RPM hooked up 2 ecu but not reading??
i have just hooked up my new RPM guage following a manual.its lights up and i have hooked it up 2 the RPM on the ECU but it still isnt reading... i own a 2002 CE Lancer AUTO and i have herd of hooking it 2 the alternator or the coil but i just wanted sum advice b4 attempting anything??



