for. Low or fluctuating battery voltage displayed on the cluster could indicate a failing stator. If it’s outside this range, your stator is likely faulty. Check resistance between each yellow wire on stator side. This tutorial will work for any bike , but check with your service manual for the proper recommended readings. Record the voltage readings displayed on the voltmeter for each stator lead. Go here for Stator Ohms Sp Dec 20, 2023 · Step 2: Find the stator under a cover, usually on your engine’s lower left side. Jun 21, 2019 · This video shows how to test a stator coil. If the multimeter reads zero or close to zero May 6, 2023 · Begin by setting your multimeter dial to AC voltage (VAC) or ‘V~’ and placing the leads into the different stator wire phases. Feb 15, 2022 · 3. You are kinda limited with just a ohm meter,but there are some basic tests you could do,first the wires coming out of the stator should have at least 90 ohms or better. (undo the 3 yellow wire connection) Also, did you have the meter on ac voltage when checking the output on the 3 yellow wires? That is both meter leads to a yellow wire, check all 3 combos: wire a to wire b, b to c and a to c. youtube. Jul 20, 2023 · Finally, reconnect any leads and check for proper operation of your motorcycle’s voltage regulator with a multimeter set on DC volts. 20 to 70V AC depending on rpm. Next, put the multimeter's positive lead on all three terminals of the gray three-terminal connector individually. Touch either of the meter’s probes to the male pin on the first plug. com/Sales/836/How-To-Troubleshoot-Electrical-Components?utm_source=youtube& Feb 26, 2024 · Check the battery voltage, inspect fuses and relays, and test the output voltage of the stator and rectifier/regulator to pinpoint the source of the issue. Cool is good. May 1, 2023 · This week I'm taking you through the basics of how to test your motorcycle's most important electrical components using a Multimeter (aka Voltmeter). The ignition part is independent of the charging part. ”. 300Bayou. com/Sales/836/How-To-Troubleshoot-Electrical-Components?utm_source=youtube&utm_medium=htte Sep 18, 2023 · Inspect the wiring: Look for any loose connections or damaged wires in the charging system. (Don’t touch if hot!) Let’s keep fingers safe. The goldfish doesn’t require much, but neglect it, and you’ll be hosting a tiny fish funeral. Jan 24, 2013 · Learn how to test your Yamaha Warrior stator; test the pick-up coil & the pulsar coil! Feb 10, 2011 · Testing Alternators. #2 · Aug 23, 2020. Connect the multimeter’s probes to the stator’s wires as per your motorcycle’s service manual. Dec 10, 2016 · A quick tutorial on how to test your stator. Technically there are 3 possible tests you can do on a stator. May 28, 2022 · A bad stator can cause a host of problems with your ignition system, creating no spark. Jan 21, 2012 · unplug the stator connector and check at the yellow wires coming from the stator. and change the stator and voltage regulator/rectifieryou need to have at least 14-14. Put the multimeter's negative lead on the positive terminal of the black two-terminal connector. Set your multimeter to Ohms or resistance for the “O. Inspect Stator Wires and Connectors: Examine the stator’s wires and connectors for signs of damage or wear. 3. Set your meter for ohms measurement and test the resistance between A-B, B-C, and A-C. Start motorcycle and change Voltmeter to AC Jan 29, 2019 · How I checked the Stator, the condition of the battery and tested the charging voltage, right up to 5000rpm as stated in the manual, on my Suzuki Hayabusa , Jun 11, 2020 · The stator has to be disconnected from the rectifier to test. stator insulation can breakdown from time due to hi heat and the coil of wire gets exposed. Jul 30, 2022 · Free Maintenance course Join my FREE maintenance course to achieve quality service and maintenance practices for your motorcycle → https://www. Check the Stator Pickup Coil Feb 26, 2021 · The Magneto Coil is the number one part to fail causing no spark. 0 ohms). Aug 18, 2023 · No wand-waving or incantations, just the simple beauty of physics. Puc Nov 20, 2004 · Put the ammeter in the output line of the Sparx rectifier/regulator. Test the stator output: Connect the voltmeter’s probes to the stator’s output connectors, then take note of the voltage reading. Apply gasket sealant around the clean and dry body/cover perimeter. First we will test for resistance or shorts between the stator legs themselves. I chose to explain only two. For 1988-on resistance should be between 0. Biker St Jan 12, 2023 · Firstly, you will need to make sure your engine is switched off and your stator is cool. Jul 8, 2012 · I will post the page from the Suzuki service manual for you to test the stator output. With the engine running and the multimeter set to check AC voltage, connect the probes to the stator sockets. 5vdc at the batt Remove the stator from the cover. The recommended temperature for testing is 68° Fahrenheit or 20° celsius. If the AC Output test fails and Resistance Check and Stator IB Test pass, then the rotor is at fault (Pull primary covers and inspect rotor for damage). L” to pop up on the screen. Fix the wire in place with the bolt. Check the Instrument Cluster: Examine your motorcycle’s instrument cluster for warning lights or abnormal readings. Magneto Stator coil testing. 5 volts or lower than 13. It is difficult to diagnose a failed stator, but a stator generally deteriorates over time. Unleashing the Potential of Your Motorcycle Stator: Key Performance Indicators to Look for. Connect the multimeter leads to the stator terminals. There shouldn’t be any continuity, and if there is it likely means there’s a breach in the insulation and you’re in the market for a new stator. With your multimeter set to ohms, get to work resistance testing each circuit. Clean the cover and body of any oil and sealant residue. The stator is a motorcycle part. Ground the corresponding white lead on that terminal to the bike frame. On many motorcycles, the stator provides power to charge the battery and generate the spark in the spark plug (some uses alternators). With the engine off, the technician will test for a broken winding wire. If your battery keeps dying, it may j Feb 18, 2022 · Motorcycle Stator Test. This video explains the basic principles and methods of diagnosing charging system problems. It shows that there is no connection between the charging wires (yellow) and the ignition (blue, green). Step 5: Perform the continuity test on every terminal of the May 4, 2021 · This video I go over how to do the easiest way I know of on how to check to see if there is a grounding problem with your stator. These will be signs that your stator is failing. Rev the engine to a specified RPM as mentioned in your Honda’s service manual. ph uq ek uy vc et xa ec sg nx