Johnson/Suzuki 2003 Tach Monitor

[jamjos]

Hi guys , i have a Suzuki tach with 4 monitor alarms. I already connect the RPM signal and it’s Working good . But a l don’t found the 4 pin plugs harness . I try to found the same colors but i dont see them .. Need Help !! Another way to connect this ? Thanks !

[boats.net]

The four pin connector connects to main harness going to engine.

[jamjos]

Thnks for the reply .. ! Apparently the problem is that i have a oldder engine harness .. but i think i found the combination colors to the new .. now i need to now which wire color is for which alarm to combined.

[jamjos]

If I put 12v to one of the 4 wire on the tach the alarm will activate?