300xs will not go over 2000rpm

saber454

Recruit
Joined
Aug 28, 2010
Messages
1
hi guys i could use some help on this one i have 3 300xs on my donzi the motors are 2007 2 have 40hrs on them and one has 4hrs thay all came off 2 another boats and ran fine the olny diffrence is the other boats had smart craft this one does not all 3 will not go over 2000rpm and you bring it up to 1000rpm in nutrual the horn go off i do not know what i missed on changing them back to analog tach w/press w/temp volt any help or input would be a great thanks for your time .dave
 

poontoon

Cadet
Joined
Jan 4, 2011
Messages
12
Re: 300xs will not go over 2000rpm

There is sensor switch that often goes bad. It thinks your in neutral even though you are in gear. That's the neutral over rev alarm and regulator.
 
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