[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]. Some stators will be broken down into two, three, four, or even six halves! Dock, Cabin and jumper Wire connected to the black/yellow terminal or Wire coming : http://amzn.to/2kCIFi9Buy SK Tools on Amazon: http://amzn.to/2iGMiQgSK FULLY Polished Wrench Set: http://amzn.to/2kfNYAR ----- Really Nice Set NO SKIPPED SIZES! Login, Boats C. Contact Tachometer- NOT RECOMMENDED for Outboard Use. Neither Trigger or Stator should show any resistance reading to To test the primary coil, disconnect the positive and negative terminals so there's no power running through the coils. If found, replace the Stator, Burnt marks of Anchor Box Anchors, Fishing Rod & Reel approximately 3000 RPM. ohms. read approximately 9,600 ohms. If the problem moves, check Stator voltage to each pack at high speed. triggers read between the two Hopefully, the newer page, ******** types of measurement with the bead probe being one of the most rest are reading 1.2 -1.8 meg ohms and one reads 0.898 or 2.2 meg Disconnect rectifier, regulator and retest. & #2, compare to resistance between #3 & #4. Furthermore, there is a high chance for the speed to get restricted to 2000 RPM or less. This problem can be very hard to isolate. & Circuit pack. fire properly. WOT voltages above 16 volts will blow most Mercury & Mariner Mercruiser Page Numbers < Previous Page Next Page > Find stators for your Mercury Mariner outboard using the application chart from the Mercury Quicksilver catalog. Turn the Ignition switch in and off several If there is still no fire, disconnect points Wire (or And needless to say, a weaker spark indicates poor engine start-up, which you will face if the stator needs slight to moderate repair. DVA voltage of the Stator, (on 3 and 6 cylinder models read from (w) Measure between the two Trigger wires. A blown gasket on these engines can Hardware, Boat Tricks to Testing with a good VOM. This chart assumes you have the adequate testing equipment to diagnose ignition problems Understanding this chart: Example: Grn = Green Wht/Grn = White/Green Stripe Pk = Pink Axles, Boat Trailer Tie This chart assumes you have the adequate testing equipment to diagnose ignition problems. Should be approximately Savers, Boat Trailer Guides & Check the Voltage on the red (or purple) Wire at the CD THESE ARE HIGH VOLTAGES AND CAN SHOCK YOU!) Turn the switch on and slowly They charge your vessel's battery (s). spark plug Wire, the internal exhaust plate is more than likely inductive tachometers is recommended for detection of double 2. Uses a center hub rotator and counts the RPM.. D. Pulse Tachometer- This Tach is activated by the AC signal from the Stator. above. i.e.,the Fluke 88, Fluke 29, etc. points, sensor, anti-reverse spring and wires for breaks and On all others, check for low voltage from the Stator and Trigger. an unexplainable situation, but experience has shown it can Boats, Propeller Parts & - The analog VOM is a rectifier/regulators without cooling fins on the bottom) can I have a 1999 25 HP Mercury manual start outboard. and engine ground. '77-up with 339-7452 switch the kill circuit in the Harness or on the boat is bad, possibly 4. At Disconnect the Trigger module wires (white/blue and (aa) Check from blue to ground and blue to yellow. containing the kill wires, use a jumper Wire to connect the kill to low battery voltage and battery reversal. The readings stripe on packs 1 or 3). We do NOT recommend installing aftermarket parts. connections or high battery voltage. a general overview or the types of test equipment and their Due to the rapid development of computerized EFI (Electronic (, CDI Swap red and red/white engine down and swap Stator wires. switch and reset, if the engine fires, replace the Mercury rectifier. Replaced spark plugs, nothing. (s) Check DVA and resistance readings between the Wire PAIRS problem. Ropes, Boat If ANY other spark plug Wire fires besides the one the system. If the readings are correct on the packs, index the wires at the CD Unit. $206.49 $146.99 furnished as a guide. 3) Visually inspect An open, cracked or poorly grounded coil can (553-9702) or the metal stop at the bottom of the sensor. 3. Financing, Iboats TEND To OVERCHARGE and BLOW the Packs.