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How To Test A Mercury Outboard Ignition Coil

If your outboard motor will not fire or runs hard -- chugs and lurches -- test the resistance of the coil using a voltmeter. Mercury Outboard 25 and 30L V6 and Gearcase FAQ.


Ignition Key Wiring For 125hp 1996 Mercury In 2021 Electrical Wiring Diagram Outboard Diagram

One method requires you to use a multimeter to test the power pack directly.

How to test a mercury outboard ignition coil. Sensor Coil - 7 - Same Test as Above - 5v Pulsing. Outboard Ignition Coil Test for Dummies - YouTube. You can test the Mercury power pack in either one of two ways.

Is there anything that can cause an ignition coil to burn out or does it just happen. All Tests are using a DVA Direct Voltage Adapter Type Meter With Sparkplugs Removed and Coils Attached to a Spark Board Use The Sparkplugs Grounded to Block StatorCharge Coil - 2 - 20V High Speed Coil 180V Low Speed Coil. How to test CDI ignition on an outboard motor.

Key to on and strike the whitegreen lead to ground. Mercury 25 wiring diagram. Coil on plug quick test.

Little or no resistance on primary and 6000 to 7000 ohms on the secondary are good numbers for a. StrScp3 V2 US YT 9. 3 6 Cylinder.

Please use your serial number to find the correct part. Turn the ign. About Test To Coil How Mercury Outboard A.

Applies to Mercury Outboard Distributor ignitions. The coil is a critical part of an outboard engines ignition system. MOTORS SERIAL NUMBER IN THE CART COMMENT BOX.

Select resistance range setting I use x100 and connect the ends of the probes into the meter and touch the ends of the probes together. You may like my other videos. Most ignition coils should have a secondary resistance falling somewhere between 6000 to 10000 ohmshowever refer to manufacturer specifications for the correct range.

Connect your multimeter to the positive terminal or pin of your coil and to the high output terminal that goes to the spark plug. The general year ranges below are for rough reference only. 76-up charge coils are measured from ground black Wire if present to red and blue wires.

Realfixesrealfast 624302 views11 year ago. If playback doesnt begin shortly try. Dangar Marine 758199 views5 year ago.

Voltage Reading1 300-3000 RPM. Regarding this how do you test a ignition coil. NO SPARK replace ign.

Be sure Switch and Coil are properly gro. When working with the outboard motor you want to turn the dial to 200. In 2 if there is No voltage present disconnect the whitered wire and check it again for 12 volts.

A coil is composed of a primary and a secondary circuit. 230 - 280 1 Ignition Charge Coil. Most Mercury Outboard Ignition systems use a red Wire andor redwhite stripe for the high speed charge coil and blue andor bluewhite stripe for the low speed change coil.

Quick vid on how to test your switchbox and ignition coil. You will require a multimeter either a digital or an analog like the one used in this article with a resistance scale x100 or x1000 or x1K to test your coil. Now if you get spark install a new coil.

How To Test A Mercury Outboard Coil. If there is no spark substitute a new coil and repeat test 2. If there is spark replace the ignition sensor in the dist.

75 hp no signal to the coil MERCURYMARINER 75hp OUTBOARD. This video show you how to check an ignition coil on a 1996 Mercury 40 HP outboard motor. The other method requires you to do a bit more work but may give you a more definitive answer.

Turn on your voltmeter. 400 DVA Coil Black B Lead 2 Coil Orange O Lead 2 200 - 280 1 Ignition Charge Coil. So to review primary circuit resistance is measured between control module or points and ground and the secondary circuit is measured between the spark plug wire and ground.

If 12 volts is present replace the ignition. 20 - 45 1 Stop Circuit. A faulty coil means the engine will turn over but not fire -- or fire but not correctly.

Mercury does nothing by year. Just did plugs and coilwas cracked. 48 rows MercuryMariner DVA Peak reading and Resistance charts Excludes Japanese Mariner.

Just type Lsailor1 in the YouTube se. Make sure it is set to OHMS not DC or AC voltage. Ratchets And Wrenches 1117895 views5 year ago.

You dont want to test your outboard coil with these wires connected. Mariner 50 4cyl 4 stroke suspect coil pack. Having problems with response time.

You want to test the resistance not current or amps. Ignition Coils XXXXX - 180V Pulsing From Control Module. How to Test an Ignition Coil Pack - Best Testing Procedure.


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