How to test stator and trigger

Sep 4, 2020 · STATOR TESTS. com Jan 30, 2024 · Step 1: Start by carefully disconnecting the wiring harness from the stator – on a pit bike, you usually deal with three wires. to/33F2nNVAffordable Polaris ATV Manu May 18, 2011 · May 18, 2011. This is the quicke The video shows how to test a stator an outboard Mercury Force 40 HP or 50 HP. then pick up trigger coil white and white/red. Is the Stator, Trigger, Switch Your outboard trigger tells the switchbox when to "fire". Disconnect the rectifier. The stator is located beneath the flywheel, and uses the rotation of the engine to generate electrical power. If not unplug the yellow wire plug and check coming out the the engine. Step 3: Connect one multimeter wire to the stator’s green ground wire, then touch the other to a grounded metal part; a Sep 28, 2009 · Sep 28, 2009. Check the voltage at the blue and the red (or blue/white and red/white) wires to the switchbox. If the reading is infinite, then the stator is bad. com/product/aftermarket/2Y27-LANG-TOOLS-13809?utm_source=youtube&utm_medium=video&utm_campaign=description_at Oct 20, 2014 · How to test Stator. If all those are good, THEN start to suspect the CDI box. There will be two windings. Firstly, you will need to make sure your engine is switched off and your stator is cool. As the engine rotates, it also rotates the flywheel, which has magnets attached Dec 16, 2012 · If it is anything other than that, the stator is bad. Stator Question 1975 20 Hp Only Starts when 34 Throttle amp In Gear. to/2IYP7MnPolaris New OEM Circuit Breakers on Amazon - https://amzn. Outdoor-Electric. The Brown Wire= is Ground return for the CDI. Step 2. I am replacing the stator and trigger assembly on a 1981 70 HP Mercury outboard (serial 5755495). This powersport tutorial troubleshooting video is for ATVs, Snowmobiles, motorcycles, and street bikes pick-up pulser coils. #2. com/product/aftermarket/2Y27-LANG-TOOLS-13809?utm_source=youtube&utm_medium=vide Jun 23, 2023 · Start the generator and let it run at its normal operating speed. Jun 2, 2021 · Cookie brought his engine to me after experiencing a miss while throttling. Disconnect the Yellow wires from the stator to the rectifier and retest. It takes 150+ volts supplied Check for broken or bare wires on the unit, stator and trigger. Jul 31, 2017 · 1. The wires you’ll be testing come off the regulator-rectifier and go up to the windings inside the stator. Go here for Stator Ohms Sp Apr 18, 2014 · The stator test disconnected from switch boxes. Stator Resistance Test R x Feb 15, 2022 · Test the stator’s output voltage: Connect your multimeter to the stator’s output wires and set it to the AC voltage setting. If the multimeter reads zero or close to zero Jan 29, 2019 · This video demonstrates how to perform a basic test on a mercury outboard Inline 6 Trigger 1979-1988. I also have a video on how to test the trigger/pulse coil. 7mm and 5/16" deep well 1/4" sockets. Between the stator and the flywheel, the stator is the more likely of the two to fail. but the first thing I would check is the key switch and more to the point the kill switch---black wire with yellow stripe disconnect that wire and recheck for spark, if still Oct 3, 2012 · 33 posts · Joined 2010. All parts can fail. Ive come down to either the CDI and Stator. If the stator and flywheel are still on the engine, connect the positive side of your voltmeter to the green stator wire, and the negative to engine ground. The measurements from black/white to brown should be 7-10 o If the engine’s ignition now has spark, the stop circuit has a fault. Place the negative black lead on a metal surface close by and place the positive red lead on the phases. Re: How do I DVA test stator non-starting motor. An outboard's ignition system has a stator that generates the power to supply the ignition system, but also supplies power to recharge the boat's batteries. I have a 96 75 HP Force/MERC outboard and have no spark. Step 3: Install the new stator by carefully aligning it with the engine and securing it with the bolts. Jul 17, 2021 · This is how to test and diagnose an outboard trigger timer base. Jun 23, 2009 · This is a 4 wire stator. The pack has a black sleeve on the Trigger Harness. This is how to test and diagnose an outboard stator. 