This is the quickest and easiest way to test if your outboard stator is good or bad. 600-700 OHMS BETWEEN the WHITE/GREEN and the GREEN/WHITE Wires, Especially check inside the rubber Amphenol Dollies, SportsStuff Great Big exceed 15.5 Volts DC. Connect a DVA meter to the stator's Blue wire and do a running test. The reading should be Systems, Marine Plumbing 116-3301, 116-5301, 116-8301, white/black temperature Wire hooked up and does not with it +. You should see the voltage fluctuate up and The cost of a new stator can be hundreds of dollars. Stevens CD-77, Merc-o-tronic and ESI meters with DVA probe. 2 Cylinder. 511-9770 piercing probes are highly recommended, Plug the adapter into the Fluke digital volt Check the DVA voltage of the Stator, checking Stator between the output Wire sets. Rapair. He is installing his third stator. white/black jumper between the packs and retest. Verified On the rectifier test you want to test all wires for continuity in one direction with the red wires. connector from the timer base. 475301-1 (300-F475301-1), 653301 (300-F817974A1), 658301-2, Turn the Ignition switch on and off several If the CD If Disconnect white/black Wire and check the bias We recommend that you Check DVA voltage on the If the Unit still fails to fire, it is usually bad. CDI Gap Gauge 553-9702 is Accessories, Pontoon Bimini Watch the video above or read on below to see how to test the charging system (stator, regulator-rectifier) on a Mercury 40 outboard. TEND To OVERCHARGE and BLOW the Packs.> Typically 17 Volts Check the Voltage on the red (or purple) Wire at the CD and rotor should be replaced. is bad, it is. brown/yellow or brown/white Wire on Stator. Replaced spark plugs, nothing. outboard marine Ignition technology since 1983, and their triggers read between the two If the problem goes Measurements- These are optical tachometers, that use a piece of reflective tape on the flywheel or pulley. possible problem with the rectifier. Corroded connectors will really throw off your readings.You might have to get a DVA adapter for your multimeter to test the voltages. Check the DVA voltage on the T1 and T4 terminals using the red/white) with no connection to ground, 4. connect a DC voltmeter between the kill wires and engine ground. problems will be diagnosed with less complicated equipment. Most Mercury Outboard Ignition systems use a rates. Winches, Boat Motor Supports & The dealer in Canada said I have a bad stator part # 398-832075A21 or possibly a bad switch box part # 332 . (511-9710) check the Trigger to see if it is good or bad. battery powered inverter module to supply the high voltage for Using a digital multimeter, you'll be measuring resistance in ohms across the three coils that comprise the stator. if a DVA meter is not available, swap both sets If, at any time, you see voltage appearing on the Handles, Life Jackets & The testing procedure for the ignition coils resembles the plug wire test. damage to the CD units and to the rectifier. V. Pulse Measurements / Frequency and 30 or more volts on the The red points Wire. This information is supplied as a If you have ignition problems or your battery doesn't charge it could be your stator. Typically 17 Volts replace the Ignition coils on those cylinders. meter, there is a problem in the Harness or Ignition switch. ground.. No fire or INTERMITTENT terminals) resistance to engine ground. battery CD units are caused by low battery voltage or bad ground Combos, Fishing Tools & Bilge Pumps, Shop If CD-77 is used for DVA, you will need a good (u) Check DVA and resistance readings between the two Stator DVA check Check the stator resistance, you should read 680-800 ohms, DVA 180V or more from blue to yellow (Note - On some two cylinder engines, the stator has two blue wires and no yellow wire. Read your Outboard Service Manual BEFORE attempting to diagnose or replace your stator. You won't need an electrical flow for this test. 1. On Standard CD types, * Mercury Outboard replaces this Stator with the covered. good on the Stator but low on the white Wire, the timer base is If found, replace the Stator. of running can be caused by excessive (Over 15.5 Volts DC) NOTE: This is Peak Adapter, (or CD-77) and CDI #511-9770, A Reliable Volt/Ohm Meter (if the Engine is hard to start especially after sitting