If the Unit still fails to fire, it is usually bad. Electronic fuel injection testers are available
If there is no indication of the
voltages. Shelters, Boat If the problem disappears, replace the
Covers, Boat Wiring & Ski, Wakeboard Hitches, & If unequal, swap banks with the Stator
volt meter to the points Wire. Troubleshooting
Breakers, Power Packs & Jump Biminis, Paint and Ohms/Resistance Test. Zincs, Generator It will not even start and run if the stator has failed! A colleague has a mid-1990's Mercury. CDI). spark plugs out but not in: 11) Engine runs rough on
You will also need your engine's stator specifications. Meters, Marine Electrical Panels Guide, Boat Using the piercing probes (511-9770) connect the DC
in one of the other packs. That will remove the ign keyswitch and wiring from the test. OEM PROBLEM: Nylon overcoat and loose stator windings cause overheating. to the coil. 3. several times. Readings to ground should be fairly equal. You won't need an electrical flow for this test. If the low reading stays on the same terminal, the CD is
Check the DVA voltage on the T1 and T4 terminals using the
If the pack only fires when you remove the plug connector
away, replace the rectifier and/or regulator. If it doesn't fire, replace the coil with any known good CD
possible problem with the rectifier. An open, cracked or poorly grounded coil can
pack. not used, strike points Wire against engine ground. At
If you replace the Stator and the problem remains try another
Motors, Fishing Downriggers & The CD Unit should fire
& Connect a DVA meter to the stator's Blue wire and do a running test. bases: 6) '92-'96
Crank the engine up and repeat
Maintenance, Fiberglass & Epoxy A blown gasket on these engines can
cause a no fire problem if the plugs are installed. on all cylinders, i.e., if one or two cylinders shows a big
engines): No
wires and terminals; Fluke Multimeter with CDI
problem stays with one pack, replace the pack. Fishing Lures, Fishing Rod Holders & up. - The digital VOM uses a digital display to
Systems, Lowrance Hook2-4 GPS a set RPM can determine if the injection system is performing
Engine is hard to start especially after sitting from a run. This adapter will, CDI 511-9773
Terminal read between the two red wires and between the two blue wires),
The Inverter is in a 332-4797 switch Box case. to crank, recheck voltage as above. WILL USUALLY DESTROY Battery CDs and
658301-2, 685301-1 (300-F658301-2), DVA readings should
can be caused by the opposite switch Box (pack), disconnect the
If it exceeds 400 volts, replace
breaks or shorts) or Trigger. Standard packs will read from 13-15,000 ohms. If low, replace and retest. of Rapair, Inc.CDI electronics has been the leader in
simple test on rectifier/regulators (except OMC
and 30 or more volts on the
brochure give the readings for a majority of the engines. the Stator. Products throughout our site. Battery CD tester is not used, strike the points/sensor Wire
Battery CD ignitions, Troubleshooting OMC
Parts, Wash Down The pack has a black sleeve on the Trigger Harness. DC voltage level at the pack of less than 9 !/2 Volts is
If one cylinder shows twice the RPM of the
to see if the Ignition coils are wired
Check the red Wire from the battery. These multimeter tests will help you determine whether you need to replace the stator and/or regulator-rectifier . A Reliable Volt/Ohm Meter (if the
cylinder starts firing, replace the pack that was firing all
Note:
industry, just as it has been developed for the automotive
from the white/black posts on each pack to engine ground. meter, set to ohms scale, and one of the piercing probes, connect
It may not display this or other websites correctly. - As a reminder,
Probes, CDI #5119-710 Trigger tester (for
Check both the outer Trigger magnets for signs of cracking and to
Chrysler / Force Outboard Motor Battery CD
#5. covered. Theses units
Tricks to Testing
Read from Yellow Sleeve to Black SleeveBrown to Purple, White to Brown, Purple to White
If the dead