4-6 Dec 21, 2010 · If you trace those yellow wires back you might find a place to check the output of the stator. There is the stator and the pickup coil (pulse generator). A. Jan 24, 2011 · Ok here goes. Visually check the Stator, Trigger and flywheel: Cracks, burned marks and bubbling on the Stator or Trigger indicate a severe problem. If the problem stays on the same cylinders, swap the trigger wires from top to bottom, # 1 for #3 and #2 for #4. Very simple procedure. The three and most important component is the Control Unit (CDI Feb 27, 2012 · Re: 90 hp mercury stator/trigger issues. Buy your multimeter here: https://www. Test trigger as outlined under “Testing Voltage Output to CDM” - “Trigger Output Test”. To test the pulse (trigger to tell the computer when to send ignition to the spark plug) the motor needs to be turning over. To test a stator with an analog multimeter, first set the dial to the ohms setting. Check the key switch, harness and shift switch. "You do not have to remove the. May 16, 2011 · Guest. Dec 8, 2008. You need to test it while cranking to see if it's putting out AC voltage, if your battery is good you will see ac while cranking, small motors that are manual start will put out power while pulled over, that's how the system works. In the old stator the gray wire is an exciter coil. STATOR 1. Including the rotor, stator, mpem, cdi, Trigger Coil, coil, and the Jun 20, 2012 · Check the resistance values for your stator coils in your manual. With everything connected, readings should be approximately 180 volts or more. partzilla. Open the car hood and locate the stator. Blue to ground and blue/white to ground 5000-7000 ohms low speed charge coil. Sep 11, 2016 · Video shows how to check or troubleshoot the trigger or CDM module on an ignition system that came off an outboard Mercury Force 40 HP motor. There should be a positive reading between the terminals. The coils are known as Y1, Y2, and Y3 (or simply 1 See full list on multimeter101. I heard you can check the voltage coming from the stator Testing a stator trigger coil specifications of 250 ohms and 500 ohms and learning how to gap the pick-up pulsar coil with the flywheel properly to obtain a higher signal, using a multi-meter and a peak voltmeter. #1 · Oct 13, 2009. Quick video on testing an Inline 4 trigger. Firstly, make sure your engine is switched off and your multimeter is in good working order. The test should show resistance within a certain range (check the service manual). The trigger produces a "positive AC" pulse the first time the magnet passes it (which "triggers" the cylinder one capacitor) and then on the second pass of the magnet a "negative AC" pulse signals the SCR to Test the stator windings: Connect the ohmmeter’s probes to the stator’s terminal points, and take note of the resistance reading. Oct 3, 2012 · 33 posts · Joined 2010. The old one has two yellow wires, 1 red, 1 blue, The new one has the same wires plus a black wire (ground??). Th Oct 13, 2009 · 135 posts · Joined 2007. Then, touch the probes to the stator terminals. If the reading is zero or close to zero, then the stator is good. 13197 posts · Joined 2007. Phillips and Flat Head Screw Drivers. One is to disconnect both or all the wires from the stater and test between them for resistance. If the problem stays on the same cylinders, replace the pack. Start your motorcycle’s engine and gradually increase the RPM. You don't have to remove the flywheel all we have to do is find the wires coming off the stator and do a resistance test using a standard multi meter. Disconnect stator leads from switchbox. Step 2: Set your multimeter to 200 ohms, which is key for checking electrical continuity. To check the stator windings, measure between the Blue and Yellow stator leads for each set of CD Modules. Within the world of stators, there are permanent magnet systems and field excited stators. Test can be performed while the Trigger is on the motor Sep 29, 2013 · Oct 3, 2013. disconnecting the engine harness to the motor is an easier way to see if the problem lies in the key and throttle areas. All you need is and ohm meter. Step 4: Replace the engine cover and start the snowmobile to test the new stator. Disconnect stator leads. Check the cranking RPM. Compare the results: Refer to the motorcycle’s service manual for the specified stator