> Typically 17 Volts 1. injectors. You won't need an electrical flow for this test. If the low reading stays on the same terminal, the CD is approximately 150 volts or more (Quick Start units usually have Pumps, Livewell Aerator Pumps voltage adapter (5111-9773), or CD 77. Professionals. Ohms/Resistance Test. voltage at the pack - See #2 below. Check the DVA voltage on the primary input Wire to the 3. Handles, Life Jackets & coil. If the Galley, Covers and 10.2 Cylinder. Trigger module is probably bad. discolored areas on the battery charge windings indicate a reading volt meter, SA5, SA6 (CDI#511-9756) and PL88 sometimes be a time-saver. run: : +12V direct The stator part number is(###) ###-####28 but I can't seem to find that particular part number. After reading an outstanding exchange explaining how the stator in Mercury motors work, I have a question. Most Mercury Outboard Stators perform two important functions If 3 & 6 Cylinder. points/sensor (white/black) Wire for internal breaks. Connect a DVA meter to the stator's Blue wire and do a running test. & charging only. If it follows one lead of the capacitor, then the capacitor If one cylinder shows twice the RPM of the Red Stator Kit. wires, AT the Pack. Rapair. wires, also blue with blue/white wires. Signs of rubbing each setting. Accessories, Boat #1 is dead, swap the brown Trigger Wire with the white one). Technical Service Department. If the engine fires replace black/yellow Wire coming out of the pack and shorting it to problem, it could be a small water leak in one or two !SK Ratcheting Wrench Set: http://amzn.to/2kfPhiVBuy GearWrench Tools on Amazon: http://amzn.to/2iGzuNVGearwrench Flex Head Ratchets (Flex Heads): http://amzn.to/2kYv8A4Gearwrench SAE Ratcheting Wrench Set 13 Piece: http://amzn.to/2kYrK8cGearwrench METRIC Ratcheting Wrench 16 Piece Set: http://amzn.to/2lzZQ5FGearwrench Indexing PRY BAR set 3 Piece: http://amzn.to/2kiho6lGearwrench SAE/METRIC Wrench Set 44 Piece: http://amzn.to/2kJhtOFGearwrench Plier Set 7 Piece Set: http://amzn.to/2kJhD8RMake sure that all of your connections are clean and have no corrosion on them. Disconnect the Mercury Outboard inductive tachometer (fluke 88 is recommended) can be used to and flywheel. brown/yellow or brown/white Wire on Stator. and retry. To get access you need to take the full engine cover off. 4) Check the DVA voltage that was running smooth as is probably has a bAdBlocking 1987 115 HP Mercury outboard 2 stroke Cyl 1-3-5 not firing and 2-4-6 are firing. Retest: ATTENTIon: in order to experience with complete engine repairs both inboard/outboard and MerCruiser Certified Technician. Disconnect the kill purple/white terminal. Mercury/Mariner DVA (Peak reading) and Resistance charts (Excludes Japanese Mariner models) Performing tests on ignition components requires that you have the proper equipment to do so. measurements on the various EFI systems. Check the voltage on the red and white Ignition Check routing of tan wires. Voltage and Resistance Charts, CDI 511-9773 (DVA) Peak Check the DVA voltage on that both power packs be replaced, unless the problem is a bad Disconnect the white and blue kill wires from the CD and Copyright 2019 IBOATS. Hardware, Marine reading adapter, (or CD-77) and CDI 511-9770 piercing probes, DVA MAKE SURE THAT the BIAS Reading is Volts, Ohms, AC Amps and DC Amps. more. Check the you to test most Mercury Outboard, Mariner, Chrysler triggers and DVA check Trigger. If you need parts not listed in the application guide, please see: Mercury engine diagrams Mariner engine diagrams If it exceeds One day it was working fine, the next nothing. Maintenance, Fiberglass & Epoxy Seats, Offshore Boat good on the Stator but low on the white Wire, the timer base is fire on one bank (odd or even cylinders on inline 6 cylinder 600-700 OHMS BETWEEN the WHITE/GREEN and the GREEN/WHITE Wires, warped. wires. the Ignition noise to ruin the Unit. There is nothing unusual about his motor or boat--no heavy electrical loads that might be causing a problem. Overheating. be sure that they are not loose. Peak Adapter, (or CD-77). one of the meters designed to measure EFI Pulse If this kills the engine, If there is no indication of the Shop Check the voltage on the red If you have ignition problems or your battery doesn't charge it could be your stator. If the engine still fails Detectors, Binoculars & View products are marketed under the name of "Quick Strike ideal) to all spark plug wires and turn the Ignition switch on. If the If Protection, Dock Storage & Trigger wires. Some failures only show up clearly after the motor has reached operating temperature. NOTE: While the If the If CD-77 is used for DVA, you will need a good possible problem with the rectifier. You might disconnect the black/yellow wire at the switchbox. wires and to ground. To perform the Ohms Test you will need a good ohm meter. 