Need diagram /schematic help

[TAT MAN]

Where does the tach wire hook up for the window switch.
anyone have a schematic of the pcm and what wire is for the tach.
Thanks for any help

[Eugenio_SS]

http://www.installuniversity.com/ins...ht_install.htm

[TAT MAN]

Wow.......... thanks a million.

never thought to look there.

[Eugenio_SS]

[Matt@HSW]

Just in case you need it, the purple wire on the RPM window switch will then go to the yellow wire on the relay, here's a diagram:

[TAT MAN]

Just in case you need it, the purple wire on the RPM window switch will then go to the yellow wire on the relay, here's a diagram:

Do I set it for 8 cyl. according to the instruction and of course mine being an 8 cyl, I did.
But, I read in one thread that someone had to set his as a 4 cyl. because of the multible coils.

[Eugenio_SS]

set it as a 4cyl.

[TAT MAN]

Thanks everyone. for the info and help.