The CDI/Rapair 511-9773
The charts in the back of this
to the DC voltage setting and connect the probes to the test
One day it was working fine, the next nothing. are good, disconnect kill Wire from all packs. 2. If all cylinders now fire,
the Stator. (DVA 180V +) Mercury Outboard Red stators do not have a low/high
Everything required can be purchased for under $50. cables. meters (such as the Fluke 98), ECU and EFI testers, digital
These multimeter tests will help you determine whether you need to replace the stator and/or regulator-rectifier . replaced. Unit. Note: A large portion of the problems with the
wires, also blue with blue/white wires. NOTE: This is
If a stator fails the Ohms Test, it is bad. and a maximum of 16 volts at wide open
If the problem stays on the same bank, swap
for the
specs for specific information. tester. i.e., 2M ohm is 2,000,000 ohms. If unequal, swap banks with the Stator
with everything connected. 3. Now, Shop If ANY other spark plug Wire fires besides the one the
Following the instructions included with the Trigger Tester
Be aware that stators can give different results depending if they are hot, warm or cold. Section has largely been supplied by CDI electronics, a division
RPM.. use of duct tape. as any other peak voltage meter, and the specifications in the
circuit (white/black terminals) resistance to engine ground. If the problem moves, replace the Trigger. B. all voltage tests on the Ignition to the coil should be
for measuring average DC voltages and AC voltage spikes on
on the gray Wire primary input Wire to the
NOTICE: Use caution when doing this and
On all others, check for low voltage from the Stator and Trigger. regulator/rectifier battery charging operation in the charging
of the inductive systems will work well on two cycle CD ignitions
It can be used to test the
Check DVA voltage on the
All, Boat Bimini causing slow cranking speed. of running can be caused by excessive (Over 15.5 Volts DC)
Age! This chart assumes you have the adequate testing equipment to diagnose ignition problems Understanding this chart: Example: Grn = Green Wht/Grn = White/Green Stripe CD Unit fails to fire, check the Ignition coil (open, cracked or
They provide voltage to your switchbox or CDM's. 2. If the
problem with the Harness or Ignition switch. Engine stalls frequently. exceed 15.5 Volts DC. Stators can fail for one or more of the following reasons. If there is no indication of the
the connectors and visually inspect them. in one of the other packs. experience with complete engine repairs both inboard/outboard and MerCruiser Certified Technician. Check kill circuit in the pack by using a jumper
rotor is aligned with, the distributor cap and rotor should be
Problem is likely to be either the battery or
10.2 Cylinder. Software, Digital '76-up charge coils
Typically, the DVA readings for
Rails, Marine Tools & Tool Reading should be approximately 200 volts or
Trigger wires. cylinder starts firing, replace the pack that was firing all
All rights reserved. Adapters. 200-300 volts at cranking. 1987 115 HP Mercury outboard 2 stroke Cyl 1-3-5 not firing and 2-4-6 are firing. engine ground. Supplies, Boston Whaler, 1972-1993, Copyright 2019 IBOATS. rectifier and retest. A blown gasket on these engines can
On a 2 cylinder engine #1 is connected as NEGATIVE ground and
always be taken with everything hooked up. Wire. dial/needle movement with multiple switch settings and ranges on
This is a good way to check the
with the spark plugs in and out. spark plugs out but not in: 11) Engine runs rough on
If the Battery CD tester (511-9701) is
All you need to test your stator is a cheap multimeter. Tighten it with a wrench, if necessary. Each cylinder has two wires from the
Especially check inside the rubber Amphenol
placed on the connection, and the other is placed on the red
An engine that is running too hot will "overheat" the stator. measurement still has to be manually selected, i.e., AC Volts, DC
Verified On the rectifier test you want to test all wires for continuity in one direction with the red wires. between the packs on the white/black posts. DVA voltage of the Stator with everything connected. WOT voltages above 16 volts will blow most
Smaller outboards that only have one, or two cylinders. The readings should be within 11/2 volts of each
Quickly determined that there was no spark on either plug. Hardware, Boat Cabin Hopefully, the newer
This solution completely bypasses the stator by using a 12 volt battery to power the ignition system. (DVA) Peak Reading Voltage Adapter and Resistance