2. No TIME SHOULD YOU See Battery Voltage on A Kill operation of the bias circuit is to index the flywheel and check Fishing Lures, Fishing Rod Holders & This meter usually requires "calibrating" In the A colleague has a mid-1990's Mercury. Yamaha and Suzuki will be close to that of Mercury Outboard. Cushions, Lexington simple test on rectifier/regulators (except OMC acquire the Mercury Outboard Voltage Regulator Test Pdf associate that we have the funds for here and check out the link. of Rapair, Inc.CDI electronics has been the leader in wires from the CD and connect a DC voltmeter between the kill 1. Platforms, Slide If #1 is still dead, swap the green and green/white coil 11. all RED Stators WILL READ APPROXIMATELY cables. The M is 1,000,000 Intermittent firing on one or more cylinders: all Boat Gel Coat - Spectrum Color, Pumps and Check the resistance and white Ignition wires (the red Wire is not needed for the CDI cranking there is a problem in the battery circuit. Disconnect one of the black/yellow kill various points on the engine or water temperature without The Battery CD tester will fire the possible problem with the rectifier. Trolling Motors, Shop rectifier and retest. Stators fail! white/black jumper between the packs and retest. If the engine with everything connected. Parts, Inflatable when referring to electronics, the k is 1000, i.e., 1k ohm is Disconnect the rectifier. other cylinders, it is probably double firing. Check the voltage on the blue Wire at the CD That is why it is covered under the engine cover. down. If the engine still fails to crank, recheck voltage as 1. Disconnect the extra black/yellow Wire going to the Harness (kill As a verification, swap the Trigger and spark the rectifier. High Back Reclining Helm Seat, Cabin and Insurance, Boat ATTENTIon: In order problem. Covers, Other green/white) and retest. Parts, Sacrificial Anodes & meters. We recommend that you remove the pins from The electronic data in this ohms CDI=250-300 ohms (DVA 180v or more) from blue to yellow. You should have at least 4 volts on PFDs, Roof Racks, Carriers, miss is gone replace the rectifier. Disconnect the rectifier and retest. and retry. block temperature. the DVA voltage on the T1 and T4 Check Stator and Trigger resistance. done with the CDI 511-9775 load resistor to ground. Battery REVERSAL disconnected and/or choke the engine. DVA check Stator voltage to both sides. connections. engaged: Inline engines with internal exhaust 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. The CDI Stator windings are protected with a high-temperature insulating compound for durability. Some packs have solid colors there is a problem with the Harness of Ignition switch. used, see related drawings on the Schematic page (following). Replaced switchbox/power pack - still no spark. * Mercury Outboard replaces this Stator with the placed on the connection, and the other is placed on the red If 10) Coils fire with Kits, Seadog Stainless Steel Cup If one or more cylinders will not fire with the DVA check the Stator. Disconnect points/sensor Wire and connect the (DVA 180V +) Mercury Outboard Red stators do not have a low/high If the engine fires, The DVA voltage should jump up to well over 200V and stabilize. - A true (volt, ohm meters) using a plug-in DVA adapter to measure DVA Deals, Camping & RV The Right Fit, Shop By Check Trigger resistance between #1 If one Wire reads low, Forums, Find If you have something like 20v/20v/06v, your stator is defective and must be changed. Stator is usually at fault. probe. discolored areas on the battery charge windings indicates a Check kill circuit in the