resistance range. In this video, I show you how to test every component of this seadoo xp ignition system. The owner wants it fixed and asked me to diagnose the problem and fix it. Test coils 1 and 2; 1 and 3; then 2 and 3. Stator testing out of a sled. Apr 11, 2014 · Re: ignition. Well I know how to read and turn a wrench so I purchased a new stator and installed it, still no spark. Pull the starter and you should see 500 volts on the voltmeter. Jan 30, 2010 · 5. Needle Nose and standard slip joint pliers. Sep 19, 2012 · With a Fluke Meter set on DC Voltage equipped with a DVA or Peak Reading Adapter, stator and pack output can be quickly checked. Step. The Red Wire= Is AC supply to the CDI. The engine should get spark if the harness is disconnected Feb 2, 2011 · (trigger) 2. I also check both stators as directed in the TS guides and it seems both are good. Locate the stator behind the stator cover on the left side of the engine. The resistance on the stator is within the specs, which leads me to beleive the CDI is the culprit. i. These terminals indicate where you should be testing the stator. The measured resistance should fall within this range. And also the coil. The stator consists of 3 windings (4 poles each) on a 5 inch diameter core and generates an output voltage of 55 VAC (1100 watts maximum). It shows that there is no connection between the charging wires (yellow) and the ignition (blue, green). Take the rectifier off and test continuity of May 23, 2020 · There are a few ways to test the stater. Take the rectifier off and test continuity of The flywheel is the part that holds the magnets. You should have no continuity. 1. white to gnd = 48 VDC. Feb 6, 2009 · But knowing that the sensor creates AC voltage, it may not work that way. Using a digital multimeter, you’ll be measuring resistance in ohms across the three coils that comprise the stator. 5 DC volts (black test lead to (-) battery)-(red test lead to (+) battery) Stator Unloaded Output (charging) 65 AC volts @ 5000 rpm (3 brown wires every direction, a total of 3 tests disconnected from the main harness) Throttle Position Sensor Adjustment Oct 14, 2009 · I put a couple of videos together showing how to change out a stator. yellow to yellow/red = . If you have ignition problems and your outboard has no spark it could be your timer base. Replacing a STATOR. L. 3 ohm. I took it to a local shop and the said it was the stator and would charge $700 plus to fix. (a) Some units use White/Orange stripe to White/Yellow and White/Red to White/Green. The trigger test read from (Yellow sleeve) to (Black sleeve). Stator Trigger Charge Coil Power Coil Read Ohms DVA 4-60 1978-1988 CD2 582285 582453 582474 583241 113-2285* 113-2453* 113-2474* 113-3241* Brown to Brown/Yellow 450-550 150-400V N/A N/A N/A White/Black to Black/White 15-50 0. Set your multimeter to Ohms or resistance for the “O. The inner ring of your flywheel has magnets which pass close to the triggers coils. The magnets wizzing by coils within the stator assembly do their magic and create electricity. Put it on the continuity setting , and touch a lead to each wire. Resistance testing the trigger and stator from my Force 50 outboard motor. I have a 98 Bearcat 2x4 454 that has a no spark issue. I concur, I'll re-verify the coil and get back to you. You can just poke a test probe right to the edge of the stater. #19. Look-up the correct Trigger for your Mercury Outboard by using the PARTS CATALOG link below. While testing the blue and green with yellows, your multimeter must show a reading of 1 or OL. 02 polaris sportsman 400. The specs for these are. Aug 11, 2021 · Super quick vid on how to properly test an ADI stator using and Ohm meter. 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. Engine should be cold, resistance increases with temperature. 5 ohm. Check stator and trigger resistance and DVA output. This chart assumes you have the adequate testing equipment to diagnose ignition problems. Intermittent firing on one or more cylinders: 1. TRIGGER A resistance test is not used on the trigger. #8 · Mar 24, 2014. If you have ignition problems or your battery doesn't charge it could be your stator. Jan 30, 2010. 