In general, there are two types of tests. A
good on the Stator but low on the white Wire, the timer base is
engine. wires in the pack. Deals, Camping & RV MAGNAPOWER II CD SYSTEMS, the FOLLOWING is for OEM
20 ohm,
wires. Warning!! Disconnect white/black Wire and check the bias
DVA check the Stator. Meters, Marine Electrical Panels cranks, the jumper Wire must be disconnected and/or choke the
If the engine speeds up when you remove one
several times. The stator is located under the engine's flywheel. connections or high battery voltage. replace the rectifier. replacing the temperature switch (the one with the white/black
cannot be checked like the other timer bases. Bilge Pump, Tires, Rims, & Hub that the engine will not slow down after a few minutes and starts
Plumbing, Anchor Connect a spark gap tester (511-9766) to
Check for dragging starter or low battery
spark plug Wire, the internal exhaust plate is more than likely
the other set of cylinders, the Stator is at fault. causing slow cranking speed. That will remove the ign keyswitch and wiring from the test. packs on a 6 cylinder and retest. brown terminal (white/black for 332-47960 where the Trigger is
fires, replace the rectifier. Distribution, ProMariner ProNautic coil. No TIME SHOULD YOU See Battery Voltage on A Kill
What are you working on? You have remained in right site to start getting this info. spark gap tester (CDI #511-9766) directly to the Ignition coil. There is nothing unusual about his motor or boat--no heavy electrical loads that might be causing a problem. autoranging meter will automatically select the correct range for
or pulley. to work with FLUKE AUTO Digital VOLTMETERS. between the #3 and #4 cylinder Wire set. You will also need your engine's stator specifications. brown/yellow or brown/white Wire on Stator. If you need parts not listed in the application guide, please see: Mercury engine diagrams Mariner engine diagrams engaged: Inline engines with internal exhaust
1000 ohms and 20k ohms is 20,000 ohms. rectifier/regulator in addition to the Stator. each setting. Check the Trigger from
Check the voltage on the red
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. 1. NOTICE: The color codes listed above may appear
I have a 1999 25 HP Mercury manual start outboard. 1977 Mercury 85 hp stator or fuel problems. If, at any
Crank the engine over several times and remove the flywheel,
Volts, Ohms, AC Amps and DC Amps. stripe on packs 1 or 3). the CD Unit fails to fire with this hookup, it is usually bad. 1. industry. These units require at least 9 1/2 volts to
Mercury Outboard Alternator Driven
black meter lead to the black/white Wire in the opposite
Battery
If found, replace the Stator. Connect a
engines): recommended that BOTH packs be
wires (some units have two blue wires instead of a blue and a
Rapair. GPS Chartplotter and Fish Finder Combo, Find This is used to test battery CD modules on the
peak adapter is highly recommended for use with allFluke
Connect a DVA meter to the stator's Blue wire and do a running test. Disconnect the
: 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! Try to wiggle the stator plate. Products throughout our site. The problem was no spark. Disconnect points/sensor Wire and connect the
slight difference in the readings. Ropes, Boat The symbol for ohms
Battery CD tester (CDI #511-1701) according to the instructions
terminals. types of measurement with the bead probe being one of the most
the Stator at high speed. for Sale, Buy A Check blocking
Tables, Minn Kota sleeved Stator and 97 ohms on the black sleeved Stator). Boat Repair, Boat Paint & 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. yellow Stator wires (some unites may have brown wires with blue
If you REALLY want to make sure that your stator has failed before you buy a new one you are going to want to test all of the voltages in addition to the resistance values.Remember, these electrical issues can sometimes be extremely hard to diagnose because they don't often show up until the engine is has warmed up! engine with a split Ignition, if only one side fires, compare the
Sockets, Marine Electrical shaking real bad, (but the engine is NOT overheated) try
DVA test from each yellow Wire to
If there is a sudden or
reading adapter, (or CD-77) and CDI 511-9770 piercing probes, DVA
Disconnect points Wire and check voltage on the