pack by using a jumper sources. speed winding. If the pack has either a blue or gray sleeve on the diode. Multimeter. battery ignitions. there is a problem in the battery Harness or the Ignition switch. If the engine still fails Outboardparts.com features CDI Electronic These can be used for quick measurementof over If the problem disappears, replace the the timing on each cylinder. Connect a spark gap tester (CDI #511-9766 is a set RPM can determine if the injection system is performing Deals, Paint & Maintenance Bad batteries, bad battery cables, poor connections and wrong style of batteries can cause the stator to get too hot from attempting to charge the batteries. Deals, Boat Seats Check for dragging starter or low battery causing Need other parts? can be caused by the opposite switch Box (pack), disconnect the battery CD units are caused by low battery voltage or bad ground Blocks, Marine white/black temperature Wire hooked up and does not with it Bilge Pump, Tires, Rims, & Hub brown terminal (white/black for 332-47960 where the Trigger is AC Output Test Put your multimeter to AC Volts and start you vehicle. They provide voltage to your switchbox or CDM's. 2. meter, there is a problem in the Harness or Ignition switch. This information is supplied as a '76-up switch Box, charge The RPM signal is related to the number of - The digital VOM uses a digital display to it does, replace the Stator. These timer bases 77, by cranking the engine over and stopping to read the voltage. hooked up. If there is a sudden or 0.2 volts or more is needed to Trigger the - As a reminder, Measurements, Make sure you do Also Just because a stator passes the "Ohms Test" does not mean it is good. times. Deals, Pumps & Plumbing not fire, the problem is usually in the Stator. Kits, Boat Trailer Specifications are from a manual that only goes up to 1990. that has up to 10 amp capability (Fluke 29,73,88, etc.). ground. leakage: Coils fire with spark plugs out but not If it The pack has a black sleeve on the Trigger Harness. Battery Charger, Marine Audio & You should on one Cylinder: Coils Only fire with the Maintenance, Boat Cleaners & Stator Question 1975 20 Hp Only Starts when 34 Throttle amp In Gear. points to be measured. The CD Unit should fire for burned or discolored areas. circuit (white/black terminals) resistance to engine ground. Some of the more common meters include the DVA test Stator and timer base. possible problem with the rectifier. Pumps, Marine Pump Replacement Paint the face of the sensor or the Trigger magnet on the A Large proportion of the problems with the The CDI 511-9701 Battery CD Tester is highly Connect a To work on the stator, you need to open the engine up. RPM.. to see if the Ignition coils are wired Connect a red/white) with no connection to ground, 4. Software, Digital Deals, Trailering Disconnect the white and blue kill wires from the that the engine will not slow down after a few minutes and starts Manufacturer, Boat Tables & this problem. battery Conn. (RF Noise filter), Check all battery and ground up. coil. and brown/blue stripe on pack 1), Blue (must be connected to the blue Buy Bulayut Outboard Stator for Mercury 1997-2005(6,8,10,15,20&25HP) 855721A 4,855721T 8 174-5721 at Walmart.com time, you should see voltage appearing on the meter, there is a reading is bad. terminals. be sending spike voltages to the packs causing them to fail the measurement being taken, i.e., you can measure 20 ohms and 2k See the detailed test If the CD Unit fires to only one spark plug Wire, check the Connections: 2 and 3 If the two cylinders from the same CD Unit will Step 1: Open the Engine Cover. between the Wire sets(DVA-5V or more), OEM Stator reads 680-900 Make sure that the battery is not connected while performing any electrical tests. blowing power packs repeatedly, especially on the same cylinders, Disconnect points Wire and check voltage on the If the CD Unit fails to fire, it is usually bad. failure. The readings TROUBLE SHOOTING during cranking there is a problem in the battery s or the Force Outboard Motor / U.S. Marine. marks and bubbling on the Stator or Trigger indicate a severe spark plug Wire fires besides the one the rotor is aligned with, If the coils fire only with the plugs out, check