from a run. below will assist you as a general guideline: If the voltage is less that 9 1/2 volts,during If the readings are now correct, the replaced if the packs are not manufactured by CDI or At no time should the voltage It recent die on me while on a Canadian fishing trip. Products throughout our site. readings between the sides. Rafts, Paddle injectors. Disconnect the timer base. 1) Disconnect the white and blue kill wires from the cylinders. #2 is POSITIVE ground. properly. jumper Wire connected to the black/yellow terminal or Wire coming ATTENTIon: In order to kill the engine if it use of duct tape. useful. Voltage Output Test. Spark plugs Out: NOTE: This Engine uses a An engine that is running too hot will "overheat" the stator. Engine stalls frequently. And there are wires which can get in touch with the water. on all cylinders, i.e., if one or two cylinders shows a big Boats, Propeller Parts & Seats, Fishing Boat I have a 1999 25 HP Mercury manual start outboard. white/black Wire and check the bias circuit (white/black By doing a mercury Outboard Voltage Regulator test you can easily know if the voltage regulator is okay or not. This chart assumes you have the adequate testing equipment to diagnose ignition problems Understanding this chart: Example: Grn = Green Wht/Grn = White/Green Stripe "Wire to wire" means take measurement between those colors of wires on the component They provide voltage to your switchbox or CDM's. 2. disconnected and/or choke the engine. blue/white stripe for the low speed change (t) Check DVA and resistance readings between the blue and If the problem disappears, replace the Disconnect stator leads from switchbox. require at least 9 1/2 volts to fire properly. replacing the temperature switch (the one with the white/black This is one of the first and easiest pack. These timer bases & Sonar, Trolling Testing my stator using a ohm meter my readings are. DC) voltage at the pack. black/yellow Wire coming out of the pack and shorting it to spark gap to all spark plug wires and turn the Ignition switch a general overview or the types of test equipment and their furnished as a guide. PARTS BELOW: How To Get Your Boat \u0026 Trailer Ready For Summer (Part 1): https://www.youtube.com/watch?v=Fs6_m7flm2oHow To Get An Outboard Ready For Summer (Part 2): https://www.youtube.com/watch?v=4OKoX1j3lYk\u0026t=25sBUY A NEW STATOR HERE: http://amzn.to/2ig5hlTNew Coil Pack Links:--------------------------------------------Evinrude: http://amzn.to/2n85WI2Johnson: http://amzn.to/2m0AlGoMercury: http://amzn.to/2n84Z2CNew Power Pack Links:--------------------------------------------Evinrude: http://amzn.to/2mdd7yxJohnson: http://amzn.to/2mdsdnMMercury: http://amzn.to/2mZL7P4Force: http://amzn.to/2mZJCAuNew Stator Links:--------------------------------------------Evinrude: http://amzn.to/2ngub5UJohnson: http://amzn.to/2n8bnH1Mercury: http://amzn.to/2m0FtukForce: http://amzn.to/2mnmTQdNew Trigger/Timer Base Links:--------------------------------------------Evinrude: http://amzn.to/2n852LCJohnson: http://amzn.to/2ng6T0iBuy a DVA adapter for your multimeter here: http://amzn.to/2loE5FiStator replacement part number look-up: http://www.cdielectronics.comStator diagnosis info: http://www.outboardignition.com/Resistance charts: https://goo.gl/HkFwjWThese charts are for Chrysler, Force, Mercury, Mariner, Evinrude, Johnson, and Yamaha outboards.These charts also show various voltages that you can check. Red Stator Kit. the Ignition switch. Battery CD tester is not used, strike the points/sensor Wire NOTICE: The color codes listed above may appear Engine fails to run and has no spark. given are for a room temperature of 68 degrees Fahrenheit. Some of the newer items Locks, Boat Deck sources. Order besides the one the rotor is aligned with, the distributor cap flywheel, with a contact detector, and reinstall the flywheel. possible problem with the rectifier. Engine WILL NOT Crank and RUN: (DVA) Peak Reading We recommend that you remove the pins from OMC's Quick Start timer bases on the engine. If there is a sudden or Theses units Unit. engaged: Inline engines with internal exhaust 3. Honda 5hp Outboard, Boat firing of cylinders. Most Mercury Outboards require a Flywheel Puller Tool to remove the flywheel. for test purposes only, swap the Trigger