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    omc ignition analizer

    how about some more details as to what you want to analyse ...on what type of engine modern oldy ... ignition, timing , capacitors, coils modern ECU like EMM,s on ETECS etc... making your own may be audacious .
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    1998 Johnson 175 Ficht Not Starting

    great news thanks for the feedback but..still curious about your compression numbers if the engine runs good.... a bad meter maybe ???
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    1954 Evinrude 25 - Build Compression, Lose Spark

    time to buy the book to understand and service your engine there are no "primary" coils under the FW ... just 2 magnets built in the FW that spin around the 2 coils . https://watercraftmanuals.com/outboard/johnson/manuals/johnson-302231.htm
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    Stalling at Idle and Idle Speed

    Sounds like you found the problem :-) thanks for the feedback
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    1977 Evinrude 25hp

    I'll let Racerone answer that one...I mostly hobby around older mdl's mid 50s- mid 60s
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    1977 Evinrude 25hp

    do you have a problem (RPM wise) or is the stop screw not adjusted properly when and how did this come up ?
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    1954 Evinrude 25 - Build Compression, Lose Spark

    compression has nothing to do with sparks especially if plugs are just simply grounded to the frame and not themselves subjected to extra PSI's crankcase is just a cavity to allow movement of internal parts. .. remove the plugs stick a screw driver in the boots and confirm...
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    Hurricane helene dropped a tree on my boat

    I doubt they would give you much. most don't pay current fair market value they simply depreciate the purchase price value down to 0$ after 27 years. ! no harm in trying...
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    1954 Evinrude 25 - Build Compression, Lose Spark

    That page is just a sample..... your model may not be so equipted in any event just disconnect the wire if you have one and that will at least let you check for sparks with no interference . the points (for testing purposes) should have 2 wires one to the condenser one to the coil...
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    1954 Evinrude 25 - Build Compression, Lose Spark

    silly question but type of plug wire did you use.... solid strand metallic 7mm or carbon fiber wires for cars ?? to service these oldies the johson manual provides all u need for $20 Good for Johnson and cousins Evinrudes...
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    1954 Evinrude 25 - Build Compression, Lose Spark

    check basics .. the plug boot to engine frame electrically goes to ground via the secondary coil winding... measure & confirm the HV secondary ohms (4-8KOhms) with good SOLID connections and confirm that continuity is not lost at anytime. if you loose continuity while doing whatever...
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    Impeller housing too snug? Making prop and shaft very hard to turn.

    How about a new design ? :)
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    Engine Won't Run When Warm

    fuel tank vent working ?? pick-up tube clean ? hose ok ?
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    40hp Johnson blows 20a fuse when key is turned

    A red B+ off the solenoid is fused then goes to plugs for accessories , front key B+ post, etc... and may go to trim switches in some case. the full amp wires feeding the trim motor blue-green is tapped off the solenoid and NOT FUSED... relays are directly fed full amperage and...
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    Engine Won't Run When Warm

    yeb carb version in the list... helps having the mdl# :-)
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    Engine Won't Run When Warm

    one filter on the small lift pump one filter on the inj. distribution
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    Evinrude 55 1978 gearcase

    try to rinse away any oils ... clear liquid Crazy glue could seep into the carck and seal it... won't solidify it much but it may seal it good. btw if you want to harden crazy glue instantly just spray it with a small bottle mix of rubbing alchool with some diluted baking soda...
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    Evinrude 225 1987 Bogging down

    dam= barrel ?? try it on the water see what happens motors are like people...they don't like CO2 and fumes
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    40hp Johnson blows 20a fuse when key is turned

    diagram aside... the usual wiring is a fused 12v off the B+ to the solenoid where the battery B+ connects. it gets +sent to te key switch B+ post and at key ON B+ leaves the switch on purple to the ignition and accessories. ...incl power to VRO etc... first thing to do is remove all...
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    Warning buzzer issues 1995 E90TLEO

    But I am getting no warning buzzer when I ground either temp sensor. I am getting voltage to the tan wire at both temp sensors and to the VRO circuit. reading back.... I would say your buzzer is defective because it's looped battery supply on th TAN wire was measured at the VRO and heat...
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