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    Mercruiser 3.0 cranks but wont start

    What are points?
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    Mercruiser 3.0 cranks but wont start

    I'll do that and let you know what happens. Something tells me that corrosion can't be issue because it was cranking before normally then all of a sudden stopped cranking from the key. This happened within 1 minute and hasn't cranked from key since
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    Mercruiser 3.0 cranks but wont start

    Which connections should I look at? Do you think it could be the key switch. How many volts pass thru the key switch. Multimeter read 8.4 when I did the test you recommended
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    Mercruiser 3.0 cranks but wont start

    Not sure where serial is. I will try this. But you think the neutral safety switch could have bad right away like that. This issue happened literally seconds apart. Was cranking fine from the key, next minute stopped cranking from the key. This all happened after the last time we tried cranking...
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    Mercruiser 3.0 cranks but wont start

    This issues happened within minutes, first it cranked properly from key to all of a sudden not cranking from the key at all after the buzzing noise. All fuses are fine I checked first that's how we were able to crank it from key in first place before it all went downhill
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    Mercruiser 3.0 cranks but wont start

    The key was Cranking the boat fine until it made that buzzing/grinding noise and then all of a sudden didn't crank from the key anymore. Still cranks when jumping starter and solenoid. Also I cleaned all contact points in first place that's how I was able to get it to crank from the key. I just...
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    Mercruiser 3.0 cranks but wont start

    I have searched this thread for answers to a unique problem. It's a 1989 searay 160 with mercruiser 3.0L motor. At first it would not crank at all when turning key. Starter was fine because jumped it with screwdriver but solenoid wouldn't jump. Replaced starter/slave solenoid and then the boat...
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