Tachometer

[top1704]

For some reason my tachometer stopped working, does anybody know what I should look for?? My boats a 2004 ZX250, thanks.

[pilgrimlarry]

i had the same problem with mine a yamaha digital tach. check the power supply . on mine the yellow wire coming out the back is the hot and the black is ground they hook in to gether with the other guages my ground came unplugged in some rough waves , was a easy fix

[top1704]

Thanks will look at this this weekend