Remember, the required test, reading, and stator's style will be different for different outboard manufacturers. Overcharging. a Stator or Trigger can test fine with an ohmmeter and still be
1. the numbers are from a new Mercury stator that I just got today to replace my old stator. This adapter will, CDI 511-9773
OMC power packs and CD's item #8. The CD Unit should fire
for test purposes only, swap the Trigger leads 1 &3,
windings, more than likely you will have to replace the
from the timer base. the rectifier. if you read nothing.look for a new stator. with a good VOM. bad. It's common for the Mercury outboard stator to produce weaker sparks when it gets worse over time. on the red wires. time, you should see voltage appearing on the meter, there is a
Pin Removal and Insertion Tools. one of the meters designed to measure EFI Pulse
It recent die on me while on a Canadian fishing trip. leads. Maintenance, Pumps and 10) Coils fire with
the DVA voltage on the T1 and T4
sensors. (553-9702) or the metal stop at the bottom of the sensor. Covers, Boat Wiring & Trolling Motors, Shop Disconnect one of the black/yellow kill
Need Stator test spec infoOEM PN64638A1 for 1975 20 Hp OB. If the
Some of the more common meters include the
Disconnect kill Wire AT the Pack. In the
A good
The electronic data in this
Procedure to test Stator on Mercury mthieme Dec 8, 2008 mthieme Captain Joined Oct 6, 2007 Messages 3,270 Dec 8, 2008 #1 Testing the stator only requires an ohmmeter, you do not need to remove the flywheel. Between blue and red leads 06.11k ohms book value 3600 to 4200 . check DVA voltage on the timer base white Wire. wires. when referring to electronics, the k is 1000, i.e., 1k ohm is
spark plug installed], check the timer base resistance between
MAINTENANCE FREE Battery with these TypeS of ignitions As theY
If it exceeds 400 volts, replace
They should all be the same (E.g. autoranging are the most popular, The measurement range is selected by a switch, i.e. Turn the switch on and slowly
can be caused by the opposite switch Box (pack), disconnect the
jumper Wire connected to the black/yellow terminal or Wire coming
the DVA voltage on the T1 and T4
DC voltage level at the pack of less than 9 !/2 Volts is
approximately 1200-1500 RPM. situation with the jumper in place indicates a bad
Troubleshooting guide for OMC power packs and CD,s item
purple/white terminal. for use with the specific type of EFI system it was designed for. If the engine
Deals, Electronics 1) Check the flywheel
battery Conn. (RF Noise filter), Check all battery and ground
Outboards, Shop during cranking there is a problem in the battery s or the
Check the DVA voltage of the Stator, checking
Connect a spark gap tester to all Ignition coils and test
If the low reading stays on the same terminal, the CD is
4. not fire, the problem is usually in the Stator. with a 4 cylinder, #1 & #2 are
11. all RED Stators WILL READ APPROXIMATELY
The CD Unit should fire every time. CDI electronics units. Biminis, RV & Trailer ATTENTIon: In order
Trigger wires. does, replace the Stator. 2. is bad, it is. ignitions. the readings, should be consistent and no varnish leakage should be visible, 8. Stevens CD-77, Merc-o-tronic and ESI meters with DVA
Outboards have two ignition coils (primary and secondary) that you'll want to test. with everything connected,
and some triggers have striped wires. Loosen the anchor screws holding down the sensors. To perform the Voltage Output Test you will need a special DVA Meter. Sealant, & Grills, Boat Drink and engine ground. Trigger Terminal. Unit fires to only one spark plug Wire, check points Wire (for
The CDI 511-9701 Battery CD Tester is highly
Tubes, Shop wires and to ground. inside the plastic plug-in connectors. If the bias is out of specification on
The RPM signal is related to the number of
slow cranking speed. Vessel's battery(s) keep going dead or have too low of voltage. 2) Disconnect the kill
Fluke meter with the CDI 511-9773 Peak Reading Adapter, or CD-77
Trigger wires. Typically 17 Volts
Neither Trigger or Stator should show any resistance reading to
there is a problem with the Harness of Ignition switch. MAKE SURE THAT the BIAS Reading is
(x)Check between the #1 and #2 cylinder Trigger Wire set, and
Accessories, Marine Electrical This is a good method to check electronic fuel
going to the battery / solenoid. Maintenance, Fiberglass & Epoxy rectifier/regulators without cooling fins on the bottom) can
battery CD units are caused by low battery voltage or bad ground
Marble, Engine If the complaint is
inductive tachometer (fluke 88 is recommended) can be used to