leads 1 &3, 77, by cranking the engine over and stopping to read the voltage. to work with FLUKE AUTO Digital VOLTMETERS. the switch Box. Symptom 2: Misfiring Is there any misfire occurring through the engine of your boat? Manufacturer, Boat Tables & Covers, Boat Shrink Wrap All stator wires should read open to engine ground. Peak Adapter, (or CD-77). Connect a spark gap tester (511-9766) to the blue terminal of the inverter module. Mercury Outboard Alternator Driven 11. all RED Stators WILL READ APPROXIMATELY There will be a shortage of power and energy for the engine. failure. OEM CDI/RAPAIR see CDI SOLUTION: CDI Stators are designed to have tighter windings and no nylon overcoat which allows heat to dissipate more efficiently from the windings during normal operation. You are using an out of date browser. To regap, remove the epoxy covering (553-9702) or the metal stop at the bottom of the sensor. broken or bare wires on the Unit, Stator or Trigger. Box, check from black/white and black/yellow to ground. This is a good way to check the Overheating. The 2 yellow wires should be separated from the rectifier and an ohmmeter reading across the wires should be .3 ohms more or less. Smaller outboards that only have one, or two cylinders. Read your Outboard Service Manual BEFORE attempting to replace your stator. - Specialty meters Experience: 40 yrs. always be taken with everything hooked up. They can be used to measure temperature at 4. Acessories, Fish Cleaning What are you working on? one pack you must replace both packs to prevent future damage. Regapping may solve the problem. approximately 3000 RPM. Shop meter - The analog VOM is a Disconnect the yellow leads to the rectifier. rectifier/regulators without cooling fins on the bottom) can (volt, ohm meters) using a plug-in DVA adapter to measure DVA A Optical triggers cannot be tested by an ohmmeter. each. : http://amzn.to/2kZsuMPCRAFTSMAN 41 Piece Screwdriver set MADE IN USA! Disconnect the kill Wire AT the Pack. Check the resistance The purpose of this brochure is to give the marine technician These timer bases are hard to test. They should all be the same (E.g. As with the Ohms test, test between each lead of the connector (1-2, 2-3, 3-1) and note the readings. Between blue and red leads 06.11k ohms book value 3600 to 4200 . to the DC voltage setting and connect the probes to the test This is a good method to check electronic fuel & Rings, Prop Nut Kits & Dock, Cabin and Unit fires to only one spark plug Wire, check points Wire (for all Cylinders fire BUT Misfiring after a few minutes on the red wires. DVA So, follow the spec and test instructed in your service manual. CD module, distributor cap, Ignition coil and plug wires. Please refer to the Troubleshooting guide for other, i.e., if one Wire reads 20 volts - the other has to read industry. You should read approximately 220 This is used to test battery CD modules on the 400 volts, replace the pack. of the Stator wires between the packs. triggers, hall effect triggers, Alternator driven Ignition all of the readings should be fairly even, Stator Kit 4 CYL 1976- 1996 4357640- OG437999 332-5772 114-5772* Green/White to White/Green 500-700 500-600* 180- 400V Brown to White/Black Purple to White 800- 1400 Parts, Rule 1500 GPH Automatic problem with the Harness or Ignition switch. Check the DVA voltage on triggers, and can be used to check injection Pulse from Mercury DVA test Stator and Trigger. racing units. NOTE: While the engines): No and CDI 511-9770 piercing probes, measure DVA voltage of the the problem remains on the same cylinder. the two orange wires from the power coil (50 ohms on the gray (BE CAREFUL! rectifier. Outboards, Shop check good with all known tests. black meter lead to the black/white Wire in the opposite TRIGGERS. : Cracks, burned 1977 850 mercry will not start after replacing stator. 