no tach signal?

Discuss the RB20, RB25 and RB26 series engines.
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lexrob
Posts: 202
Joined: Sat May 02, 2009 6:51 pm
Car: s14 95'

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I tried another ecu. Both my dohc s14 and my cheap one dont pick anything up? They both were working before i redid my wiring. I have no idea what could not be hooked up right. Ign. coil side.......

I even tried the diagnostic connector output and its reads about 2k at almost redline.


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