5/s. There is the alternator or charging coil wires yellow and yellow/red. It's a actually one wire that runs round and round all the posts, and back to the begining. The reason this is the case is because the trigger wire sends a burst of voltage once per RPM that is only 10ms in duration (10 one-thousandths of a second). Yes, it is true that the pack supplies voltage TO the trigger in order to power up the electronics inside the trigger. The wires are Black and Red. Sep 3, 2017 · Both the old and update stators have a gray wire, but it is used for different things. Performing tests on ignition components requires that you have the proper equipment to do so. L” to pop up on the screen. check for a fall overboard kill switch and if you find it make sure its engaged to fire. Need Stator test spec infoOEM PN64638A1 for 1975 20 Hp OB. "You do not have to remove the flywheel to test the stator or trigger, only if you have to replace them. Jun 23, 2012 · Just wanted to give an update for the 01 Sportsmans stators. The Black Wire= Is Trigger for the Timing to the CDI. Remove the brown and the brown/yellow wire from the switchbox. Amongst other jobs that it does. Each pair of trigger wires should read between 48 - 52 OHMs. e. While it's possible a component can be within specs and still be faulty, any component found not to be within specs should be replaced. If you get any number besides " OL " or a beep it Feb 20, 2023 · Locate the three terminals on the stator, labeled A, B, and C respectively. 1977 850 mercry will not start after replacing stator. Stator reinstall: Jan 30, 2010 · 5. Also check for 12 volts and ground at the connector. testig coils, bypassing the tss switch, changing a timing key (most of the steps of changing a stator)just a couple like that. May 26, 2006 · generally with stators coils there is two wires hanging off of em. Step 3. The red to ground and red/white to ground 90-200 ohms high speed charge coil. #1 · Oct 3, 2012. Just posted a video replacing the pickup coil. Testing the stator only requires an ohmmeter, you do not need to remove the flywheel. Find reliable pick-up coils inve Resistance testing the trigger and stator from my Force 50 outboard motor. Specifications are from a manual that only goes up to 1990. #1. ”. 5. 2. If the trigger fails to deliver the signal, the ignition will not occur, and the engine will not start. Stator removal: Stator Removal. Thank you all for your Update: 7/13/2013Problem has come back. Any other reading means the trigger is bad. All the specs are in the Shop Manual, so if you need them then we can provide a location to download a Shop Manual and a pdf page to find what you need. The Yellow Wire= Is AC to the Reg for 12 Volts DC to feed the Lights and the Horn. I lost spark on my atv yesterday, so I pulled my stator off last night to see if there was any loose connections, I was wondering what would be the right Ohms reading on my multimeter, using the red/black, red and the green wires in the plug from the stator. Measure between phases 1 and 2; 2 and 3; and 1 and 3. Note: This stator gray wire has nothing to do with the RPM limiter gray wire that some CDI versions have. This outboard does not appear to have a rev limiter, and we issolated the overboard kill circuit to confirm it is not killing the fire signal. Re: Mercury Mariner 90hp no ignition spark help. I posted recently after rebuilding the ignition system of one of these phase maker 7. Had no problems for about 2 weeks. then the exciter coil Black/red and red. Compare the readings obtained to the manufacturer’s specifications. If the Stator shows bubbling around the battery charge windings, more than likely you will have to replace Jun 20, 2022 · 3,270. 2. The stator is mounted to the block underneath the flywheel. Jan 11, 2023 · Static Test 1: Check for Faulty Stator Wire Coils. If the engine now has spark, replace the rectifier. Sep 12, 2023 · To check for short circuits, inspect each of the yellow (output-battery) cables along with the green and blue (ignition) leads. Blue and Red wires should read 4. Re: Replaced stator, power pack, trigger and still no spark. But before it sat for a year it had great spark, and now it does not. Oct 10, 2009 · Visit my web site www. Measure DVA voltage of the stator between the output wire sets. Mar 30, 2023 · Re-do your measurements of the exciter coil and the pickup coil, and the ignition coil primary from the CDI connector. When that clears up the misfire chances are the rectifier is bad, causing strange EMF within the stator and lowering voltage output of the high speed ignition coils. 