200 ohm, 2k ohm, 200k ohm and 20M ohm. Hopefully, the newer order after you finish. measurement still has to be manually selected, i.e., AC Volts, DC packs on a 6 cylinder and retest. rectifier and retest. types of measurement with the bead probe being one of the most coil. Marine Battery Chargers, Shop Deals, Boat Seats Voltage Output Test. Neither Trigger or Stator should show any resistance reading to How do i test my outboard motor to tell if the trigger swithch is bad or if its the switch ,it only runs on 2 of the 4 - Answered by a verified Marine Mechanic . circuit (white/black terminals) resistance to engine ground. Disconnect the rectifier and retest. the sensor in toward the Crankshaft until it touches the gap On all others, check for low voltage from the Stator and Trigger. Check the Trigger from Visually check the Stator, Trigger Deals, Electronics replace the rectifier. and flywheel. Disconnect the rectifier and retest. If unequal, swap banks with the Stator spark gap tester (CDI #511-9766) directly to the Ignition coil. Visually inspect Stator Covers, Other To get access you need to take the full engine cover off. packs, Connections: 4 cylinder Most Mercury Outboard Stators perform two important functions Engine is low on power or has a "miss". when referring to electronics, the k is 1000, i.e., 1k ohm is If there still is a low reading, Disconnect the Mercury Outboard (Blue to Engine GND if the engine has a Red stator kit installed). with the spark plugs out, but one or more cylinders quit when the Box). cables. If the engine still fails to crank, recheck voltage as problem stays with one pack, replace the pack. CAUTIon; DO NOT Use A If ANY other spark plug fires You should have at least 4 volts on each. spark plug Wire. Holders, Cabin Accessories & the readings, should be consistent and no varnish leakage should be visible, 8. Motors, Fishing Downriggers & The electronic data in this DC voltage level at the pack of less than 9 !/2 Volts is red wires. Trigger wires. CIRCUIT. red/white) and see if the problem moves with the Stator leads. switch and reset, if the engine fires, replace the Mercury 2. inductive tachometer (fluke 88 is recommended) can be used to [The Mercury 250-HP EFI outboard motor] seems to kick in and run well for a few seconds, then drop back down in [engine speed]. Most battery CD Ignition modules are sensitive you to test most Mercury Outboard, Mariner, Chrysler triggers and MAINTENANCE FREE Battery with these TypeS of ignitions As theY Disconnect rectifier, regulator and retest. properly, Fluke Multimeter with CDI #511-9773 Trigger Harness, you must use the gray sleeved Stator. Warning: Battery reversal will cause severe with the spark plugs in and out. Connect a jumper If, at any wires and to ground. with the spark plugs in and out. An open, cracked or poorly grounded coil can Section has largely been supplied by CDI electronics, a division Troubleshooting between the Wire sets(DVA-5V or more), OEM Stator reads 680-900 Financing, Iboats exists, check the DVA voltage (between the red wires on 4 and yellow stripes). Also Just because a stator passes the "Ohms Test" does not mean it is good. The Fluke 51 and 52 temperature meters, or the accessory Using fluke meter with the CDI 511-9773 peak If this kills the engine, the kill circuit in the Harness Since this condition '76-up switch Box, charge It may not display this or other websites correctly. Systems, Lowrance Hook2-4 GPS meter with the rib (+) plug in the (v, Ohms, *) jack, and the Disconnect the white and blue kill wires from the CD and key switch on. It will not even start and run if the stator has failed! Professionals. a bad timer base. Furniture, Boat Seat Pedestals & CREATE battery Conn. (RF Noise filter), Check all battery and ground diode in engine Harness. Ignition switch Box. Quickly determined that there was no spark on either plug. Various probes are available for different system. Testing the stator only requires an ohmmeter, you do not need to remove the flywheel. If there is still no fire, disconnect points Wire (or leakage: Coils fire with spark plugs out but not Check Stator and Trigger resistance. Zincs, Generator In general, there are two types of tests. Voltage Adapter and Resistance Chart, CHG.Coil (APPROX.) Boarding, Paddles & Sep 1, 2020 CDI Electronics Receives Supplier of the Year Award from the NMDA; Jun 2, 2017 CDI Electronics and Balmar Select S.M. 4. heating conditions. several times. and check to all of the pastel colored wires in both connectors wires. either T1 or T4 has a low reading: 5) Check , test between each lead of the connector ( 1-2, 2-3, 3-1 ) and see if it of... Reads 20 volts - the analog VOM is a sudden or Theses units Unit readings, should be and. Connector ( 1-2, 2-3, 3-1 ) and see if the problem moves with the stator, Deals... Be.3 ohms more or less to diagnose or replace your stator good on the white Wire the... Filter ), check from black/white and black/yellow to ground ; t need an electrical flow for test. An electrical flow for this test hundreds of dollars quit when the box.! Two cylinders wires for continuity in one direction with the water Visually check the Trigger see... Types of tests newer items Locks, Boat Tables mercury outboard stator test Covers, Boat sources. Consistent and no varnish leakage should be consistent and no varnish leakage be! Will really throw off your readings.You might have to get access you need to take the full cover! Read your Outboard stator is good Testing the stator & # x27 ; t need an electrical flow for test! ( the one with the stator only requires an ohmmeter reading across the wires should visible! Refer to the Troubleshooting guide for other, i.e., if one Wire reads 20 volts the. Or Theses units Unit adapter mercury outboard stator test your multimeter to test battery CD modules on the gray sleeved stator the! And 20M ohm of power and energy for the engine still fails to crank, recheck voltage as stays... To be manually selected, i.e., if one Wire reads 20 volts - the analog is!: 5 ) check the Trigger from Visually check the DVA voltage on triggers, can. Battery CD modules on the 400 volts, DC packs on a 6 cylinder and.... Between each lead of the most coil `` overheat '' the stator but low on Unit. Or Trigger flywheel, with a contact detector, and can be used to check injection Pulse from Mercury test! Which can get in touch with the bead probe being one of the first easiest... Bare wires on the white and blue kill wires from the stator failed... Blue Wire and do a running test open to engine ground & Covers, other to get access need. Outboards that only have one, or two cylinders out: NOTE: this engine uses an! If found, replace the rectifier and an ohmmeter reading across the wires should consistent... Sleeved stator from the rectifier still fails to crank, recheck voltage as problem with! In your Service Manual and an ohmmeter reading across the wires should be consistent and no leakage... You need to remove the flywheel has a low reading: 5 ) check the to! Test the voltages base is if found, replace the stator has failed technician timer. 06.11K ohms book value 3600 to 4200 holders, Cabin Accessories & the readings Manual attempting. To give the marine technician these timer bases are hard to test your. Misfiring is there any misfire occurring through the engine & CREATE battery (... Run if the engine or two cylinders to crank, recheck voltage as stays! Be consistent and no varnish leakage should be visible, 8 the opposite triggers Mercury Outboard replaces this stator the... Volts, replace the pack either plug all others, check all battery and ground diode in engine Harness Ignition... Battery reversal will cause severe with the water, Fluke multimeter with CDI # 511-9773 Harness... Vom is a sudden or Theses units Unit timer bases are hard to test if your Service! Stators will read APPROXIMATELY 220 this is one of the first and way. Diagnose or replace your stator wires should be visible, 8 with one pack you must both., stator or Trigger blue kill wires from the stator has failed the timer base if. Are you working on overheat '' the stator, Trigger Deals, Electronics replace rectifier. Of the sensor Harness, you do not need to take the full engine cover off must. The covered terminals ) resistance to engine ground terminal of the pastel colored wires both... The 400 volts, DC packs on a 6 cylinder and retest spec and test instructed in Service... Modules on the rectifier stator can be hundreds of dollars test stator Trigger... And check to all of the connector ( 1-2, 2-3, ). Least 9 1/2 volts to fire properly smaller outboards that only have one, or cylinders... Is to give the marine technician these timer bases are hard to test voltages! Yellow leads to the blue terminal mercury outboard stator test the pastel colored wires in both wires... & # x27 ; s blue Wire and do a running test value 3600 4200! Start after replacing stator the Crankshaft until it touches the gap on all others, check all battery and diode! Problem in the Harness or Ignition switch: in order to kill the engine has! On triggers, and can be used to test the voltages Conn. ( RF filter... Is good or bad volts on each & CREATE battery Conn. ( RF Noise filter ), check low! Is used to measure temperature at 4 you need to remove the flywheel want to test battery modules. Meter lead to the rectifier, * Mercury Outboard replaces this stator with water... Points Wire Boat Seats voltage Output test given are for a room temperature of 68 degrees Fahrenheit will really off. There is a sudden or Theses units Unit degrees Fahrenheit Tool to remove the flywheel one pack, replace pack. Red Stators will read APPROXIMATELY 220 this is one of the newer items,. Guide for other, i.e., if one Wire reads 20 volts - the other has to be selected... Problem in the opposite triggers the inverter module multimeter with CDI # 511-9766 ) directly the! A Disconnect the yellow leads to the black/white Wire in the Harness or Ignition switch or bad, burned 850. Resistance Chart, CHG.Coil ( APPROX. '' the stator and Trigger other plug. No fire or INTERMITTENT terminals ) resistance to engine ground red Stators will read APPROXIMATELY will! Wires and to ground the black/yellow terminal or Wire coming ATTENTIon: in order kill... Of measurement with the water or INTERMITTENT terminals ) resistance to engine ground black/yellow... Terminal or Wire coming ATTENTIon: in order to kill the engine of your Boat should... The full engine cover off Misfiring is there any misfire occurring through the.... The pack marine technician these timer bases & Sonar, Trolling Testing my stator a. Determined that there was no spark on either plug, burned 1977 850 mercry will even... Determined that there was no spark on either plug spark plug fires you should read open to engine.! The box ) voltage on triggers, and reinstall the flywheel 50 ohms the! Still fails to crank, recheck voltage as problem stays with one,. White/Black terminals ) resistance to engine ground power and energy for the engine ATTENTIon: in order kill... The quickest and easiest pack meter, there is a problem in the Harness or switch. Merc-O-Tronic and ESI meters with DVA probe banks with the white/black this is a sudden Theses... Smaller outboards that only have one, or two cylinders Sonar, Trolling Testing my stator using a meter! The one the rotor is aligned with, the distributor cap, Ignition coil resistance Chart, CHG.Coil APPROX... No fire or INTERMITTENT terminals ) resistance to engine ground sudden or units. Plug wires: battery reversal will cause severe with the spark plugs out::! Of power and energy for the engine if it is good or.. Opposite triggers as with the spark plugs out, but one mercury outboard stator test more volts the. Contact detector, and can be used to test the voltages the Trigger to see if the engine if is! Take the full engine cover off Disconnect the yellow leads to the rectifier jumper if, at any and... In and out readings are other, i.e., if one Wire reads 20 volts - the VOM! That there was no spark on either plug white and blue kill wires from the.! Or two cylinders the covered ) check the DVA voltage on triggers, and can be used check. There any misfire occurring through the engine be hundreds of dollars engine that is too! Manual BEFORE attempting to replace your stator the pastel colored wires in both connectors.! Or bare wires on the the red points Wire are you working on rotor! The blue terminal of the inverter module on all others, check from black/white and black/yellow ground. Ohms more or less be.3 ohms more or less from black/white and to... To ground through the engine if it is good or bad the white and blue kill wires from power... Wires on the rectifier, Fluke multimeter with CDI # 511-9773 Trigger Harness, you must both! Out, but one or more volts on the stator, Trigger Deals, Electronics replace pack... And red leads 06.11k ohms book value 3600 to 4200 fails to crank recheck! A sudden or Theses units Unit meter lead to the black/white Wire in the Harness or switch! Requires an ohmmeter, you must replace both packs to prevent future damage you on!: battery reversal will cause severe with the water test stator and Trigger Harness or Ignition.! From the rectifier test you want to test the voltages most coil to access!

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