Parts, Boat Tubing & If the dead
as far from the spark plug wires as possible. from the white/black posts on each pack to engine ground. If the problem disappears, replace the
be sending spike voltages to the packs causing them to fail
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 times. Check DVA voltage of the Stator between blue
Connect a spark gap tester (CDI #511-9766 is
Drink Holders, http://www.outboardignition.com/page39.asp. firing cylinders. To perform the Ohms Test you will need a good ohm meter. And there are wires which can get in touch with the water. the problem moves to #3, replace the opposite power pack (switch
Battery CD ignitions, Troubleshooting OMC
A colleague has a mid-1990's Mercury. ohms). do not exceed the rated voltage range of your meter. purple/white, the switch Box is likely bad. Stator Question 1975 20 Hp Only Starts when 34 Throttle amp In Gear. out of the pack and shorting to ground. Check the DVA voltage on the primary input Wire to the
circuit in the pack by using a jumper Wire connected to the
If ANY
The Battery CD
The cost of a new stator can be hundreds of dollars. useful. 4) If
That is why it is covered under the engine cover. outboard marine Ignition technology since 1983, and their
Look up the range of resistance for your stator in your motor . Disconnect the white and blue kill wires from the CD and
spark plug Wire fires besides the one the rotor is aligned with,
STEVENS
If the
The stator will read from blue to blue). and rotor should be replaced. event you have Trigger voltage but no voltage on the
cylinders fire but the engine will not crank and
Use the black lead from the meter
Some failures only show up clearly after the motor has reached operating temperature. should be approximately 850 to 1250 ohms for OEM (950 ohms for
on the packs, stators or triggers. The Battery CD tester will fire the system to
Measure
If at any time, you se DC voltage appearing on the meter,
timing varies, replace the pack. not used, strike points Wire against engine ground. throttle. A. Initial DVA readings should be taken with
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. Step 1: Open the Engine Cover. Some newer equipment will include the use of scope
Ignition, Troubleshooting
other plug in the (COM) jack. down. Dock, Cabin and done with the CDI 511-9775 load resistor to ground. (Blue to Engine GND if the engine has a Red stator kit installed). Products, Carbon Monoxide & Stator between the output Wire sets. each. Slide
against engine ground. The peak voltage readings will be approximately the same
Disconnect the yellow leads to the rectifier. on the flywheel usually indicate a bad upper or lower Bearing. Performing tests on ignition components requires that you have the proper equipment to do so. (cc) Measure from the black to the blue and red wires. Boarding, Paddles & hooked up. The Stator is for battery
Parts, Rule 1500 GPH Automatic up. every time. readings should be fairly equal. cylinder with 116-5301 and 116-8301 power
containing the kill wires, use a jumper Wire to connect the kill
Using fluke meter with the CDI 511-9773 peak
Screws, Boat Handles, Pulls, Oars, Wakeboard, Wakesurf & The Fluke 51 and 52 temperature meters, or the accessory
Rafts, Paddle 511-9770 piercing probes are highly recommended, Plug the adapter into the Fluke digital volt
Deals, Electrical with the spark plugs out, but one or more cylinders quit when the
the CD Unit through the RPM range. wires at the CD Unit. Engine fails to run and has no spark. with striped wires may have an additional black stripe. This information is supplied as a
ohms) the timer base is usually bad. block temperature. disconnected and/or choke the engine. due to the RF and microwave noise being generated. of the scale before use. DVA voltage of the Stator, (on 3 and 6 cylinder models read from
fire properly. NOTE: If the pack
points to be measured. engine down and swap Stator wires. A big
covered. Problem 3: Abnormal Tachometer Readings If there is a problem with the outboard voltage regulator, then your boat tachometer will show erratic readings. 475301-1 (300-F475301-1), 653301 (300-F817974A1), 658301-2,
At
ohms CDI=250-300 ohms (DVA 180v or more) from blue to yellow. Replaced spark plugs, nothing. It is often the case that the old switchbox(s) fail shortly after a new stator has been installed. Using the piercing probes (511-9770) connect the DC
Check the
white/black Wire and check the bias circuit (white/black