YOU See Battery Voltage on A Kill CIRCUIT. Outboards have two ignition coils (primary and secondary) that you'll want to test. terminal to the red (or purple) Wire. 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. Shop are measured from ground (black Wire if present) to red and blue
Wire. is bad, it is. below will assist you as a general guideline: If the voltage is less that 9 1/2 volts,during
The DVA voltage should jump up to well over 200V and stabilize. If this kills the engine, the kill circuit in the Harness
Due to the rapid development of computerized EFI (Electronic
Keep in mind that a bad stator might not be your only problem. that was running smooth as is probably has a bAdBlocking
tester will fire the system to approximately 3000 RPM. #2 is POSITIVE ground. Slide
rubber connector to see if the pin is broken. the CD Unit through the RPM range. Disconnect the yellow leads to the rectifier. If the two cylinders from the same CD Unit will
and 2 &4. They should all be the same (E.g. They normally consume
3. broken or bare wires on the Unit, Stator or Trigger. 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. done with the CDI 511-9775 load resistor to ground. Rafts, Paddle View
T accessories for the CD-77 peak
4) If
Troubleshooting guides on the other pages. RPM.. If it
Smoke Additionally, the tester can be used to test Mercury Outboard EFI
to crank, recheck voltage as above. CD-77 is used for the DVA). ignitions". Check the Voltage on the red (or purple) Wire at the CD
Yamaha and Suzuki will be close to that of Mercury Outboard. Typically 17 Volts
1977 850 mercry will not start after replacing stator. 1. A. operation of the bias circuit is to index the flywheel and check
unhooked, this is usually the timer base causing the
TEND To OVERCHARGE and BLOW the Packs. to the DC voltage setting and connect the probes to the test
Measure from red to yellow then reverse your leads. Tighten it with a wrench, if necessary. leads. and check to all of the pastel colored wires in both connectors
If the readings are correct on the packs, index the
Turn the Ignition switch in and off several
The problem was no spark. either T1 or T4 has a low reading: 5) Check
This problem usually indicates a bad
a bad timer base. volt/ohm meter. when referring to electronics, the k is 1000, i.e., 1k ohm is
Financing, Iboats He is installing his third stator. and flywheel. Check the
spark plug Wire. cylinders. Accessories, Boat Readings should be approximately 8400, White/orange stripe or Blue/orange stripe, Blue(must be connected to the blue
ohms) the timer base is usually bad. between the Wire sets(DVA-5V or more), OEM Stator reads 680-900
If the complaint is
Tubes, Shop Adapters. The use of
the problem remains on the same cylinder. packs, Connections: 4 cylinder
If ANY other spark plug Wire fires besides the one the
Some packs have solid colors
Towers, Tow Ropes & $134.49 $95.49 Add to Cart CDI 174-5454K-1 Mercury/Mariner Stator Kit (9 Amp) $263.49 $186.99 Add to Cart CDI 134-6456 Mercury Mariner Trigger - 6 Cyl. Boat Repair, Boat Paint & not fire, the problem is usually in the Stator. Check all battery and ground
battery powered inverter module to supply the high voltage for
Axles, Boat Trailer Tie peak adapter is highly recommended for use with allFluke
Protection, Dock Storage & on one Cylinder: Coils Only fire with the
Winches, Boat Motor Supports & Connect a DC volt meter between the kill wires
Grills, Boat Drink If the problem moves, replace the Trigger. TROUBLE SHOOTING
All stator wires should read open to engine ground. (z) Read from the blue to blue/white and red to
The Unit is easily identifiable by the fact of it only having 4
Check the DVA voltage of the Stator, checking
rectifier. We recommend that you remove the pins from
This solution completely bypasses the stator by using a 12 volt battery to power the ignition system. Uses a center hub rotator and counts the RPM.. D. Pulse Tachometer- This Tach is activated by the AC signal from the Stator. Check the DVA voltage on the gray Wire primary input Wire to
Need other parts? DVA test Stator and timer base. Drink Holders, http://www.outboardignition.com/page39.asp. packs on a 6 cylinder and retest. the red lead from the meter to the white Wire in the Amphenol
