joelrs7 Posted April 9, 2012 Share Posted April 9, 2012 tachometer doesn't work, but all other gauges do. fuses are fine so i know its not that, and im not to good with electrical. any help is appreciated. and its a 1977 280z.thanks. Quote Link to comment Share on other sites More sharing options...
NewZed Posted April 9, 2012 Share Posted April 9, 2012 You're going to have put more effort out than that. Quote Link to comment Share on other sites More sharing options...
GOTHALOSISM Posted April 9, 2012 Share Posted April 9, 2012 Tach gets its signal from the negative side of the coil, check the wiring there. Quote Link to comment Share on other sites More sharing options...
xShodaimex Posted June 22, 2012 Share Posted June 22, 2012 I believe it's a blue wire. Quote Link to comment Share on other sites More sharing options...
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