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"how to" tacho?
Posted: Tue Oct 30, 2012 8:56 pm
by reepers13
anyone got a how to for fitting an after market tacho please?
Re: "how to" tacho?
Posted: Tue Oct 30, 2012 9:12 pm
by kam-325i
depends on the rev counter.
Wiring will be, but not limited to:
An Earth
A +12v
A signal pickup...
Re: "how to" tacho?
Posted: Tue Oct 30, 2012 10:34 pm
by reepers13
yes it has a;
live
earth
and grey signal wire
car is a 325i but has a m60b40 in it so where would the signal wire go to...
im guessing the live would go to ignition?
Re: "how to" tacho?
Posted: Tue Oct 30, 2012 10:36 pm
by Speedtouch
Live would go to ignition-switched +12V. Signal will probably go to the switched side of the ignition coil LT terminals.