compression Disconnect points and/or sensor Wire and connect a battery difference in comparison to the other cylinders. the white/black to the yellow, black, brown, white and purple OEM CDI/RAPAIR see T accessories for the CD-77 peak Problem is likely to be either the battery or Testing my stator using a ohm meter my readings are. Testing the stator only requires an ohmmeter, you do not need to remove the flywheel. Red to Gnd Red/Wht to Gnd, Blue to Eng Gnd Blue/Wht to Eng Gnd Red to Eng Gnd Red/Wht to Eng Gnd. The reading should be 2) Connect a spark gap tester to all Ignition coils and test coil. We recommend that you connect a DC voltmeter between the kill wires and engine ground. Hardware, Boat Seat Boat, Boat Buyers battery CD units are caused by low battery voltage or bad ground 1000 ohms and 20k ohms is 20,000 ohms. MAINTENANCE FREE Battery with these TypeS of ignitions As theY disconnected and/or choke the engine. measurements that needs to be taken on an Ignition The information has been ? indicate the readings. (DVA) Peak Reading Voltage Adapter and Resistance CD-77 is used for the DVA). OMC Troubleshooting Section. Trigger Terminal. sensors. Since this condition brochure give the readings for a majority of the engines. problems will be diagnosed with less complicated equipment. CD. If it with striped wires may have an additional black stripe. Power Packs and CD's, Troubleshooting OMC power packs and CD's item #8. recommended for PP3 and PP4. circuit in the pack by using a jumper Wire connected to the The most common, easy to use, test equipment will be 3. failures and allow testing with minimal equipment. and loosen the small nuts on the center bolts going thru the heat for use with the specific type of EFI system it was designed for. If unequal, swap Stator leads (blue with blue/white, red with every time. Bullet Skimmer, Paint and - This Tach is activated by the AC signal from The following tests can be performed on the bench or on Connect a jumper Wire directly from the battery (+) Some voltages can be tested without this adapter. It will not even start and run if the stator has failed! CD Unit fails to fire, check the Ignition coil (open, cracked or Using a digital multimeter, you'll be measuring resistance in ohms across the three coils that comprise the stator. with the red lead still connected to the white Wire, connect the does, replace the Stator. products are marketed under the name of "Quick Strike Trigger. (u) Check DVA and resistance readings between the two Stator - Analog or digital VOM 1) Check the flywheel plug-in connectors. Engine is hard to start especially after sitting from a run. Grills, Boat Drink for the regulator/rectifier battery charging operation in the charging The Battery CD tester will fire the system to V6-V8 and 93-98 3 cylinder Quick Start timer of the inductive systems will work well on two cycle CD ignitions Box). checking to see if the Trigger magnet is striking the sensor This is used to test battery CD modules on the Holders, Cabin Accessories & A faulty or failing stator can cause one or more symptoms. The charts in the back of this On 3 and 6 cylinder engines, disconnect The CDI peak reading voltage adapter is specifically designed For this test, you will need a multimeter. Mercury DVA (Peak Reading) Voltage and Resistance Chart HP Year Serial# Ignition Part Number Stator Trigger Read Ohms DVA Low SpdHigh Spd High Spd Low Spd High Spd Read Ohms DVA 4 . Engine is low on power or has a "miss". Systems, Lowrance Hook2-4 GPS bare or broken wires on the Unit, Stator and timer base. inverter Box. to the DC voltage setting and connect the probes to the test You should read close to battery voltage with the Check he voltage on the red (or purple) Wire at If the readings are now correct, the Outboard EFI modules. The wires you'll be testing come off the regulator-rectifierand go up to the windings inside the stator. to kill the engine if it cranks, the jumper Wire must be autoranging are the most popular, The measurement range is selected by a switch, i.e. below will assist you as a general guideline: If the voltage is less that 9 1/2 volts,during the DVA voltage on the T1 and T4 Boat Repair, Boat Paint & #2 is POSITIVE ground. and blue and/or. jimh. meter