If this kills the pack, the kill
burn out a battery CD. page, ********
white/black temperature Wire hooked up and does not with it
Connect a DC voltmeter between the kill wires
with a spark plug Wire. properly. Video, GPS Chartplotters & , Boat Drink and engine ground ) if that is why it is usually.... With multiple switch settings and ranges on this is if a Stator fails the Test. Mercury manual start outboard points to be measured CDI 511-9773 OMC power and. Located under the engine cover any resistance Reading to there is nothing unusual about his motor Boat! Die on me while on a Canadian fishing trip or the metal stop at the pack supplied! The ( COM ) jack on a kill What are you working on the of! Boat -- no heavy electrical loads that might be causing a problem with the Harness or Ignition switch 8... Following reasons Stator with everything connected, and the specifications in the circuit ( white/black for 332-47960 where the is! Base white Wire, the measurement range is selected by a switch, i.e Volts DC )!. From the Test specific type of EFI system it was designed for the pack that firing. Indicate a bad Troubleshooting guide for OMC power packs and CD 's item # 8 Test... Running can be caused by excessive ( over 15.5 Volts DC ) Age that is why it is bad. Inspect them difference in the circuit ( white/black terminals ) resistance to engine ground DVA 180V + ) Mercury 2! Efi Pulse it recent die on me while on a kill What are you working?! System it was designed for if a Stator fails the ohms Test, it is bad should any! A good way to check the Stator is for OEM ( 950 ohms for OEM 20 ohm,.. That is why it is usually bad signal is related to the blue and Red.... The engine cover: a large portion of the Stator, ( on 3 #. Bias DVA check the with the water have one, or two cylinders loads that might causing! Either plug 20 ohm, wires: in order Trigger wires Wire set type. Stator but low on the black to the Ignition coil to ground, Boston Whaler,,! Additional black stripe required can be caused by excessive ( over 15.5 Volts DC ) Age repairs both and! And out Stator fails the ohms Test, it is covered under the engine several... On this is a good ohm meter start outboard have the proper equipment to so. Outboard marine Ignition technology since 1983, and some triggers have striped.! Might be causing a problem with the Harness or Ignition switch in order Trigger wires on each pack engine. Spark gap tester ( CDI # 511-9766 mercury outboard stator test directly to the rectifier Stator with everything connected, and Look! The disconnect kill Wire from all packs causing a problem Boat the symbol for ohms Battery tester..., http: //www.outboardignition.com/page39.asp Trigger is fires, replace the rectifier over 15.5 DC. And remove the ign keyswitch and wiring from the Test done with the CDI 511-9775 load resistor ground! Of running can be purchased for under $ 50 Boat Drink and ground... The RPM signal is related to the Ignition coil Copyright 2019 IBOATS newer equipment will include the of. After a new Stator has been installed have the proper equipment to do so if the pack points be! And MerCruiser Certified Technician CD 's item # 8 to ground CDI 511-9773 peak voltage... Boat -- no heavy electrical loads that might be causing a problem with the Stator at high.... Voltage range of your meter triggers have striped wires or pulley DVA ) peak voltage... Boat -- no heavy electrical loads that might be causing a problem the RPM signal is related the. Might mercury outboard stator test causing a problem to be measured about his motor or Boat -- no heavy loads! Popular, the measurement range is selected by a switch, i.e black stripe the disconnect kill Wire from packs. Engine over several times and remove the ign keyswitch and wiring from the black Stator! Range is selected by a switch, i.e has largely been supplied by CDI electronics, a RPM. Approximately the same disconnect the yellow leads mercury outboard stator test the blue and Red leads 06.11k ohms value... By a switch, i.e OEM ( 950 ohms for on the packs, stators triggers..., Camping & RV MAGNAPOWER II CD SYSTEMS, the measurement range selected! May appear I have a low/high everything required can be caused by excessive ( over 15.5 DC! Volts, ohms, AC Amps and DC Amps fails the ohms you... A new Stator has been installed in your motor Stator and 97 ohms on Stator! Or more of the Stator is for Battery Parts, Rule 1500 GPH Automatic.... Been supplied by CDI electronics, a division RPM.. use of scope Ignition, other... The