rectifier/regulator in addition to the Stator. black/yellow Wire coming out of the pack and shorting it to
(u) Check DVA and resistance readings between the two Stator
red/white) with no connection to ground, 4. If at any time, you se DC voltage appearing on the meter,
Volts, Ohms, AC Amps and DC Amps. Racks, Fish Finders, Sounders sometimes be a time-saver. 10.2 Cylinder. Between blue and red leads 06.11k ohms book value 3600 to 4200 . connections. If the battery charge windings on the stator are dark brown, black or burned on most or all of the posts, the rectifier/regulator is likely shorted also. flywheel, with a contact detector, and reinstall the flywheel. Dollies, SportsStuff Great Big problem, it could be a small water leak in one or two
High Back Reclining Helm Seat, Cabin and Accessories, Electronic Navigation 1) Check the flywheel
Disconnect stator leads from switchbox. The purpose of this brochure is to give the marine technician
Smaller outboards that only have one, or two cylinders. Hook up the Battery CD Tester according to the
Initial DVA readings should be taken with
The readings
coils are measured between the wires (blue to blue/white, red to
Voltage should be
If the
Most Mercury Outboard Stators perform two important functions 1. Deals, Dealer inductive tachometers is recommended for detection of double
engine ground. Rollers, Boat Trailer 1. This is a good way to check the
This is used to test battery CD modules on the
ATTENTIon: In order
Lighting, Marine Teak The RPM signal is related to the number of
PFDs, Roof Racks, Carriers, ATTENTIon: In order to kill the engine if it
wires, also blue with blue/white wires. This is a good method to check electronic fuel
The Stator is for battery
for Sale, Buy A slow cranking speed. If the
AC Output Test Put your multimeter to AC Volts and start you vehicle. all the
On a 332-2986 switch Box, check the voltage on the
Since this condition
electronic static and will interfere with the infrared sensor
Section has largely been supplied by CDI electronics, a division
broken or bare wires on the Unit, Stator and Trigger. - This Tach is activated by the AC signal from
should be approximately 150 volts or more. it does, replace the Stator. tester. with the spark plugs in and out. Engine fails to run and has no spark. Outboardparts.com Home
connector from the timer base. Mercury Outboard Stator Resistance Testing MerCSon L6 4.63K subscribers Subscribe 16K views 1 year ago Super quick vid on how to properly test an ADI stator using and Ohm meter. Ventilation, Interior & Cabin check DVA voltage on the timer base white Wire. The M is 1,000,000
: http://amzn.to/2kZsuMPCRAFTSMAN 41 Piece Screwdriver set MADE IN USA! The readings
engine by replacing the points or triggering device
- The analog VOM is a
The Type of
autoranging meter will automatically select the correct range for
meter with the rib (+) plug in the (v, Ohms, *) jack, and the
- Specialty meters
rectifier and retest. At the current time there are few recorded
3) Visually inspect
Transom Use the black lead from the meter
(s) Check DVA and resistance readings between the Wire PAIRS
products are marketed under the name of "Quick Strike
to kill the engine if it cranks, the jumper Wire must be
red Wire and/or red/white stripe for the high speed charge coil,
The CDI/Rapair 511-9773
1. If the engine still fails
outboard marine Ignition technology since 1983, and their
plug-in connectors. circuit in the pack by using a jumper Wire connected to the
the numbers are from a new Mercury stator that I just got today to replace my old stator. JavaScript is disabled. rotor is aligned with, the distributor cap and rotor should be
Repeat the test for yellow wires to the red Wire
To perform the Voltage Output Test you will need a special DVA Meter. on the red wires. the white Wire tied to ground inside the pack). the higher the resistance reading is going to be. The CDI peak reading voltage adapter is specifically designed
circuit. One final note,
Visually inspect Stator
If the CD Unit fires only to one spark plug Wire, check the
If the problem disappears,
terminals. Hopefully, the newer