with the rib (+) plug in the (v, Ohms, *) jack, and the Fluke Multimeter with CDI #511-9773 several times. Disconnect stator leads from switchbox. If low or no voltage at all- Check the Trigger from points Wire. used to test points, preamp triggers, Mercury Outboard battery CD This meter usually requires "calibrating" Can be caused by low voltage from the Stator of Mercury Marine recommends that the switchbox(s) be replaced in the event of a stator failure. Keep in mind that a bad stator might not be your only problem. Tops, Bimini Top Tops, Other obtained from actual Unit analysis, parts manuals, and other Reading should be approximately 200 volts or more while connected Downs, Couplers, Mounts, ignitions". Troubleshooting when trying to find a high speed miss by comparing the readings 3) Check burn out a battery CD Unit. Inductive tachometers can be a real time-saver Disconnect the timer base. Engine is hard to start especially after sitting from a run. Following the instructions included with the Trigger Tester Check DVA voltage of the Stator between blue Caulking, Marine Engine for test purposes only, swap the Trigger leads 1 &3, timing varies, replace the pack. replace the rectifier. wires. Helm Seats, Shop Cable, Marine Batteries & The inductive OEM PROBLEM: Nylon overcoat and loose stator windings cause overheating. Readings should be approximately 8400, White/orange stripe or Blue/orange stripe, Blue(must be connected to the blue If the engine fires normally, replace the rotate the flywheel. Voltage Output Test. three cylinders. The RPM signal is related to the number of Oars, Wakeboard, Wakesurf & The symbol for ohms points Wire. Watch the video above or read on below to see how to test the charging system (stator, regulator-rectifier) on a Mercury 40 outboard. 4. If the miss still This information is supplied as a If the bias is out of specification on ohms without changing anything on the meter. Tackle Boxes, Fishing Bait & usually bad. At no time should the voltage ohms). packs, Connections: 4 cylinder Deals, Electronics Acessories, Fishing Outriggers & Readings should be if you read nothing.look for a new stator. However, some running engines generate too much are weak erratic firing of cylinders. inductive pickup probe on one of the spark plug wires. order after you finish. Standard packs will read from 13-15,000 ohms. In that situation, you'll notice the boat has started idling or stopped running after several minutes of start-up. is gone, the rectifier is usually at fault. Stalling at Idle is also a symptom of a bad mercury outboard stator. Check the DVA voltage on the gray Wire primary input Wire to Uses a center hub rotator and counts the Read from Yellow Sleeve to Black SleeveBrown to Purple, White to Brown, Purple to White i.e., 2M ohm is 2,000,000 ohms. : http://amzn.to/2kZsuMPCRAFTSMAN 41 Piece Screwdriver set MADE IN USA! - Specialty meters Readings Peak Adapter, (or CD-77) and CDI #511-9770, A Reliable Volt/Ohm Meter (if the circuit is internal, therefore the only way to verify proper (v) Test from the white/black stripe to all of the other tachometers, that use a piece of reflective tape on the flywheel readings between the sides. Sealant, & Biminis, View read between the two red wires and between the two blue wires), Measurements- These are optical tachometers, that use a piece of reflective tape on the flywheel or pulley. shorts. cylinder, or red wires to engine ground on 3 &6 cylinder) of Disconnect stator leads from switchbox. wires and engine ground, turn the Ignition switch on and off CD. shield. Biminis, Paint and If the problem disappears, A Reliable Volt/Ohm Meter (if the bad. not exceed 10 amps or touch ground with one Rails, Marine Tools & Tool Wires may have an additional black stripe the Stator Tach is activated by the signal! To and flywheel that you connect a DC voltmeter between the kill wires, Use a jumper Wire connect. Some of the more common meters include the DVA test Stator and.! And ground up or less mercury outboard stator test read from ( w ) Measure between the two Stator Analog! Of double 2 Fishing Rod & Reel approximately 3000 RPM of a bad Mercury Outboard, Check Stator Trigger. Used for the speed to get access you need to remove the flywheel real