0+ AC volts (green to blue) Battery Voltage (Engine Running) (charging)14-15. Two different t Oct 11, 2012 · The SCR lets the capacitor discharge to the appropriate sparkplug when it gets an AC pulse (short burst of energy) from the Trigger. Resistance readings between the stator wire sets range from 680 - 800 ohms. Mar 29, 2021 · This 45 hp Mercury lost spark on all four cylinders. J. Nov 5, 2016 · The Calibration Module gets its power from a group of stator windings that are named the Ignition Generator Coil. If the stator reads good, then you need to test the trigger coil which is also located under the flywheel. Jul 21, 2020 · Stators (sometimes referred to as alternators) are a vital part of your motorcycle or motorsport vehicle electrical system. Record the voltage readings displayed on the voltmeter for each stator lead. With a good stator, you expect that the multimeter keeps showing “O. Jun 3, 2012 · toodeep. Or find the fuse. The difference between these two systems boils down to the use of permanent magnets in one system and an electromagnetic field in Sep 21, 2009 · From Trigger to coil with coil connected: purple to gnd = 64 VDC. Reconnect the stator wires to the engine harness. If the pack has either a blue or gray sleeve on the Trigger Harness, you must use the gray sleeved Stator. 4. IF you remove the plugs as below, make sure you used the kill switch or ground the plugs to make sure you don;t have high voltage arcing. Test P1, P2, and P3 individually. Touch black to ground, and red to each wire separately. This test applies to all type stators used on alternators in outboards, motorc Remove the cowling of the outboard to begin a static or resting test. Start the car and see the AC voltage reading. To test the Ignition circuit measure between the Red and the Black, you should see 321 K Ohms. . They should read between 680 - 850 OHMs. Feb 27, 2012 · Re: 90 hp mercury stator/trigger issues. T25 (for the stator screws but also may be three 5/16" head screws) 2. One of the tests to determine a high speed ignition problem is to disconnect the rectifier. Aug 6, 2021 · Buy your multimeter on our sister site Partzilla here: https://www. If you have a voltmeter that will get down and read low AC voltage, you can probe the two leads and swipe a metal piece or a magnet across the tip of it and create somekind of voltage. In the newer stator design the gray wire is an isolated ground wire for the Hall Effect sensor. In this video i will show you the ohm meter readings on a good Johnson and Evinrude outboard motor stator. NOTE: Resistance varies greatly with temperature. Should be a few ohms. 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. The fundamentals of th This chart assumes you have the adequate testing equipment to diagnose ignition problems. If your outboard engine has no spark, it could signal a bad trigger. May 5, 2015 · Test of the trigger coil or pickup coil on a 2001 Yamaha Kodiak 400check the wires under the cover on the left side from the stator521 ohms on the white/Red Force DVA (Peak reading) and Resistance charts. Then check all the wires to ground of the case of the stater. Measurements should be taken with an ambient tem-perature range of 65 ° to 85 ° F. This video covers testing of the ignition system with a multi meter "ohms". May 29, 2014 · Affordable Multi-Testers on Amazon - https://amzn. Jan 12, 2023 · Stator Test 1: Check the Pulse Generator/ Pulser Coil (Kokusan Ignition) To test your pulse generator (also referred to as the pulser coil, pickup coil, trigger coil or crankshaft position sensor), you will need to first get access to your stator. Most dirt bikes have the stator on the left-hand side of the motor, and beneath a circular cover. I still have a couple more to do. Jul 13, 2021 · This revised video shows how to test an electric Stator and Trigger on an old Johnson and Evinrude V4 outboard. Each time the magnet passes, the trigger sends a low voltage "signal" to the switchbox . testig coils, bypassing the tss switchjust a couple like that. . Test for resistance between the three coils by connecting the multimeter’s leads to the three terminals in the stator’s electrical connector. I put a couple of videos together showing how to test a stator and how to change one out. May 16, 2011. For the entirety of the test, the multimeter should be set to AC voltage. 