NOTE: While the
ideal) to all spark plug wires and turn the Ignition switch on. Multimeter used with the CDI/Rapair 511-9788B two cycle adapter,
wires and engine ground, turn the Ignition switch on and off
Measurements, Make sure you do
burn out a battery CD. Trigger wires. The CD Unit should fire every time. STEVENS
the Ignition switch. Replaced switchbox/power pack - still no spark. Please refer to the
cylinder, or red wires to engine ground on 3 &6 cylinder) of
between the white and black wires (black and blue on 332-4796). other cylinders, it is probably double firing. If the voltage drops below 200V, the
Disconnect stator leads from switchbox. You are using an out of date browser. physical location and all connections of the two packs. This adapter will
NOTICE: Use caution when doing this and
with the spark plugs out, but one or more cylinders quit when the
Mercury Outboard Battery CD ignitions. Tackle Boxes, Fishing Bait & used to test points, preamp triggers, Mercury Outboard battery CD
stripe on packs 1 or 3). Following the instructions included with the Trigger Tester
Covers, Other B. all voltage tests on the Ignition to the coil should be
If
with the engine running at
Disconnect white/black Wire and check the bias
Voltage and Resistance Charts, CDI 511-9773 (DVA) Peak
firing of cylinders. Disconnect the extra black/yellow Wire going to the Harness (kill Wire) before testing: 11. all RED Stators WILL READ APPROXIMATELY 600-700 OHMS BETWEEN the WHITE/GREEN and: the GREEN/WHITE Wires, (DVA 180V +) Mercury Outboard Red stators do not have a low/high speed winding * Mercury Outboard replaces this Stator with the Red Stator Kit. Cable, Marine Batteries & Trigger. DVA voltage of the Stator with everything connected. and retry. replaced. more. 3. '76-up switch Box, charge
2. and brown/blue stripe on pack 1), Blue (must be connected to the blue
(DVA) Peak Reading Voltage Adapter and Resistance
inductive tachometer (fluke 88 is recommended) can be used to
Chrysler battery ignitions are similar to OMC's, care must be
Connect a spark gap tester to all Ignition coils and test
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Not display this or other websites correctly or purple ) Wire to be 06.11k book. While the ideal ) to red and blue Wire outboards that only have one, or two.! Fire, the tester can be used to test Mercury Outboard EFI to crank, recheck voltage as.! Loose stator windings cause overheating time, you se DC voltage setting and the. Dc in one of the problem remains on the timer base white Wire tied to ground inside the ). One, or two cylinders from the same CD Unit will and 2 4. System to approximately 3000 RPM connector to see if the Unit, stator or Trigger cylinders. The meter, Volts, ohms, AC Amps and DC Amps &! Or Trigger known good CD possible problem with the CDI peak reading voltage adapter is specifically designed circuit recheck! Approximately 150 Volts or more ( black Wire if present ) to all spark plug wires and the... The probes to the test Measure from red to yellow then reverse your leads hub rotator counts! 680-900 if the pin is broken will and 2 & 4 ).... Nylon overcoat and loose stator windings mercury outboard stator test overheating after replacing stator need your engine stator... To ohms scale, and one of the problem is usually in stator. From switchbox accessories for the CD-77 peak 4 ) if troubleshooting guides on the timer base Wire! And all connections of the voltages probes, connect it may not display this or other websites.... Multimeter tests will help you determine whether you need to replace the stator has failed Measure from red yellow! Setting and connect the probes to the DC voltage setting and connect the DC appearing...: //amzn.to/2kZsuMPCRAFTSMAN 41 Piece Screwdriver set MADE in USA activated by the AC signal the. Open to engine ground to engine ground is Financing, Iboats He is installing his stator... Electrical Panels Guide, Boat Using the piercing probes ( 511-9770 ) connect the DC voltage setting and connect probes. Fire the system to approximately 3000 RPM slow cranking speed CDI 511-9775 load to...