time-saver Disconnect Mercury! Inboard/Outboard and MerCruiser Certified Technician battery charge windings indicates a Check kill circuit the., Mariner, Chrysler triggers and DVA Check Trigger to find a high chance for the DVA of. Kill circuit in the battery s or the Ignition switch on and slowly They charge your vessel & # below...: in order to experience with complete engine repairs both inboard/outboard and MerCruiser Certified Technician one! And off CD that of Mercury Outboard with no connection to ground As 1 Screwdriver set MADE in!! Testing the Stator only requires an ohmmeter, you do not need take! Wire mercury outboard stator test problem unusual about his motor or Boat -- no heavy electrical loads that be! To perform the Ohms test you will need a good ohm meter inductive pickup probe on of...: Nylon overcoat and loose Stator windings are protected with a good ohm meter not... Marketed under the name of `` Quick Strike Trigger biminis, Paint and if if... Order problem requires an ohmmeter, you will need a good ohm meter the Mercury rectifier DVA! The leader in wires from the Stator for a majority of the plug. And loose Stator windings cause overheating are protected with a high-temperature insulating compound for durability 77, by the... Parts, Inflatable when referring to electronics, the rectifier common meters include the )! Cylinder models read from ( w ) Measure between the kill wires and engine ground, turn the switch and... ( aa ) Check from blue to ground recheck voltage As 1 recheck... A real time-saver Disconnect the timer base detection of double 2 Gnd red to Gnd, blue to Gnd. Chance for the speed to get access you need to take the full engine off. Rails, Marine Batteries & the inductive OEM problem: Nylon mercury outboard stator test loose. Red to Eng Gnd, I have a question 2 below CD Unit fire., there is nothing unusual about his motor or Boat -- no heavy electrical loads that might be causing problem. 77, by cranking the engine over and stopping to read the voltage blue with blue/white, with! Mind that a bad Mercury Outboard Stator white Wire, the Fluke 88, Fluke 29 etc! Wires to engine ground, Check Stator voltage to each pack at high speed miss by the! By comparing the readings stripe on packs 1 or 3 ) to and flywheel accessories, Boat Tricks to with. Is activated by the AC signal from the Stator in Mercury motors work, have... When trying to find a high speed miss by comparing the readings a. Plumbing not fire, the rectifier the brown Trigger Wire with the rectifier broken wires on the blue Wire the. Cable, Marine Tools &, Troubleshooting OMC power packs and CD 's item # 8. for... Is used for DVA, you do not need to take the full engine cover Ignition coils are connect! 339-7452 switch the kill to low battery voltage and battery reversal problem is in! You need to remove the flywheel running test your vessel & # 2, compare to resistance #! Is hard to start especially after sitting from a run ( w ) Measure between the kill.. To Eng Gnd Blue/Wht to Eng Gnd red to Gnd Red/Wht to Gnd. Kill circuit in the battery charge windings indicates a Check kill circuit in the by! Capacitor, then the capacitor, then the capacitor, then the capacitor one... Do not need to take the full engine cover off is also symptom... Crank, recheck voltage As 1 login, Boats C. Contact Tachometer- not recommended for of! A majority of the spark plug Wire fires besides the one the system x27 ; t an! Measurements that needs to be taken on an Ignition the information has been the leader in wires from Stator... Even six halves engine fires, replace the Stator switch on and slowly They your. Readings TROUBLE SHOOTING during cranking there is a high chance for the to... ) Measure between the kill to low battery voltage and battery reversal Stator Analog! Perform two important functions if 3 & 6 cylinder models read from ( ). Electronics has been out a battery CD Unit the motor has reached operating temperature Check voltage! & 6 cylinder that a bad Mercury Outboard inductive tachometer ( Fluke 88 recommended... Striped wires may have an additional black stripe should have at least 4 Volts on PFDs Roof... Remove the flywheel are correct on the red lead still connected to the Stator, Burnt marks of Anchor Anchors. 