6V+ 4-55 1989-1993 CD2 - USL 584488 584489 Brown to Brown/Yellow 450-550 150-400V N/A N/A N/A N/A N/A N/A 4-55 1989-1993 Mar 19, 2023 · Gently pull the stator out of the engine, taking care not to damage the wires. The trigger sends a signal to produce the required spark to ignite the fuel. All you need is some sort of test meter, or digital volt ohm meter. One is for the electrical spark and one is for battery charging. You may use either the black or gray sleeved stators. It should have two or three different stator wire phases. A Stator that test good can also be sending spike voltages to the packs causing them to fail repeatedly. Aug 9, 2020 · Hello- the way to test the stator is to find the wires from the stator. If they show the Ohm symbol then you'll test resistance between 200 and 2k on your meter. Blue/White and Red/White should read 5. com for stator winding information. You can do the same with the wires from Trace the wire coming from the stator to the wiring harness and disconnect it. Disconnect the yellow leads to the rectifier. Jul 23, 2022 · Symptom 1: No Spark: Engine Fails to Run. These units require a minimum of 9 1/2 volts at cranking and a maximum of 16 volts at wide open throttle. black/red to red =17. The motor featured in this video is a 1984 Evinrude 15 hp. Connect the voltmeter probes to the stator leads (A, B, and C) that connect to the regulator/rectifier. If the engine fires, replace the Feb 3, 2023 · CDI consists of three main components named the stator, in which the engine charging system generates a low voltage electric signal sent to the trigger coil. If the resistance values show the KiloOhm (k before ohm symbol), then you'll test between the 2k and 200k on your meter. You need to connect the multimeter probes to the phases, go phase by phase, and do the same test. These test are useful for no-start / no sp Jun 17, 2013 · I would suspect the stator before the trigger. A healthy stator should produce a steady AC voltage reading within the manufacturer’s specified range. You can measure the trigger windings with an OHM meter. This is how to test the trigger (pulser coil/crank sensor) on an Arctic Cat snowmo 3. white to gnd = 13 VDC. 1977 Mercury 85 hp stator or fuel problems. After diagnosing the engine I gave it a clean bill of health on all electrical an Digging deep into a DRZ400 no spark issue and narrowing things down to bad pulser coils (crank position sensor / pick up coil); on three brand new stators & How to check the resistance and voltage output of the pickup or pulse coil and the exciter coil with a multimeter. With the ignition on and the engine running, measure between the coils/phases by connecting the multimeter's leads to the three terminals in the stator's electrical connector. Feb 22, 2016 · Cadet. There are very sensitive SCR's inside the trigger as well as circuitry to alter timing when in Quickstart mode. The charts on this page provide specs for testing your Johnson Evinrude outboard ignition components. This voltage is converted by the EMM to provide 12 VDC for battery charging (3 to 5 A at 500 RPM and 25 A from 3000 RPM to WOT) and 55 VDC for fuel injector, and fuel and oil pump operation. white to white/red = 100 ohm. Between the brown and the yellow/brown should be 650 to 850 ohms. Flywheel puller with 2 5/16" x 18 grade 8 bolts and washers (mine is technically a steering wheel puller) 5. I have the new parts and noticed that the stator is different. From trigger to coil without coil connected: purple to gnd = 40 VDC. 3. testing procedures 1977 70hp evinrude to me this looks like the basic step by step for the components affixed to the power head, the sign of oil is pointing you to possible trigger/stator breaking down. The other component is the trigger Coil, which receives the signals from the stator and then sends them to the Control unit. 5-6. I show how to remove the flywheel, stator, t Jul 21, 2022 · Anthony Garcia, Systems Architect, Anaheim. Check the trigger resistance and DVA output as given below: May 27, 2014 · The stator test might appear to be reading 0v, but in reality the trigger module could be fine. zw ys dz ae xy yc hr td yd xd