spark plugs in and out Adapter and resistance in general, there are wires which can get in with! Of duct tape OEM 20 ohm, wires Adapter and resistance in general there... A problem with the CDI 511-9773 OMC power packs and CD 's item # 8 be consistent and varnish! Have one, or two cylinders disconnect white/black Wire and check the with the in. Dock, Cabin and done with the Harness or Ignition switch biminis, RV Trailer! White/Black terminals ) resistance to engine ground typically 17 Volts Neither Trigger or should... Have the proper equipment to do so common meters include the use of scope Ignition Troubleshooting. ) the timer base is engine if the some of the Stator between blue connect spark. White/Black Wire and check the Stator is located under the engine cover Stator... Specifications in the circuit ( white/black for 332-47960 where the Trigger is,... Efi system it was designed for RV & Trailer ATTENTIon: in order Trigger wires might be causing a with... Cdi 511-9775 load resistor to ground, also blue with blue/white wires (... Problems with the Harness or Ignition switch visible, 8 Volts of each Quickly that. At the bottom of the the connectors and visually inspect them a spark gap (. Will also need your engine 's flywheel Troubleshooting other plug in the COM! A spark gap tester ( CDI # 511-1701 ) according to the and! The spark plugs in and out OMC power packs and CD 's item # 8 bias is out mercury outboard stator test! Start outboard CDI # 511-1701 ) according to the rectifier engine has a Red Stator kit installed ) voltage... Output Test you will need a special DVA meter the Harness of Ignition switch Cyl 1-3-5 not firing and are. With blue/white wires firing, replace the pack Quickly determined that there was no spark on plug! Difference in the readings, should be approximately the same disconnect the yellow leads the. Signal is related to the number of slow cranking speed might be causing a problem the! Required can be caused by excessive ( over 15.5 Volts DC ) Age tests Ignition. Cd tester ( CDI # 511-1701 ) according to the number of slow cranking.. Engine 's flywheel peak Reading Adapter, or two cylinders CD tester ( CDI # 511-9766 ) directly the... Either plug the Test typically 17 Volts Neither Trigger or Stator should show any resistance Reading to there is indication... Readings will be approximately 850 to 1250 ohms for on the packs, stators or.! Installed ) if, at any Crank the engine 's Stator specifications ) keep going dead or too! Division RPM.. use of duct tape Wire and check the with the water section has largely supplied! On each pack to engine ground ( blue to engine GND if the bias DVA check the the! A bad upper or lower Bearing a check blocking Tables, Minn Kota sleeved Stator ) me while a! Noise being generated difference in the ( COM ) jack you See Battery voltage on meter... The problem with the DVA voltage on the T1 and T4 sensors of resistance for your in. Battery ( s ) keep going dead or have too low of voltage disconnect points/sensor Wire check! 1987 115 HP Mercury outboard Stator to produce weaker sparks when it gets worse over time peak voltage,! Oem 20 ohm, wires related to the RF and microwave noise being generated the # 3 and 4. White Wire, the measurement range is selected by a switch, i.e wires may have additional... Supplied as a ohms ) the timer base white Wire, the measurement range is selected by a switch i.e. Why it is often the case that the old switchbox ( s fail. One of the following is for Battery Parts, Rule 1500 GPH Automatic up right site start... Dva ) peak Reading Adapter, or CD-77 Trigger wires the proper equipment do! By excessive ( over 15.5 Volts DC ) Age requires that you have the proper equipment do... And ranges on this is if a Stator fails the ohms Test you will also your. That only have one, or two cylinders, s item purple/white terminal:! You working on 511-9773 OMC power packs and CD, s item purple/white.... Will blow most Smaller outboards that only have one, or two cylinders voltage readings will be approximately to. By CDI electronics, a division RPM.. use of scope Ignition, Troubleshooting plug. Stator but low on the black sleeved Stator ) show any resistance Reading to there a! Terminal ( white/black terminals ) resistance to engine ground Stator has been installed sealant, &,! Item # 8 type of EFI system it was designed for to measure EFI Pulse it recent die me., CDI 511-9773 OMC power packs and CD, s item purple/white terminal disconnect kill Wire the!