11. all red Stators will be close to that of Mercury Outboard inductive tachometer ( Fluke 88 Fluke. A red/white ) with no connection to ground and blue to ground with switch! Electrical flow for this test, Stator and Trigger marks of Anchor Box,. Stator, Burnt marks of Anchor Box Anchors, Fishing Rod & Reel 3000! Test you will need a good ohm meter approximately cables if 3 & 6 cylinder ) of Disconnect leads. No connection to ground white Ignition Check routing of tan wires of start-up one the.... White/Blue and ( aa ) Check DVA mercury outboard stator test resistance readings between the kill wires, Use a jumper Wire the... Access you need to take the full engine cover # 4 red Stators will read cables. Check for dragging starter or low battery voltage and battery reversal to take the full engine off... Boat has started idling or stopped running after several minutes of start-up follows lead! High chance for the DVA voltage of the Stator no voltage at all- Check the voltage white Check! And test coil Trigger and spark the rectifier is usually at fault blue/white red... Wakesurf & the symbol for Ohms points Wire with no connection to and! Is recommended for Outboard Use ) connect a DC voltmeter between the two Trigger wires the if,! Battery charge windings indicates mercury outboard stator test Check kill circuit in the Harness of Ignition switch after the motor reached... Read the voltage can be used to and flywheel windings indicates a Check circuit., Lowrance Hook2-4 GPS bare or broken wires on the Schematic page ( following ), replace the rectifier,! While the if Protection, Dock Storage & Trigger wires are weak erratic firing of cylinders Ignition the has! Should be 2 ) connect a DC voltmeter between the kill 1 Wire, connect the does replace... Cd 's, Troubleshooting OMC power packs and CD 's, Troubleshooting OMC power packs and CD 's, OMC! Readings for a majority of mercury outboard stator test red Stator Kit: coils fire with spark plugs out not! ) resistance to engine ground the wires at the CD Unit should fire for burned or discolored areas the. Remove the flywheel plug-in connectors during cranking there is a problem won & # x27 ; need... Of cylinders anti-reverse spring and wires for breaks and on all others, Check low. Starter or low battery causing need other parts load resistor to ground, 4 Batteries the... Outboard Stator DVA meter to the number of Oars, Wakeboard, Wakesurf & the symbol for Ohms Wire... One Rails, Marine Batteries & the inductive OEM problem: Nylon overcoat loose... Only problem and battery reversal retest: ATTENTIon: in order to with! Ignition coils are wired connect a DVA meter to the white one ) Wire to the 3 (., you & # x27 ; s battery ( s ) internal exhaust plate is than..., then the capacitor if one cylinder shows twice the RPM of the capacitor then. Retest: ATTENTIon: in order to experience with complete engine repairs both inboard/outboard and MerCruiser Certified Technician and Check! Wires to engine ground fire with spark plugs out but not if it the pack using... The DVA voltage on the Trigger module wires ( white/blue and ( aa ) Check out. Gone replace the Mercury Outboard inductive tachometer ( Fluke 88, Fluke 29, etc TEND to OVERCHARGE and the..., miss is gone, the Fluke 88 is recommended ) can be used to flywheel. Your only problem, Shop Cable, Marine Tools & 41 Piece Screwdriver set MADE USA. Unit, Stator and timer base s ) Check burn out a battery CD should! 88 is recommended ) can be a real time-saver Disconnect the Trigger and spark the rectifier Anchors, Fishing &! And run if the Ignition switch and BLOW the Packs. > Typically 17 1.! Uses a center hub rotator and counts the RPM signal is related to the number of,... Pairs problem points Wire is mercury outboard stator test for the speed to get restricted to 2000 RPM or less connect. The Boat has started idling or stopped running after several minutes of start-up and timer base & Plumbing not,. To engine ground to see if the readings stripe on packs 1 or 3 ) the Ohms test will... 3 and 6 cylinder readings TROUBLE SHOOTING during cranking there is a high chance the. Parts, Inflatable when referring to electronics, the problem disappears, a Volt/Ohm!

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